<?xml version="1.0" encoding="UTF-8"?>
<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9" xmlns:image="http://www.google.com/schemas/sitemap-image/1.1">
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-100-normal-6250-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_b2c876db-c363-4dad-b5b6-2887866b9f0e.png?v=1776329539</image:loc>
      <image:title>Potassium Hydroxide, 1.00 Normal - 6250-5</image:title>
      <image:caption>Potassium Hydroxide, 1.00 Normal - 6250-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-5-wv-stabilized-6290-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1b_9ad08c23-526a-4d00-bf3f-4a8b8ca0ccdc.png?v=1776329540</image:loc>
      <image:title>Potassium Iodide, 5% (w/v), Stabilized - 6290-32</image:title>
      <image:caption>Potassium Iodide, 5% (w/v), Stabilized - 6290-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-2-wv-r6128000-55e</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-55e_d43d66d1-c0d2-4f7b-90e2-353384d5ce74.png?v=1776329540</image:loc>
      <image:title>Potassium Hydroxide, 2% (w/v) - R6128000-55E</image:title>
      <image:caption>Potassium Hydroxide, 2% (w/v) - R6128000-55E</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-phosphate-buffer-50-mm-ph-60-r6454100-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_79dcedca-f15b-479a-9418-168794774e7e.png?v=1776329544</image:loc>
      <image:title>Potassium Phosphate Buffer, 50 mM, pH 6.0 - R6454100-20F</image:title>
      <image:caption>Potassium Phosphate Buffer, 50 mM, pH 6.0 - R6454100-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-15-wv-r6287500-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_4df5af92-84c5-4632-b2a3-cca31294d38f.png?v=1776329542</image:loc>
      <image:title>Potassium Iodide, 1.5% (w/v) - R6287500-20F</image:title>
      <image:caption>Potassium Iodide, 1.5% (w/v) - R6287500-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-15-wv-6135-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_c75b59bb-67d7-4366-b88d-be4028179030.png?v=1776329542</image:loc>
      <image:title>Potassium Hydroxide, 15% (w/v) - 6135-5</image:title>
      <image:caption>Potassium Hydroxide, 15% (w/v) - 6135-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-10-wv-stabilized-6300-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4b_da968e9f-db02-4f4f-892d-9ed316fb815e.png?v=1776329546</image:loc>
      <image:title>Potassium Iodide, 10% (w/v), Stabilized - 6300-1</image:title>
      <image:caption>Potassium Iodide, 10% (w/v), Stabilized - 6300-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-100-normal-625290-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_eab5a438-5db2-4706-adc5-c513dc5f6f21.png?v=1776329543</image:loc>
      <image:title>Potassium Hydroxide, 10.0 Normal - 6252.90-32</image:title>
      <image:caption>Potassium Hydroxide, 10.0 Normal - 6252.90-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-1-wv-r6126000-55e</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-55e_efe10192-5ef5-463e-95ef-6a9a8ae5f95f.png?v=1776329543</image:loc>
      <image:title>Potassium Hydroxide, 1% (w/v) - R6126000-55E</image:title>
      <image:caption>Potassium Hydroxide, 1% (w/v) - R6126000-55E</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-2-wv-6288-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500b_c955b81b-f3fc-4e43-8c33-1ce0da88c365.png?v=1776329543</image:loc>
      <image:title>Potassium Iodide, 2% (w/v) - 6288-16</image:title>
      <image:caption>Potassium Iodide, 2% (w/v) - 6288-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-10-wv-6130-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_e16274be-6317-4498-b711-3801e65719de.png?v=1776329546</image:loc>
      <image:title>Potassium Hydroxide, 10% (w/v) - 6130-16</image:title>
      <image:caption>Potassium Hydroxide, 10% (w/v) - 6130-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-05000-00025-normal-6411-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_d03068e3-e60a-4906-8f44-faabb59af3df.png?v=1776329544</image:loc>
      <image:title>Potassium Permanganate, 0.5000 ± 0.0025 Normal - 6411-5</image:title>
      <image:caption>Potassium Permanganate, 0.5000 ± 0.0025 Normal - 6411-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodate-iodide-0100-normal-n10-6285-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_f45eeb02-345c-4f11-ac4a-b45558f0be82.png?v=1776329548</image:loc>
      <image:title>Potassium Iodate-Iodide, 0.100 Normal (N/10) - 6285-16</image:title>
      <image:caption>Potassium Iodate-Iodide, 0.100 Normal (N/10) - 6285-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-5-wv-stabilized-6290-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_1f66756a-1b95-430a-b955-5e923cdba632.png?v=1776329546</image:loc>
      <image:title>Potassium Iodide, 5% (w/v), Stabilized - 6290-2.5</image:title>
      <image:caption>Potassium Iodide, 5% (w/v), Stabilized - 6290-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-10-wv-stabilized-6300-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_fdd4b4ae-9eff-49c2-aa81-46f63ed63e80.png?v=1776329543</image:loc>
      <image:title>Potassium Iodide, 10% (w/v), Stabilized - 6300-5</image:title>
      <image:caption>Potassium Iodide, 10% (w/v), Stabilized - 6300-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodate-iodide-0100-normal-n10-6285-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_ec6af156-3e92-4301-8ac8-4047ea57c968.png?v=1776329550</image:loc>
      <image:title>Potassium Iodate-Iodide, 0.100 Normal (N/10) - 6285-1</image:title>
      <image:caption>Potassium Iodate-Iodide, 0.100 Normal (N/10) - 6285-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-400-normal-6252-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_98930ed7-bf62-4604-b8fc-136bdb024747.png?v=1776329546</image:loc>
      <image:title>Potassium Hydroxide, 4.00 Normal - 6252-1</image:title>
      <image:caption>Potassium Hydroxide, 4.00 Normal - 6252-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-10-wv-6130-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_bc312217-b058-4f1f-9d70-f8cabb2f577a.png?v=1776329544</image:loc>
      <image:title>Potassium Hydroxide, 10% (w/v) - 6130-32</image:title>
      <image:caption>Potassium Hydroxide, 10% (w/v) - 6130-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-0200-normal-n5-in-isopropyl-alcohol-6254-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1a_c4a209d5-61e5-4dea-872e-dc3082a49ef8.png?v=1776329545</image:loc>
      <image:title>Potassium Hydroxide, 0.200 Normal (N/5) in Isopropyl Alcohol - 6254-32</image:title>
      <image:caption>Potassium Hydroxide, 0.200 Normal (N/5) in Isopropyl Alcohol - 6254-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-persulfate-5-wv-6450-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_7ad98801-8212-43a5-92e8-5244d505d28d.png?v=1776329545</image:loc>
      <image:title>Potassium Persulfate, 5% (w/v) - 6450-32</image:title>
      <image:caption>Potassium Persulfate, 5% (w/v) - 6450-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-600-molar-r6252600-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_86001eef-62c9-4d0d-92f9-622b126f5aff.png?v=1776329551</image:loc>
      <image:title>Potassium Hydroxide, 6.00 Molar - R6252600-20F</image:title>
      <image:caption>Potassium Hydroxide, 6.00 Molar - R6252600-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-100-normal-6420-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_0faf6878-038a-473f-af3f-e0f02143384e.png?v=1776329555</image:loc>
      <image:title>Potassium Permanganate, 1.00 Normal - 6420-32</image:title>
      <image:caption>Potassium Permanganate, 1.00 Normal - 6420-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-pyroantimonate-ts-6458-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_e5f12eda-fb86-4421-9a9c-58cc1b400f21.png?v=1776329554</image:loc>
      <image:title>Potassium Pyroantimonate TS - 6458-16</image:title>
      <image:caption>Potassium Pyroantimonate TS - 6458-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-0500-normal-n2-6230-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_39bed920-8208-4d8a-943e-879273929180.png?v=1776329546</image:loc>
      <image:title>Potassium Hydroxide, 0.500 Normal (N/2) - 6230-1</image:title>
      <image:caption>Potassium Hydroxide, 0.500 Normal (N/2) - 6230-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-500-normal-500-molar-62525-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_86b557b1-db4a-45dc-a102-3fecbbebc945.png?v=1776329545</image:loc>
      <image:title>Potassium Hydroxide, 5.00 Normal, 5.00 Molar - 6252.5-1</image:title>
      <image:caption>Potassium Hydroxide, 5.00 Normal, 5.00 Molar - 6252.5-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-100-normal-6420-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_be501f8a-564c-4c63-a7a7-ad63365d6850.png?v=1776329548</image:loc>
      <image:title>Potassium Permanganate, 1.00 Normal - 6420-5</image:title>
      <image:caption>Potassium Permanganate, 1.00 Normal - 6420-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-400-normal-6252-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_c947cbda-0e55-41fb-9633-d54c6c85d811.png?v=1776329553</image:loc>
      <image:title>Potassium Hydroxide, 4.00 Normal - 6252-16</image:title>
      <image:caption>Potassium Hydroxide, 4.00 Normal - 6252-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-166-wv-not-stabilized-63081p-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4b_b091bf06-af5e-4de8-b2db-73574ba33053.png?v=1776329548</image:loc>
      <image:title>Potassium Iodide, 16.6% (w/v), Not Stabilized - 6308.1P-1</image:title>
      <image:caption>Potassium Iodide, 16.6% (w/v), Not Stabilized - 6308.1P-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-0200-normal-n5-in-isopropyl-alcohol-6254-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_500a_b78036b9-a0cd-4d60-a914-025801037c32.png?v=1776329550</image:loc>
      <image:title>Potassium Hydroxide, 0.200 Normal (N/5) in Isopropyl Alcohol - 6254-16</image:title>
      <image:caption>Potassium Hydroxide, 0.200 Normal (N/5) in Isopropyl Alcohol - 6254-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-pyroantimonate-solution-r-ep-reagent-1071301-usp-for-saccharin-sodium-r6459000-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_805a702b-4a1c-4b8f-ba0d-c46dfacbcd67.png?v=1776329551</image:loc>
      <image:title>Potassium Pyroantimonate Solution R EP Reagent 1071301 / USP for Saccharin Sodium - R6459000-500A</image:title>
      <image:caption>Potassium Pyroantimonate Solution R EP Reagent 1071301 / USP for Saccharin Sodium - R6459000-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-2-wv-r6128000-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_78759d5f-9bb0-4650-9e2e-00cfd28619d4.png?v=1776329550</image:loc>
      <image:title>Potassium Hydroxide, 2% (w/v) - R6128000-500A</image:title>
      <image:caption>Potassium Hydroxide, 2% (w/v) - R6128000-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-130-normal-62513-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_eb624b52-da78-45ce-8231-f2682c53e613.png?v=1776329553</image:loc>
      <image:title>Potassium Hydroxide, 1.30 Normal - 6251.3-1</image:title>
      <image:caption>Potassium Hydroxide, 1.30 Normal - 6251.3-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-20-wv-6140-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_58b39ea9-47bd-4231-ae15-f308420dc476.png?v=1776329550</image:loc>
      <image:title>Potassium Hydroxide, 20% (w/v) - 6140-1</image:title>
      <image:caption>Potassium Hydroxide, 20% (w/v) - 6140-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-800-normal-6255-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_47fa643e-891b-46f3-abe1-32b52afe4cdb.png?v=1776329549</image:loc>
      <image:title>Potassium Hydroxide, 8.00 Normal - 6255-100</image:title>
      <image:caption>Potassium Hydroxide, 8.00 Normal - 6255-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-20-wv-6140-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_9cb46f23-7caf-47b3-862f-f71f6cdd25e5.png?v=1776329547</image:loc>
      <image:title>Potassium Hydroxide, 20% (w/v) - 6140-16</image:title>
      <image:caption>Potassium Hydroxide, 20% (w/v) - 6140-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-persulfate-5-wv-6450-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_81bb98e6-cb52-42b9-9135-c17d8bada059.png?v=1776329554</image:loc>
      <image:title>Potassium Persulfate, 5% (w/v) - 6450-16</image:title>
      <image:caption>Potassium Persulfate, 5% (w/v) - 6450-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-05-wv-r6125010-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_fd18cf28-22e0-42d5-abda-e85bbb3be53f.png?v=1776329554</image:loc>
      <image:title>Potassium Hydroxide, 0.5% (w/v) - R6125010-1A</image:title>
      <image:caption>Potassium Hydroxide, 0.5% (w/v) - R6125010-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-10-wv-6130-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_9e050894-21ed-4fe1-9e29-a9aae59e6818.png?v=1776329555</image:loc>
      <image:title>Potassium Hydroxide, 10% (w/v) - 6130-1</image:title>
      <image:caption>Potassium Hydroxide, 10% (w/v) - 6130-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-15-wv-stabilized-6305-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_f405a7d3-7242-4736-818b-8f2d3acaf114.png?v=1776329557</image:loc>
      <image:title>Potassium Iodide, 15% (w/v), Stabilized - 6305-2.5</image:title>
      <image:caption>Potassium Iodide, 15% (w/v), Stabilized - 6305-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-5-wv-stabilized-6290-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500b_7bd332ab-4678-48e3-96b1-bdd8e5557676.png?v=1776329557</image:loc>
      <image:title>Potassium Iodide, 5% (w/v), Stabilized - 6290-16</image:title>
      <image:caption>Potassium Iodide, 5% (w/v), Stabilized - 6290-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-dichromate-017-n-r6063000-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_20f_60ae3294-fc1d-45f3-8b75-b16722253ae9.png?v=1776329551</image:loc>
      <image:title>Potassium Dichromate, 0.17 N - R6063000-20F</image:title>
      <image:caption>Potassium Dichromate, 0.17 N - R6063000-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-10-wv-6130-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_c40c5ce5-c816-43ca-b778-25687770a81c.png?v=1776329551</image:loc>
      <image:title>Potassium Hydroxide, 10% (w/v) - 6130-5</image:title>
      <image:caption>Potassium Hydroxide, 10% (w/v) - 6130-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-ts-165-wv-stabilized-6307-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500b_b3c7b0e7-76c2-4fff-a5e5-118c0eef9d1a.png?v=1776329552</image:loc>
      <image:title>Potassium Iodide TS, 16.5% (w/v), Stabilized - 6307-16</image:title>
      <image:caption>Potassium Iodide TS, 16.5% (w/v), Stabilized - 6307-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-400-normal-6252-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_6edfa02e-b864-46c3-99d8-2121c1932207.png?v=1776329550</image:loc>
      <image:title>Potassium Hydroxide, 4.00 Normal - 6252-5</image:title>
      <image:caption>Potassium Hydroxide, 4.00 Normal - 6252-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-0200-normal-n5-in-isopropyl-alcohol-6254-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_4a_efa48fd5-8975-4a66-9719-883db584388a.png?v=1776329559</image:loc>
      <image:title>Potassium Hydroxide, 0.200 Normal (N/5) in Isopropyl Alcohol - 6254-1</image:title>
      <image:caption>Potassium Hydroxide, 0.200 Normal (N/5) in Isopropyl Alcohol - 6254-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-5-ww-r6129400-100a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_ce704910-8cd0-4c55-b1c4-40772c09de3c.png?v=1776329553</image:loc>
      <image:title>Potassium Hydroxide, 5% (w/w) - R6129400-100A</image:title>
      <image:caption>Potassium Hydroxide, 5% (w/w) - R6129400-100A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-100-normal-6420-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_47404018-a5f8-45ce-aed2-9991be73f801.png?v=1776329559</image:loc>
      <image:title>Potassium Permanganate, 1.00 Normal - 6420-1</image:title>
      <image:caption>Potassium Permanganate, 1.00 Normal - 6420-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-2-wv-6288-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4b_d3af8467-2e2e-4f00-b08e-84f2f12d37b8.png?v=1776329553</image:loc>
      <image:title>Potassium Iodide, 2% (w/v) - 6288-1</image:title>
      <image:caption>Potassium Iodide, 2% (w/v) - 6288-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-10-wv-stabilized-6300-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1b_bba91519-58d3-460f-8b37-7b37c677023d.png?v=1776329559</image:loc>
      <image:title>Potassium Iodide, 10% (w/v), Stabilized - 6300-32</image:title>
      <image:caption>Potassium Iodide, 10% (w/v), Stabilized - 6300-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-500-normal-500-molar-62525-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_be25f2d7-9686-4f0b-98d3-e3813f581649.png?v=1776329558</image:loc>
      <image:title>Potassium Hydroxide, 5.00 Normal, 5.00 Molar - 6252.5-5</image:title>
      <image:caption>Potassium Hydroxide, 5.00 Normal, 5.00 Molar - 6252.5-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-phosphate-monobasic-34-wv-r6450910-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_7c2b03e4-0800-4ab3-93e0-43e7db28d7da.png?v=1776329558</image:loc>
      <image:title>Potassium Phosphate Monobasic, 3.4% (w/v) - R6450910-500A</image:title>
      <image:caption>Potassium Phosphate Monobasic, 3.4% (w/v) - R6450910-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-800-normal-6255-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_f3d787cb-4e28-444b-b65f-6468865e2b25.png?v=1776329559</image:loc>
      <image:title>Potassium Hydroxide, 8.00 Normal - 6255-32</image:title>
      <image:caption>Potassium Hydroxide, 8.00 Normal - 6255-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-pyrogallate-orsat-6460-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500b_ef5be5fa-c4c0-4547-8a71-ffaeb0ecfc5b.png?v=1776329554</image:loc>
      <image:title>Potassium Pyrogallate, Orsat - 6460-16</image:title>
      <image:caption>Potassium Pyrogallate, Orsat - 6460-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-20n-ipa-r6254500-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1a_61d60c30-742d-42be-ac88-033343a5abb0.png?v=1776329555</image:loc>
      <image:title>Potassium Hydroxide, 2.0N / IPA - R6254500-1A</image:title>
      <image:caption>Potassium Hydroxide, 2.0N / IPA - R6254500-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-166-wv-not-stabilized-6308-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500b_9b03a716-aee3-4e9d-8731-0b29c6366f5a.png?v=1776329558</image:loc>
      <image:title>Potassium Iodide, 16.6% (w/v), Not Stabilized - 6308-16</image:title>
      <image:caption>Potassium Iodide, 16.6% (w/v), Not Stabilized - 6308-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-100-normal-625290-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_c2b1ad5a-5f2a-47ed-927b-5c4519a47ab6.png?v=1776329558</image:loc>
      <image:title>Potassium Hydroxide, 10.0 Normal - 6252.90-1</image:title>
      <image:caption>Potassium Hydroxide, 10.0 Normal - 6252.90-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-800-normal-6255-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_1cb1e1b3-5490-4dcf-9aef-6a8cfae32687.png?v=1776329559</image:loc>
      <image:title>Potassium Hydroxide, 8.00 Normal - 6255-1</image:title>
      <image:caption>Potassium Hydroxide, 8.00 Normal - 6255-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-15-wv-stabilized-6305-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1b_e1ec69c5-6fa3-4a02-9f94-afee8b92dd52.png?v=1776329557</image:loc>
      <image:title>Potassium Iodide, 15% (w/v), Stabilized - 6305-32</image:title>
      <image:caption>Potassium Iodide, 15% (w/v), Stabilized - 6305-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-sulfate-ts-1-wv-6540-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120a_415225a1-98ad-4fc2-a35c-e0830e84c75b.png?v=1776329553</image:loc>
      <image:title>Potassium Sulfate TS, 1% (w/v) - 6540-4</image:title>
      <image:caption>Potassium Sulfate TS, 1% (w/v) - 6540-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-00100-normal-n100-in-isopropyl-alcohol-6253-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1a_19737d8e-4fda-45a8-a8cb-29199874fc53.png?v=1776329560</image:loc>
      <image:title>Potassium Hydroxide, 0.0100 Normal (N/100) in Isopropyl Alcohol - 6253-32</image:title>
      <image:caption>Potassium Hydroxide, 0.0100 Normal (N/100) in Isopropyl Alcohol - 6253-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-50-wv-suitable-for-orsat-gas-analysis-6160-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_b7604f58-a9fa-4d53-b66b-2fa76c976dba.png?v=1776329558</image:loc>
      <image:title>Potassium Hydroxide, 50% (w/v), Suitable for Orsat Gas Analysis - 6160-32</image:title>
      <image:caption>Potassium Hydroxide, 50% (w/v), Suitable for Orsat Gas Analysis - 6160-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-5-wv-stabilized-6290-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4b_52d27531-7b3c-48c5-b6d6-e9c1957602a8.png?v=1776329561</image:loc>
      <image:title>Potassium Iodide, 5% (w/v), Stabilized - 6290-1</image:title>
      <image:caption>Potassium Iodide, 5% (w/v), Stabilized - 6290-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-53-wv-r6162000-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_4eb6e597-1055-4125-9b57-5c103dd322eb.png?v=1776329558</image:loc>
      <image:title>Potassium Hydroxide, 53% (w/v) - R6162000-500A</image:title>
      <image:caption>Potassium Hydroxide, 53% (w/v) - R6162000-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-40-wv-r6156000-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_99f3321a-227f-4b1f-9b52-b516eaec97fa.png?v=1776329558</image:loc>
      <image:title>Potassium Hydroxide, 40% (w/v) - R6156000-20F</image:title>
      <image:caption>Potassium Hydroxide, 40% (w/v) - R6156000-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-0100-normal-n10-in-isopropyl-alcohol-6257-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_20f_d39d30c3-0db2-4b71-b024-5a8aa64bc4fc.png?v=1776329569</image:loc>
      <image:title>Potassium Hydroxide, 0.100 Normal (N/10) in Isopropyl Alcohol - 6257-5</image:title>
      <image:caption>Potassium Hydroxide, 0.100 Normal (N/10) in Isopropyl Alcohol - 6257-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-phosphate-monobasic-01-molar-ph-60-r6454200-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_eedec946-38ff-4fa1-ab0b-c0ccb5bd58a8.png?v=1776329557</image:loc>
      <image:title>Potassium Phosphate Monobasic, 0.1 Molar, pH 6.0 - R6454200-20F</image:title>
      <image:caption>Potassium Phosphate Monobasic, 0.1 Molar, pH 6.0 - R6454200-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-phosphate-monobasic-15-ww-r6450700-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_4ca5f2de-7eb6-41df-9ca7-8c2abe69705f.png?v=1776329561</image:loc>
      <image:title>Potassium Phosphate Monobasic, 15% (w/w) - R6450700-1A</image:title>
      <image:caption>Potassium Phosphate Monobasic, 15% (w/w) - R6450700-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-10-wv-with-03-sodium-bicarbonate-6302-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_c60e811e-2727-446f-b1e1-6c266b3d898f.png?v=1776329562</image:loc>
      <image:title>Potassium Iodide, 10% (w/v), with 0.3% Sodium Bicarbonate - 6302-5</image:title>
      <image:caption>Potassium Iodide, 10% (w/v), with 0.3% Sodium Bicarbonate - 6302-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-10-wv-6130-8</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_a4930d93-c761-4f2b-a04e-de5244ae458e.png?v=1776329559</image:loc>
      <image:title>Potassium Hydroxide, 10% (w/v) - 6130-8</image:title>
      <image:caption>Potassium Hydroxide, 10% (w/v) - 6130-8</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-pyroantimonate-ts-6458-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_6e3883b4-c5b5-4ca8-a59d-089eb14971cc.png?v=1776329559</image:loc>
      <image:title>Potassium Pyroantimonate TS - 6458-32</image:title>
      <image:caption>Potassium Pyroantimonate TS - 6458-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-20-wv-6140-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_4432eb48-bef1-4966-880c-6c61d8895fcc.png?v=1776329561</image:loc>
      <image:title>Potassium Hydroxide, 20% (w/v) - 6140-32</image:title>
      <image:caption>Potassium Hydroxide, 20% (w/v) - 6140-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-phosphate-buffer-ph-6-r6453000-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_aff10ac4-4ee3-4be0-a7d5-80163a4c13fe.png?v=1776329561</image:loc>
      <image:title>Potassium Phosphate Buffer, pH 6 - R6453000-20F</image:title>
      <image:caption>Potassium Phosphate Buffer, pH 6 - R6453000-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-50-wv-suitable-for-orsat-gas-analysis-6160-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_eb3abf24-5aaf-4f74-a948-907add4e14c6.png?v=1776329563</image:loc>
      <image:title>Potassium Hydroxide, 50% (w/v), Suitable for Orsat Gas Analysis - 6160-1</image:title>
      <image:caption>Potassium Hydroxide, 50% (w/v), Suitable for Orsat Gas Analysis - 6160-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-800-normal-6255-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_878c92f4-1148-4bf5-85e4-8639c5f351e8.png?v=1776329561</image:loc>
      <image:title>Potassium Hydroxide, 8.00 Normal - 6255-16</image:title>
      <image:caption>Potassium Hydroxide, 8.00 Normal - 6255-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-fluoride-40-ww-6104-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_20f_a3b5764c-c3cb-409f-8ed2-327be6f7590a.png?v=1776329565</image:loc>
      <image:title>Potassium Fluoride, 40% (w/w) - 6104-5</image:title>
      <image:caption>Potassium Fluoride, 40% (w/w) - 6104-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-ts-165-wv-stabilized-6307-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4b_bfe7b370-dd1c-436b-bf1f-23f2b5c8a644.png?v=1776329563</image:loc>
      <image:title>Potassium Iodide TS, 16.5% (w/v), Stabilized - 6307-1</image:title>
      <image:caption>Potassium Iodide TS, 16.5% (w/v), Stabilized - 6307-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-14-ww-r6170000-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_4527a656-dbe1-4002-8c06-4c09031bf4ca.png?v=1776329563</image:loc>
      <image:title>Potassium Hydroxide, 14% (w/w) - R6170000-1A</image:title>
      <image:caption>Potassium Hydroxide, 14% (w/w) - R6170000-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-00100-normal-n100-in-isopropyl-alcohol-6253-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_4a_7f400e7b-ebf6-45c7-9c9f-a63533d7e2b8.png?v=1776329567</image:loc>
      <image:title>Potassium Hydroxide, 0.0100 Normal (N/100) in Isopropyl Alcohol - 6253-1</image:title>
      <image:caption>Potassium Hydroxide, 0.0100 Normal (N/100) in Isopropyl Alcohol - 6253-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-thiocyanate-4-wv-6550-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_360a8a25-4808-4942-9a48-8f2f4807277e.png?v=1776329565</image:loc>
      <image:title>Potassium Thiocyanate, 4% (w/v) - 6550-16</image:title>
      <image:caption>Potassium Thiocyanate, 4% (w/v) - 6550-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-16-wv-6306-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_f4b06bd2-4430-4e3b-bbc2-adb77e03498d.png?v=1776329560</image:loc>
      <image:title>Potassium Iodide, 16% (w/v) - 6306-5</image:title>
      <image:caption>Potassium Iodide, 16% (w/v) - 6306-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-50-wv-suitable-for-orsat-gas-analysis-6160-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_ee0989e1-ed2f-4bc5-959e-5aa846359ec2.png?v=1776329563</image:loc>
      <image:title>Potassium Hydroxide, 50% (w/v), Suitable for Orsat Gas Analysis - 6160-16</image:title>
      <image:caption>Potassium Hydroxide, 50% (w/v), Suitable for Orsat Gas Analysis - 6160-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-standard-100-ppm-k-in-3-hno-6498-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_912a810b-13b0-4552-9871-717fc3472a1e.png?v=1776329560</image:loc>
      <image:title>Potassium Standard, 100 ppm K in 3% HNO? - 6498-100</image:title>
      <image:caption>Potassium Standard, 100 ppm K in 3% HNO? - 6498-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-0100-normal-n10-in-isopropyl-alcohol-6257-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_10f_71af01e7-c6b4-42db-b8d6-6c360e75a823.png?v=1776329562</image:loc>
      <image:title>Potassium Hydroxide, 0.100 Normal (N/10) in Isopropyl Alcohol - 6257-2.5</image:title>
      <image:caption>Potassium Hydroxide, 0.100 Normal (N/10) in Isopropyl Alcohol - 6257-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-ts-165-wv-stabilized-6307-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1b_2fbeeb53-5225-4ac3-9b72-ea10840c4fc7.png?v=1776329563</image:loc>
      <image:title>Potassium Iodide TS, 16.5% (w/v), Stabilized - 6307-32</image:title>
      <image:caption>Potassium Iodide TS, 16.5% (w/v), Stabilized - 6307-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-30-wv-6153-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_10f_48810721-93aa-48d5-9c07-068841416f3c.png?v=1776329567</image:loc>
      <image:title>Potassium Hydroxide, 30% (w/v) - 6153-2.5</image:title>
      <image:caption>Potassium Hydroxide, 30% (w/v) - 6153-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-15-wv-stabilized-6305-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_0b46eddf-836e-4a75-aead-dfc5064fe719.png?v=1776329571</image:loc>
      <image:title>Potassium Iodide, 15% (w/v), Stabilized - 6305-5</image:title>
      <image:caption>Potassium Iodide, 15% (w/v), Stabilized - 6305-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-100-normal-in-isopropyl-alcohol-6258-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_4a_adc1670e-63af-435c-b255-a4f8c4a95694.png?v=1776329563</image:loc>
      <image:title>Potassium Hydroxide, 1.00 Normal in Isopropyl Alcohol - 6258-1</image:title>
      <image:caption>Potassium Hydroxide, 1.00 Normal in Isopropyl Alcohol - 6258-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-40-ww-6180-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_df8bd39d-80c9-462f-8680-bf0f4abc2dd8.png?v=1776329563</image:loc>
      <image:title>Potassium Hydroxide, 40% (w/w) - 6180-5</image:title>
      <image:caption>Potassium Hydroxide, 40% (w/w) - 6180-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-100-normal-6420-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_f3c0cf50-67aa-4e42-a0eb-ec45f23d72ac.png?v=1776329565</image:loc>
      <image:title>Potassium Permanganate, 1.00 Normal - 6420-16</image:title>
      <image:caption>Potassium Permanganate, 1.00 Normal - 6420-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-sulfate-ts-1-wv-6540-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_10bd54bb-8f90-4279-a44f-9044bfe53836.png?v=1776329566</image:loc>
      <image:title>Potassium Sulfate TS, 1% (w/v) - 6540-16</image:title>
      <image:caption>Potassium Sulfate TS, 1% (w/v) - 6540-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-30-wv-6153-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_582064ff-0b8b-44ed-be55-dbbb32c5be19.png?v=1776329565</image:loc>
      <image:title>Potassium Hydroxide, 30% (w/v) - 6153-1</image:title>
      <image:caption>Potassium Hydroxide, 30% (w/v) - 6153-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-standard-10-ppm-k-6495-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_8eb0353f-f052-4359-a17c-eb5f262fe850.png?v=1776329572</image:loc>
      <image:title>Potassium Standard, 10 ppm K - 6495-16</image:title>
      <image:caption>Potassium Standard, 10 ppm K - 6495-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-pyrogallate-orsat-6460-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1b_c1ced60b-943b-44ba-a651-c5c484f32c41.png?v=1776329564</image:loc>
      <image:title>Potassium Pyrogallate, Orsat - 6460-32</image:title>
      <image:caption>Potassium Pyrogallate, Orsat - 6460-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-standard-100-ppm-k-6497-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_3e767f5f-91fb-462e-aaef-1a68fd3c1fd0.png?v=1776329562</image:loc>
      <image:title>Potassium Standard, 100 ppm K - 6497-16</image:title>
      <image:caption>Potassium Standard, 100 ppm K - 6497-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-00200-normal-n50-in-methanol-6259-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1a_dd17cf67-1db4-4659-86e4-897d328f4000.png?v=1776329563</image:loc>
      <image:title>Potassium Hydroxide, 0.0200 Normal (N/50) in Methanol - 6259-32</image:title>
      <image:caption>Potassium Hydroxide, 0.0200 Normal (N/50) in Methanol - 6259-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-15-wv-stabilized-6305-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4b_865299c5-52bf-4e40-8036-36e4db8b33be.png?v=1776329565</image:loc>
      <image:title>Potassium Iodide, 15% (w/v), Stabilized - 6305-1</image:title>
      <image:caption>Potassium Iodide, 15% (w/v), Stabilized - 6305-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-sulfate-saturated-r6543000-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_ae5e3b57-9e2f-4886-9070-c3a818c5ca48.png?v=1776329569</image:loc>
      <image:title>Potassium Sulfate, Saturated - R6543000-1A</image:title>
      <image:caption>Potassium Sulfate, Saturated - R6543000-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-50-wv-6314-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_12109593-5044-4b04-88c6-bf70bacdf29f.png?v=1776329566</image:loc>
      <image:title>Potassium Iodide, 50% (w/v) - 6314-32</image:title>
      <image:caption>Potassium Iodide, 50% (w/v) - 6314-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-0200-normal-n5-stabilized-r6316200-4b</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4b_0214ae94-fcaa-40c3-bdad-5908c4d563ef.png?v=1776329571</image:loc>
      <image:title>Potassium Iodide, 0.200 Normal (N/5), Stabilized - R6316200-4B</image:title>
      <image:caption>Potassium Iodide, 0.200 Normal (N/5), Stabilized - R6316200-4B</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-20-wv-stabilized-6310-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4b_749ee3b3-a6a9-4814-9e56-915f32d8769a.png?v=1776329566</image:loc>
      <image:title>Potassium Iodide, 20% (w/v), Stabilized - 6310-1</image:title>
      <image:caption>Potassium Iodide, 20% (w/v), Stabilized - 6310-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-standard-5000-ppm-k-6503-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_ac72e401-9c04-46f6-b3df-e791782af4cf.png?v=1776329568</image:loc>
      <image:title>Potassium Standard, 5000 ppm K - 6503-32</image:title>
      <image:caption>Potassium Standard, 5000 ppm K - 6503-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-40-wv-r6156000-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_b083601d-e738-4ab7-a9ef-74f7d97b6172.png?v=1776329571</image:loc>
      <image:title>Potassium Hydroxide, 40% (w/v) - R6156000-500A</image:title>
      <image:caption>Potassium Hydroxide, 40% (w/v) - R6156000-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-20-wv-stabilized-6310-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_ba015844-e4ee-4116-823e-348ed16d67f0.png?v=1776329570</image:loc>
      <image:title>Potassium Iodide, 20% (w/v), Stabilized - 6310-5</image:title>
      <image:caption>Potassium Iodide, 20% (w/v), Stabilized - 6310-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-033-normal-033-molar-r6316300-4b</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4b_7560660c-f456-4a83-95a9-4e85435c63e7.png?v=1776329572</image:loc>
      <image:title>Potassium Iodide, 0.33 Normal (0.33 Molar) - R6316300-4B</image:title>
      <image:caption>Potassium Iodide, 0.33 Normal (0.33 Molar) - R6316300-4B</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-30-wv-6153-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_908cef6e-d604-43d9-b079-0b00c3279598.png?v=1776329569</image:loc>
      <image:title>Potassium Hydroxide, 30% (w/v) - 6153-32</image:title>
      <image:caption>Potassium Hydroxide, 30% (w/v) - 6153-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-15-wv-stabilized-6305-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500b_22c8dddc-6beb-4092-819b-725d72d5823a.png?v=1776329571</image:loc>
      <image:title>Potassium Iodide, 15% (w/v), Stabilized - 6305-16</image:title>
      <image:caption>Potassium Iodide, 15% (w/v), Stabilized - 6305-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-0100-normal-n10-in-isopropyl-alcohol-6257-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_4a_aa987513-d2a0-49c7-a148-4fdb6c0df224.png?v=1776329572</image:loc>
      <image:title>Potassium Hydroxide, 0.100 Normal (N/10) in Isopropyl Alcohol - 6257-1</image:title>
      <image:caption>Potassium Hydroxide, 0.100 Normal (N/10) in Isopropyl Alcohol - 6257-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-40-wv-r6156000-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_20b83b0f-1dec-48e5-8dc8-61edfe6ba1f5.png?v=1776329568</image:loc>
      <image:title>Potassium Hydroxide, 40% (w/v) - R6156000-1A</image:title>
      <image:caption>Potassium Hydroxide, 40% (w/v) - R6156000-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-25-wv-6315-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_6f36694b-317d-450f-a6a2-1209c1bacbc0.png?v=1776329570</image:loc>
      <image:title>Potassium Iodide, 25% (w/v) - 6315-1</image:title>
      <image:caption>Potassium Iodide, 25% (w/v) - 6315-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-thiocyanate-0100-normal-n10-6580-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_01efec15-f18c-4fea-879e-cb2ed86cac2f.png?v=1776329568</image:loc>
      <image:title>Potassium Thiocyanate, 0.100 Normal (N/10) - 6580-5</image:title>
      <image:caption>Potassium Thiocyanate, 0.100 Normal (N/10) - 6580-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-45-ww-technical-grade-6192-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_9ca6c84b-4ff4-4c67-bc44-d0478e73740c.png?v=1776329567</image:loc>
      <image:title>Potassium Hydroxide, 45% (w/w), Technical Grade - 6192-32</image:title>
      <image:caption>Potassium Hydroxide, 45% (w/w), Technical Grade - 6192-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-30-wv-6153-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_8e266378-1f75-4560-a2dc-69863b495a18.png?v=1776329569</image:loc>
      <image:title>Potassium Hydroxide, 30% (w/v) - 6153-16</image:title>
      <image:caption>Potassium Hydroxide, 30% (w/v) - 6153-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-0500-normal-n2-in-isopropyl-alcohol-62575-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_500a_e8a6ca1e-f916-496a-95bc-b139cb75b8c6.png?v=1776329568</image:loc>
      <image:title>Potassium Hydroxide, 0.500 Normal (N/2) in Isopropyl Alcohol - 6257.5-16</image:title>
      <image:caption>Potassium Hydroxide, 0.500 Normal (N/2) in Isopropyl Alcohol - 6257.5-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-0500-normal-n2-in-isopropyl-alcohol-62575-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1a_24214af1-5a3a-4f3b-89b2-02ad8133471c.png?v=1776329569</image:loc>
      <image:title>Potassium Hydroxide, 0.500 Normal (N/2) in Isopropyl Alcohol - 6257.5-32</image:title>
      <image:caption>Potassium Hydroxide, 0.500 Normal (N/2) in Isopropyl Alcohol - 6257.5-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-0100-normal-n10-in-isopropyl-alcohol-6257-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_500a_c0300da7-eba6-4a39-bff2-065acb3307c9.png?v=1776329568</image:loc>
      <image:title>Potassium Hydroxide, 0.100 Normal (N/10) in Isopropyl Alcohol - 6257-16</image:title>
      <image:caption>Potassium Hydroxide, 0.100 Normal (N/10) in Isopropyl Alcohol - 6257-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-033-normal-033-molar-r6316300-500b</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500b_1d3a6d98-b381-46c7-9fab-d5405e5c0e41.png?v=1776329577</image:loc>
      <image:title>Potassium Iodide, 0.33 Normal (0.33 Molar) - R6316300-500B</image:title>
      <image:caption>Potassium Iodide, 0.33 Normal (0.33 Molar) - R6316300-500B</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-300-wv-r6315300-1b</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1b_8df762c3-068f-4a9a-9c9a-fd44fd4e64b8.png?v=1776329569</image:loc>
      <image:title>Potassium Iodide, 30.0% (w/v) - R6315300-1B</image:title>
      <image:caption>Potassium Iodide, 30.0% (w/v) - R6315300-1B</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-thiocyanate-00250-normal-n40-r6564000-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_3f1dc28d-8250-4142-b5b4-8969ec76b66f.png?v=1776329573</image:loc>
      <image:title>Potassium Thiocyanate, 0.0250 Normal (N/40) - R6564000-500A</image:title>
      <image:caption>Potassium Thiocyanate, 0.0250 Normal (N/40) - R6564000-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-50-wv-suitable-for-orsat-gas-analysis-6160-55</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-55e_464196b3-c852-4eb1-ba50-8a1e675a7e8f.png?v=1776329571</image:loc>
      <image:title>Potassium Hydroxide, 50% (w/v), Suitable for Orsat Gas Analysis - 6160-55</image:title>
      <image:caption>Potassium Hydroxide, 50% (w/v), Suitable for Orsat Gas Analysis - 6160-55</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-00100-normal-n100-631601-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_3000ff64-0e9e-424c-961f-564308bbccef.png?v=1776329572</image:loc>
      <image:title>Potassium Iodide, 0.0100 Normal (N/100) - 6316.01-32</image:title>
      <image:caption>Potassium Iodide, 0.0100 Normal (N/100) - 6316.01-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-thiocyanate-0100-normal-n10-6580-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_8640143e-fd99-48d4-a3ee-9c7084825fbb.png?v=1776329569</image:loc>
      <image:title>Potassium Thiocyanate, 0.100 Normal (N/10) - 6580-2.5</image:title>
      <image:caption>Potassium Thiocyanate, 0.100 Normal (N/10) - 6580-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-100-normal-6318-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_fddf4a42-b8c5-429c-8995-5581d0486b35.png?v=1776329573</image:loc>
      <image:title>Potassium Iodide, 1.00 Normal - 6318-32</image:title>
      <image:caption>Potassium Iodide, 1.00 Normal - 6318-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-thiocyanate-00500-normal-n20-6570-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_aba0fcaf-9fc7-4c4c-8b69-c3b997bf58a5.png?v=1776329576</image:loc>
      <image:title>Potassium Thiocyanate, 0.0500 Normal (N/20) - 6570-1</image:title>
      <image:caption>Potassium Thiocyanate, 0.0500 Normal (N/20) - 6570-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-standard-10000-ppm-k-6505-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120a_adcb2466-e4af-48d3-84c4-fa088aa5a344.png?v=1776329572</image:loc>
      <image:title>Potassium Standard, 10,000 ppm K - 6505-4</image:title>
      <image:caption>Potassium Standard, 10,000 ppm K - 6505-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-16-wv-6306-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4b_3d719e0a-b97c-49bf-9db9-c87748bf85a7.png?v=1776329572</image:loc>
      <image:title>Potassium Iodide, 16% (w/v) - 6306-1</image:title>
      <image:caption>Potassium Iodide, 16% (w/v) - 6306-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-0100-normal-n10-in-isopropyl-alcohol-6257-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1a_3fe1a333-9298-4f0a-b427-c126d8572d8d.png?v=1776329571</image:loc>
      <image:title>Potassium Hydroxide, 0.100 Normal (N/10) in Isopropyl Alcohol - 6257-32</image:title>
      <image:caption>Potassium Hydroxide, 0.100 Normal (N/10) in Isopropyl Alcohol - 6257-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-0500-normal-n2-in-isopropyl-alcohol-62575-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_4a_233fb99e-31bf-4a48-95a4-b88a3e199fe4.png?v=1776329578</image:loc>
      <image:title>Potassium Hydroxide, 0.500 Normal (N/2) in Isopropyl Alcohol - 6257.5-1</image:title>
      <image:caption>Potassium Hydroxide, 0.500 Normal (N/2) in Isopropyl Alcohol - 6257.5-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-40-ww-6180-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_bfcf3142-576e-4adf-a647-6491f7747d69.png?v=1776329572</image:loc>
      <image:title>Potassium Hydroxide, 40% (w/w) - 6180-16</image:title>
      <image:caption>Potassium Hydroxide, 40% (w/w) - 6180-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-45-ww-analytical-reagent-grade-6190-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_094fe06f-4ce1-43ae-ba1d-ba48618ac932.png?v=1776329578</image:loc>
      <image:title>Potassium Hydroxide, 45% (w/w), Analytical Reagent Grade - 6190-32</image:title>
      <image:caption>Potassium Hydroxide, 45% (w/w), Analytical Reagent Grade - 6190-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-100-normal-in-isopropyl-alcohol-6258-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1a_7ed20b8c-95e1-4976-ad00-d54b83843ffa.png?v=1776329573</image:loc>
      <image:title>Potassium Hydroxide, 1.00 Normal in Isopropyl Alcohol - 6258-32</image:title>
      <image:caption>Potassium Hydroxide, 1.00 Normal in Isopropyl Alcohol - 6258-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/alkaline-potassium-tetraiodomercurate-r-6545-8</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_c779fcbb-abc8-466b-ba81-213192a71ad1.png?v=1776329573</image:loc>
      <image:title>Alkaline Potassium Tetraiodomercurate R - 6545-8</image:title>
      <image:caption>Alkaline Potassium Tetraiodomercurate R - 6545-8</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-00100-normal-n100-in-methanol-6264-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_4a_13729f4b-923b-45ce-b988-2389fd7c3ddf.png?v=1776329572</image:loc>
      <image:title>Potassium Hydroxide, 0.0100 Normal (N/100) in Methanol - 6264-1</image:title>
      <image:caption>Potassium Hydroxide, 0.0100 Normal (N/100) in Methanol - 6264-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-00500-normal-n20-6198-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_f6ff0ae8-5b91-4cfd-9f29-21a8c44ddb55.png?v=1776329575</image:loc>
      <image:title>Potassium Hydroxide, 0.0500 Normal (N/20) - 6198-16</image:title>
      <image:caption>Potassium Hydroxide, 0.0500 Normal (N/20) - 6198-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-0500-normal-n2-in-methanol-6261-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_20f_76525ff7-dc2b-44f4-8b87-deaa26c2adaa.png?v=1776329576</image:loc>
      <image:title>Potassium Hydroxide, 0.500 Normal (N/2) in Methanol - 6261-5</image:title>
      <image:caption>Potassium Hydroxide, 0.500 Normal (N/2) in Methanol - 6261-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-saturated-6313-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_3fc08e9d-9aa0-4f4e-b2db-ce162d2fdb1b.png?v=1776329576</image:loc>
      <image:title>Potassium Iodide, Saturated - 6313-32</image:title>
      <image:caption>Potassium Iodide, Saturated - 6313-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-nitrate-10-wv-6317-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120a_b90d9bd2-b89c-4506-ad5f-2329086ee7c8.png?v=1776329571</image:loc>
      <image:title>Potassium Nitrate, 10% (w/v) - 6317-4</image:title>
      <image:caption>Potassium Nitrate, 10% (w/v) - 6317-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-sulfate-05-molar-r6542000-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_13567955-9bb3-4455-9dac-e3375c300581.png?v=1776329580</image:loc>
      <image:title>Potassium Sulfate, 0.5 Molar - R6542000-20F</image:title>
      <image:caption>Potassium Sulfate, 0.5 Molar - R6542000-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-nitrate-saturated-r6317700-250a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_0392ba28-8f34-4f97-9060-6c27472fc385.png?v=1776329579</image:loc>
      <image:title>Potassium Nitrate, Saturated - R6317700-250A</image:title>
      <image:caption>Potassium Nitrate, Saturated - R6317700-250A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-00200-normal-n50-6187-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_aa06627b-67cd-43ff-9be6-d41efe94b7b4.png?v=1776329572</image:loc>
      <image:title>Potassium Hydroxide, 0.0200 Normal (N/50) - 6187-32</image:title>
      <image:caption>Potassium Hydroxide, 0.0200 Normal (N/50) - 6187-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-0500-normal-n2-in-methanol-6261-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_4a_eb5fe010-9cce-4384-8ab7-d86632f1cf1d.png?v=1776329574</image:loc>
      <image:title>Potassium Hydroxide, 0.500 Normal (N/2) in Methanol - 6261-1</image:title>
      <image:caption>Potassium Hydroxide, 0.500 Normal (N/2) in Methanol - 6261-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-0100-normal-n10-in-methanol-6260-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_20f_08e1d660-9099-44b1-a7c5-6457490652bf.png?v=1776329578</image:loc>
      <image:title>Potassium Hydroxide, 0.100 Normal (N/10) in Methanol - 6260-5</image:title>
      <image:caption>Potassium Hydroxide, 0.100 Normal (N/10) in Methanol - 6260-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-33-ww-unstabilized-r6315340-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_19bf473f-992a-4aa2-a7b4-370e4a710a32.png?v=1776329572</image:loc>
      <image:title>Potassium Iodide, 33% (w/w), unstabilized - R6315340-1C</image:title>
      <image:caption>Potassium Iodide, 33% (w/w), unstabilized - R6315340-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-saturated-6313-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_31eb9b02-24ab-4084-8467-fc2217334090.png?v=1776329578</image:loc>
      <image:title>Potassium Iodide, Saturated - 6313-16</image:title>
      <image:caption>Potassium Iodide, Saturated - 6313-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-00200-normal-n50-6187-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_0ea472fa-101a-422e-9c8e-80de10860b33.png?v=1776329576</image:loc>
      <image:title>Potassium Hydroxide, 0.0200 Normal (N/50) - 6187-5</image:title>
      <image:caption>Potassium Hydroxide, 0.0200 Normal (N/50) - 6187-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-0100-normal-n10-in-methanol-6260-1ct</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-4f_4b97d0cd-3317-40bc-ae6f-9faa9a04080f.png?v=1776329576</image:loc>
      <image:title>Potassium Hydroxide, 0.100 Normal (N/10) in Methanol - 6260-1CT</image:title>
      <image:caption>Potassium Hydroxide, 0.100 Normal (N/10) in Methanol - 6260-1CT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-45-ww-fcc-r6193000-100a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_52154925-8458-4491-9c84-5679b2083883.png?v=1776329577</image:loc>
      <image:title>Potassium Hydroxide, 45% (w/w) FCC - R6193000-100A</image:title>
      <image:caption>Potassium Hydroxide, 45% (w/w) FCC - R6193000-100A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/alkaline-potassium-tetraiodomercurate-r-6545-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500b_c7f8e973-4b78-44dc-b0ba-7612490046ec.png?v=1776329576</image:loc>
      <image:title>Alkaline Potassium Tetraiodomercurate R - 6545-16</image:title>
      <image:caption>Alkaline Potassium Tetraiodomercurate R - 6545-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-50-wv-suitable-for-orsat-gas-analysis-6160-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_3f9a1eb1-2614-4b48-a807-d3e14c67c42e.png?v=1776329583</image:loc>
      <image:title>Potassium Hydroxide, 50% (w/v), Suitable for Orsat Gas Analysis - 6160-5</image:title>
      <image:caption>Potassium Hydroxide, 50% (w/v), Suitable for Orsat Gas Analysis - 6160-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-45-ww-analytical-reagent-grade-6190-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_ea7c76f1-35b1-44da-af3a-ac1f7d571ab8.png?v=1776329581</image:loc>
      <image:title>Potassium Hydroxide, 45% (w/w), Analytical Reagent Grade - 6190-16</image:title>
      <image:caption>Potassium Hydroxide, 45% (w/w), Analytical Reagent Grade - 6190-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/alkaline-potassium-tetraiodomercurate-r-6545-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_120b_514589ce-ced4-416e-b954-1459463fdb08.png?v=1776329578</image:loc>
      <image:title>Alkaline Potassium Tetraiodomercurate R - 6545-4</image:title>
      <image:caption>Alkaline Potassium Tetraiodomercurate R - 6545-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-0100-normal-n10-in-methanol-6260-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1a_3c1d0386-2fc5-4411-b3aa-317d7e1006d5.png?v=1776329584</image:loc>
      <image:title>Potassium Hydroxide, 0.100 Normal (N/10) in Methanol - 6260-32</image:title>
      <image:caption>Potassium Hydroxide, 0.100 Normal (N/10) in Methanol - 6260-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-thiocyanate-0171-normal-r6581000-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_3c44b426-9135-4ad3-b015-01818e3737d0.png?v=1776329575</image:loc>
      <image:title>Potassium Thiocyanate, 0.171 Normal - R6581000-1A</image:title>
      <image:caption>Potassium Thiocyanate, 0.171 Normal - R6581000-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-thiocyanate-20-wv-r6556000-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_0261d36c-bb23-469a-80c0-cff62c04ba96.png?v=1776329576</image:loc>
      <image:title>Potassium Thiocyanate, 20% (w/v) - R6556000-1A</image:title>
      <image:caption>Potassium Thiocyanate, 20% (w/v) - R6556000-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-45-ww-analytical-reagent-grade-6190-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_10f_0f6897f6-6e84-4e4b-ad80-af5394eea174.png?v=1776329578</image:loc>
      <image:title>Potassium Hydroxide, 45% (w/w), Analytical Reagent Grade - 6190-2.5</image:title>
      <image:caption>Potassium Hydroxide, 45% (w/w), Analytical Reagent Grade - 6190-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-50-wv-6314-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120c_67982142-3187-4183-92a7-84e6c982ae5b.png?v=1776329580</image:loc>
      <image:title>Potassium Iodide, 50% (w/v) - 6314-4</image:title>
      <image:caption>Potassium Iodide, 50% (w/v) - 6314-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-thiocyanate-4-wv-6550-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_261bbee5-934c-4395-8c85-f74573064a51.png?v=1776329576</image:loc>
      <image:title>Potassium Thiocyanate, 4% (w/v) - 6550-32</image:title>
      <image:caption>Potassium Thiocyanate, 4% (w/v) - 6550-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-0100-normal-n10-6200-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_130886f5-fd41-4217-9a13-64fb1716110b.png?v=1776329580</image:loc>
      <image:title>Potassium Hydroxide, 0.100 Normal (N/10) - 6200-1</image:title>
      <image:caption>Potassium Hydroxide, 0.100 Normal (N/10) - 6200-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-45-ww-analytical-reagent-grade-6190-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_972eb43c-024c-40d9-aeac-20246a5cd15d.png?v=1776329579</image:loc>
      <image:title>Potassium Hydroxide, 45% (w/w), Analytical Reagent Grade - 6190-5</image:title>
      <image:caption>Potassium Hydroxide, 45% (w/w), Analytical Reagent Grade - 6190-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-50-wv-6314-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_4f07e103-dc87-45bd-bc3c-776b29df4b03.png?v=1776329583</image:loc>
      <image:title>Potassium Iodide, 50% (w/v) - 6314-16</image:title>
      <image:caption>Potassium Iodide, 50% (w/v) - 6314-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-0500-normal-n2-in-methanol-6261-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1a_08f7f4c2-d6ca-4713-af7f-eb664157b949.png?v=1776329578</image:loc>
      <image:title>Potassium Hydroxide, 0.500 Normal (N/2) in Methanol - 6261-32</image:title>
      <image:caption>Potassium Hydroxide, 0.500 Normal (N/2) in Methanol - 6261-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-100-normal-6318-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_9ec81637-74b5-4213-b423-7c0cedaf1ab9.png?v=1776329582</image:loc>
      <image:title>Potassium Iodide, 1.00 Normal - 6318-1</image:title>
      <image:caption>Potassium Iodide, 1.00 Normal - 6318-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-00100-normal-n100-6196-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_bc9e4858-c638-4985-b0de-2514fe640f5e.png?v=1776329587</image:loc>
      <image:title>Potassium Hydroxide, 0.0100 Normal (N/100) - 6196-5</image:title>
      <image:caption>Potassium Hydroxide, 0.0100 Normal (N/100) - 6196-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-45-ww-analytical-reagent-grade-6190-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_bc1fe942-a1b3-4814-b0e9-73ff04001a87.png?v=1776329584</image:loc>
      <image:title>Potassium Hydroxide, 45% (w/w), Analytical Reagent Grade - 6190-1</image:title>
      <image:caption>Potassium Hydroxide, 45% (w/w), Analytical Reagent Grade - 6190-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-0100-normal-n10-in-methanol-6260-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_500a_b4dc6503-c2a5-4c55-8446-1dfa05f14468.png?v=1776329577</image:loc>
      <image:title>Potassium Hydroxide, 0.100 Normal (N/10) in Methanol - 6260-16</image:title>
      <image:caption>Potassium Hydroxide, 0.100 Normal (N/10) in Methanol - 6260-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-thiocyanate-10-wv-6555-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_759a3107-e61d-4900-9ae9-deb8828d0326.png?v=1776329586</image:loc>
      <image:title>Potassium Thiocyanate, 10% (w/v) - 6555-1</image:title>
      <image:caption>Potassium Thiocyanate, 10% (w/v) - 6555-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-0500-normal-n2-in-methanol-6261-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_10f_5c92c812-a51e-4a58-b7b8-0dba114d6c28.png?v=1776329585</image:loc>
      <image:title>Potassium Hydroxide, 0.500 Normal (N/2) in Methanol - 6261-2.5</image:title>
      <image:caption>Potassium Hydroxide, 0.500 Normal (N/2) in Methanol - 6261-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/isonicotinic-barbituric-acid-r6584220-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_e6cff6d7-d7e0-47d1-be71-2f26bca87485.png?v=1776329584</image:loc>
      <image:title>Isonicotinic Barbituric Acid - R6584220-1C</image:title>
      <image:caption>Isonicotinic Barbituric Acid - R6584220-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-00050-normal-in-methanol-r6259005-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1a_2bb23656-7b52-482b-b0b2-901aee74356b.png?v=1776329586</image:loc>
      <image:title>Potassium Hydroxide, 0.0050 Normal in Methanol - R6259005-1A</image:title>
      <image:caption>Potassium Hydroxide, 0.0050 Normal in Methanol - R6259005-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-20-wv-stabilized-6310-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500b_3a9dbe75-3af9-4382-915b-e6731b1da7d1.png?v=1776329579</image:loc>
      <image:title>Potassium Iodide, 20% (w/v), Stabilized - 6310-16</image:title>
      <image:caption>Potassium Iodide, 20% (w/v), Stabilized - 6310-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-100-normal-in-methanol-6262-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_4a_a689e1e7-ab68-4723-9d4a-ebb3b60595d0.png?v=1776329585</image:loc>
      <image:title>Potassium Hydroxide, 1.00 Normal in Methanol - 6262-1</image:title>
      <image:caption>Potassium Hydroxide, 1.00 Normal in Methanol - 6262-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-100-normal-6318-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_14b5a66b-2db7-4df4-96dc-1e420ea2f5ac.png?v=1776329581</image:loc>
      <image:title>Potassium Iodide, 1.00 Normal - 6318-16</image:title>
      <image:caption>Potassium Iodide, 1.00 Normal - 6318-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-0100-normal-n10-in-methanol-6260-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_10f_32c5bda4-dcde-4ab4-8c7e-ae50dd6134d4.png?v=1776329586</image:loc>
      <image:title>Potassium Hydroxide, 0.100 Normal (N/10) in Methanol - 6260-2.5</image:title>
      <image:caption>Potassium Hydroxide, 0.100 Normal (N/10) in Methanol - 6260-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-45-ww-technical-grade-6192-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_da229d54-76ee-4066-b442-c16dcecf2ddb.png?v=1776329584</image:loc>
      <image:title>Potassium Hydroxide, 45% (w/w), Technical Grade - 6192-1</image:title>
      <image:caption>Potassium Hydroxide, 45% (w/w), Technical Grade - 6192-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-40-wv-r6156000-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_86aa489a-733a-4f2e-b81d-003c75d68e40.png?v=1776329595</image:loc>
      <image:title>Potassium Hydroxide, 40% (w/v) - R6156000-4A</image:title>
      <image:caption>Potassium Hydroxide, 40% (w/v) - R6156000-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-45-ww-analytical-reagent-grade-6190-5hp</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_2a5e31bb-92cd-41b0-91dc-965c25448ff4.png?v=1776329584</image:loc>
      <image:title>Potassium Hydroxide, 45% (w/w), Analytical Reagent Grade - 6190-5HP</image:title>
      <image:caption>Potassium Hydroxide, 45% (w/w), Analytical Reagent Grade - 6190-5HP</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-45-ww-technical-grade-6192-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_4220add0-20d0-4cf3-ab23-6e28540b6104.png?v=1776329587</image:loc>
      <image:title>Potassium Hydroxide, 45% (w/w), Technical Grade - 6192-5</image:title>
      <image:caption>Potassium Hydroxide, 45% (w/w), Technical Grade - 6192-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-0500-normal-n2-in-methanol-6261-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_500a_eeca5c57-1601-4101-85a1-ba943a5a3224.png?v=1776329588</image:loc>
      <image:title>Potassium Hydroxide, 0.500 Normal (N/2) in Methanol - 6261-16</image:title>
      <image:caption>Potassium Hydroxide, 0.500 Normal (N/2) in Methanol - 6261-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/pyridine-10-vv-r6584100-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_664be3cd-4919-44cf-8964-e058835430a4.png?v=1776329585</image:loc>
      <image:title>Pyridine, 10% (v/v) - R6584100-1A</image:title>
      <image:caption>Pyridine, 10% (v/v) - R6584100-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-0200-normal-n5-6210-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_8d02f667-99c4-45c8-8f69-ca1d63195ffe.png?v=1776329584</image:loc>
      <image:title>Potassium Hydroxide, 0.200 Normal (N/5) - 6210-5</image:title>
      <image:caption>Potassium Hydroxide, 0.200 Normal (N/5) - 6210-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-50-wv-6314-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4b_5fcbd33b-e50b-4ea0-a65d-874a79e7e4c8.png?v=1776329586</image:loc>
      <image:title>Potassium Iodide, 50% (w/v) - 6314-1</image:title>
      <image:caption>Potassium Iodide, 50% (w/v) - 6314-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-0500-normal-n2-in-denatured-alcohol-6265-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_20f_9fe2a696-ba98-40d7-a30a-7da7f777c4a0.png?v=1776329588</image:loc>
      <image:title>Potassium Hydroxide, 0.500 Normal (N/2) in Denatured Alcohol - 6265-5</image:title>
      <image:caption>Potassium Hydroxide, 0.500 Normal (N/2) in Denatured Alcohol - 6265-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-standard-5000-ppm-k-6503-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_e88d06a0-a180-43be-9cac-5a3f40d06bc4.png?v=1776329591</image:loc>
      <image:title>Potassium Standard, 5000 ppm K - 6503-16</image:title>
      <image:caption>Potassium Standard, 5000 ppm K - 6503-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-oxalate-2-wv-20-gl-6320-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_9fd8f61b-dc32-4602-9db5-f4e015601ef7.png?v=1776329588</image:loc>
      <image:title>Potassium Oxalate, 2% (w/v)  (20 g/L) - 6320-32</image:title>
      <image:caption>Potassium Oxalate, 2% (w/v)  (20 g/L) - 6320-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-standard-10000-ppm-k-6505-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_b3899e4c-bc9d-4061-8f5d-11a7912b61f6.png?v=1776329592</image:loc>
      <image:title>Potassium Standard, 10,000 ppm K - 6505-16</image:title>
      <image:caption>Potassium Standard, 10,000 ppm K - 6505-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-thiocyanate-10-wv-6555-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_93f616d1-4999-460c-a3d1-28c993daf487.png?v=1776329588</image:loc>
      <image:title>Potassium Thiocyanate, 10% (w/v) - 6555-32</image:title>
      <image:caption>Potassium Thiocyanate, 10% (w/v) - 6555-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-0100-normal-n10-6200-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_0084772b-3ced-4e16-80b4-60ec39e256ef.png?v=1776329591</image:loc>
      <image:title>Potassium Hydroxide, 0.100 Normal (N/10) - 6200-16</image:title>
      <image:caption>Potassium Hydroxide, 0.100 Normal (N/10) - 6200-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-0500-normal-n2-in-denatured-alcohol-6265-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1a_adab28cb-2316-492c-b775-c0c844bb15cd.png?v=1776329584</image:loc>
      <image:title>Potassium Hydroxide, 0.500 Normal (N/2) in Denatured Alcohol - 6265-32</image:title>
      <image:caption>Potassium Hydroxide, 0.500 Normal (N/2) in Denatured Alcohol - 6265-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-standard-891-mgl-equivalent-to-100-ppm-cl-6354-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_47c26230-71ab-42a1-8cdf-378e48a99e33.png?v=1776329592</image:loc>
      <image:title>Potassium Permanganate Standard, 89.1 mg/L, equivalent to 100 ppm Cl? - 6354-16</image:title>
      <image:caption>Potassium Permanganate Standard, 89.1 mg/L, equivalent to 100 ppm Cl? - 6354-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-oxalate-20-wv-r6325000-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_7f4ba9e5-3fa9-4a3b-a5bc-eb4763a9e2d8.png?v=1776329597</image:loc>
      <image:title>Potassium Oxalate, 20% (w/v) - R6325000-4A</image:title>
      <image:caption>Potassium Oxalate, 20% (w/v) - R6325000-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-iodine-reagent-tappi-for-starch-r6316700-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_95c5161e-fae5-46dc-9f0f-0505d47c223f.png?v=1776329590</image:loc>
      <image:title>Potassium Iodide - Iodine Reagent, TAPPI for Starch - R6316700-1C</image:title>
      <image:caption>Potassium Iodide - Iodine Reagent, TAPPI for Starch - R6316700-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-0100-normal-n10-in-denatured-alcohol-62645-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_500a_74fa0dd8-c12b-4926-9afe-5a28fdca45ba.png?v=1776329598</image:loc>
      <image:title>Potassium Hydroxide, 0.100 Normal (N/10) in Denatured Alcohol - 6264.5-16</image:title>
      <image:caption>Potassium Hydroxide, 0.100 Normal (N/10) in Denatured Alcohol - 6264.5-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-00500-normal-n20-6198-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_8b1ed838-8efc-4320-bc70-3a2a871cad09.png?v=1776329591</image:loc>
      <image:title>Potassium Hydroxide, 0.0500 Normal (N/20) - 6198-32</image:title>
      <image:caption>Potassium Hydroxide, 0.0500 Normal (N/20) - 6198-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-nitrate-saturated-r6317700-100a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_02564f98-dd7e-4b2b-8789-96da8bc32be5.png?v=1776329591</image:loc>
      <image:title>Potassium Nitrate, Saturated - R6317700-100A</image:title>
      <image:caption>Potassium Nitrate, Saturated - R6317700-100A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-nitrate-20-molar-63196-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120a_ef2a016d-2707-4f3f-bb16-7381a2c34fa4.png?v=1776329592</image:loc>
      <image:title>Potassium Nitrate, 2.0 Molar - 6319.6-4</image:title>
      <image:caption>Potassium Nitrate, 2.0 Molar - 6319.6-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/isonicotinic-acid-barbituric-acid-solution-r6584210-4c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_55198d78-52ae-4172-a7a1-843f282aad8a.png?v=1776329592</image:loc>
      <image:title>Isonicotinic Acid-Barbituric Acid Solution - R6584210-4C</image:title>
      <image:caption>Isonicotinic Acid-Barbituric Acid Solution - R6584210-4C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-thiocyanate-0100-normal-n10-6580-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_05e50c3a-711c-4b86-9766-161c2acd49db.png?v=1776329596</image:loc>
      <image:title>Potassium Thiocyanate, 0.100 Normal (N/10) - 6580-1</image:title>
      <image:caption>Potassium Thiocyanate, 0.100 Normal (N/10) - 6580-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-thiocyanate-0200-normal-n5-6582-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_0ac44388-3909-4159-8098-e9ccabfe2b30.png?v=1776329592</image:loc>
      <image:title>Potassium Thiocyanate, 0.200 Normal (N/5) - 6582-1</image:title>
      <image:caption>Potassium Thiocyanate, 0.200 Normal (N/5) - 6582-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/reduction-solution-for-silica-determination-6597-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_b11872e8-d231-4e15-997d-853ce506d529.png?v=1776329594</image:loc>
      <image:title>Reduction Solution, for Silica Determination - 6597-2.5</image:title>
      <image:caption>Reduction Solution, for Silica Determination - 6597-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-0100-normal-n10-6200-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_b24b60fe-41f9-4204-83f7-e421b2f08e40.png?v=1776329595</image:loc>
      <image:title>Potassium Hydroxide, 0.100 Normal (N/10) - 6200-2.5</image:title>
      <image:caption>Potassium Hydroxide, 0.100 Normal (N/10) - 6200-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-0100-normal-n10-in-denatured-alcohol-62645-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_4a_bbed98f0-04b8-4505-a83d-d7b899a724de.png?v=1776329593</image:loc>
      <image:title>Potassium Hydroxide, 0.100 Normal (N/10) in Denatured Alcohol - 6264.5-1</image:title>
      <image:caption>Potassium Hydroxide, 0.100 Normal (N/10) in Denatured Alcohol - 6264.5-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-05n-in-10-ethanol-r6265300-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_a213cb73-19fb-4839-88fb-9df83772e82a.png?v=1776329595</image:loc>
      <image:title>Potassium Hydroxide, 0.5N in 10% ethanol - R6265300-1A</image:title>
      <image:caption>Potassium Hydroxide, 0.5N in 10% ethanol - R6265300-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/reagent-alcohol-acs-reagent-grade-anhydrous-absolute-6590-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1a_106efde6-62af-47fe-8428-2fc323963a96.png?v=1776329594</image:loc>
      <image:title>Reagent Alcohol, ACS Reagent Grade Anhydrous, Absolute - 6590-32</image:title>
      <image:caption>Reagent Alcohol, ACS Reagent Grade Anhydrous, Absolute - 6590-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-100-normal-in-methanol-6262-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_20f_561a4a61-91f6-4e96-9b6c-66eb1b27e177.png?v=1776329591</image:loc>
      <image:title>Potassium Hydroxide, 1.00 Normal in Methanol - 6262-5</image:title>
      <image:caption>Potassium Hydroxide, 1.00 Normal in Methanol - 6262-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-20-wv-stabilized-6310-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1b_97a07c8e-21be-41a3-a530-ea7f80f8ce1b.png?v=1776329595</image:loc>
      <image:title>Potassium Iodide, 20% (w/v), Stabilized - 6310-32</image:title>
      <image:caption>Potassium Iodide, 20% (w/v), Stabilized - 6310-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-100-normal-in-methanol-6262-1ct</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-4f_05698bb8-f734-4c15-b790-c5263c2063ed.png?v=1776329594</image:loc>
      <image:title>Potassium Hydroxide, 1.00 Normal in Methanol - 6262-1CT</image:title>
      <image:caption>Potassium Hydroxide, 1.00 Normal in Methanol - 6262-1CT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-oxalate-368-wv-r6330368-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_1a_4668feff-a1ef-4358-9ae3-9178a3a5c57b.png?v=1776329596</image:loc>
      <image:title>Potassium Oxalate, 36.8% w/v - R6330368-1A</image:title>
      <image:caption>Potassium Oxalate, 36.8% w/v - R6330368-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-thiocyanate-10-wv-6555-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_ffad5321-4c62-43b2-96f2-0406ccc7847d.png?v=1776329591</image:loc>
      <image:title>Potassium Thiocyanate, 10% (w/v) - 6555-16</image:title>
      <image:caption>Potassium Thiocyanate, 10% (w/v) - 6555-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/redox-standard-solution-iodidetriiodide-6595-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_7ec25475-9536-4082-8530-4713e7ac3351.png?v=1776329590</image:loc>
      <image:title>Redox Standard Solution, Iodide/Triiodide - 6595-32</image:title>
      <image:caption>Redox Standard Solution, Iodide/Triiodide - 6595-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-0500-normal-n2-in-denatured-alcohol-6265-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_4a_3d57974b-5d61-4379-aed6-56267df1a6b1.png?v=1776329595</image:loc>
      <image:title>Potassium Hydroxide, 0.500 Normal (N/2) in Denatured Alcohol - 6265-1</image:title>
      <image:caption>Potassium Hydroxide, 0.500 Normal (N/2) in Denatured Alcohol - 6265-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-00100-normal-n100-6196-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_302a2883-290d-44a1-96bc-059f16166ed2.png?v=1776329600</image:loc>
      <image:title>Potassium Hydroxide, 0.0100 Normal (N/100) - 6196-1</image:title>
      <image:caption>Potassium Hydroxide, 0.0100 Normal (N/100) - 6196-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/pro-a-elution-buffer-20-mm-acetate-ph-35-r6583920-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_a787b9df-6cc0-42ea-b297-4b393818c8b6.png?v=1776329592</image:loc>
      <image:title>Pro A Elution Buffer, 20 mM Acetate, pH 3.5 - R6583920-500A</image:title>
      <image:caption>Pro A Elution Buffer, 20 mM Acetate, pH 3.5 - R6583920-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-thiocyanate-0100-normal-n10-6580-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_62650bd7-4cc3-4076-b19e-684512138f48.png?v=1776329596</image:loc>
      <image:title>Potassium Thiocyanate, 0.100 Normal (N/10) - 6580-32</image:title>
      <image:caption>Potassium Thiocyanate, 0.100 Normal (N/10) - 6580-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/propylene-glycol-85-vv-r6583900-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_7338c927-b769-4aaa-aa17-ef4573280645.png?v=1776329595</image:loc>
      <image:title>Propylene Glycol, 85% (v/v) - R6583900-500A</image:title>
      <image:caption>Propylene Glycol, 85% (v/v) - R6583900-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-thiocyanate-0100-normal-n10-6580-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_92c26fbb-13c8-450f-82a4-1dd3ee143d50.png?v=1776329595</image:loc>
      <image:title>Potassium Thiocyanate, 0.100 Normal (N/10) - 6580-16</image:title>
      <image:caption>Potassium Thiocyanate, 0.100 Normal (N/10) - 6580-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-100-normal-in-methanol-6262-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1a_21ef4462-701a-453f-ba94-869d8823a8fb.png?v=1776329593</image:loc>
      <image:title>Potassium Hydroxide, 1.00 Normal in Methanol - 6262-32</image:title>
      <image:caption>Potassium Hydroxide, 1.00 Normal in Methanol - 6262-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-oxalate-33-wv-r6330330-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_1a_62cfe89a-69f4-49bb-bec5-71d16025982b.png?v=1776329597</image:loc>
      <image:title>Potassium Oxalate, 33% (w/v) - R6330330-1A</image:title>
      <image:caption>Potassium Oxalate, 33% (w/v) - R6330330-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-nitrate-10-wv-6317-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_2ab19b13-a6ce-4daf-8cf9-69fe5e214d1d.png?v=1776329597</image:loc>
      <image:title>Potassium Nitrate, 10% (w/v) - 6317-16</image:title>
      <image:caption>Potassium Nitrate, 10% (w/v) - 6317-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-0200-normal-n5-in-methanol-r6260200-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_4a_cf1fa36a-1918-4a50-8bb2-5139e3e963e1.png?v=1776329595</image:loc>
      <image:title>Potassium Hydroxide, 0.200 Normal (N/5) in Methanol - R6260200-4A</image:title>
      <image:caption>Potassium Hydroxide, 0.200 Normal (N/5) in Methanol - R6260200-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-005-normal-n20-in-methanol-r6266800-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_4a_a07834c6-4f74-4e1e-9600-f225048bf4c7.png?v=1776329595</image:loc>
      <image:title>Potassium Hydroxide, 0.05 Normal (N/20) in Methanol - R6266800-4A</image:title>
      <image:caption>Potassium Hydroxide, 0.05 Normal (N/20) in Methanol - R6266800-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/reagent-alcohol-acs-reagent-grade-anhydrous-absolute-6590-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_20f_c76a4af0-cf2f-44a4-a235-5c4de13f3157.png?v=1776329597</image:loc>
      <image:title>Reagent Alcohol, ACS Reagent Grade Anhydrous, Absolute - 6590-5</image:title>
      <image:caption>Reagent Alcohol, ACS Reagent Grade Anhydrous, Absolute - 6590-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/isonicotinic-barbituric-acid-r6584220-4c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_3d7c8d8a-b932-470c-8982-7c7868649d26.png?v=1776329598</image:loc>
      <image:title>Isonicotinic Barbituric Acid - R6584220-4C</image:title>
      <image:caption>Isonicotinic Barbituric Acid - R6584220-4C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-0250-normal-n4-6220-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_50245ec6-9e88-4258-837a-7ebd647f413f.png?v=1776329594</image:loc>
      <image:title>Potassium Hydroxide, 0.250 Normal (N/4) - 6220-32</image:title>
      <image:caption>Potassium Hydroxide, 0.250 Normal (N/4) - 6220-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-063-wv-6355-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_c22f7475-9ccf-4807-b1b6-5d392547ffc3.png?v=1776329596</image:loc>
      <image:title>Potassium Permanganate, 0.63% (w/v) - 6355-32</image:title>
      <image:caption>Potassium Permanganate, 0.63% (w/v) - 6355-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-0100-normal-n10-6200-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_c26bb369-eb0d-436d-bfb9-1942e47dd025.png?v=1776329599</image:loc>
      <image:title>Potassium Hydroxide, 0.100 Normal (N/10) - 6200-5</image:title>
      <image:caption>Potassium Hydroxide, 0.100 Normal (N/10) - 6200-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-0089-normal-in-methanol-r6261890-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_20f_5dab951e-ad63-4955-81b7-e32c28fa85ab.png?v=1776329597</image:loc>
      <image:title>Potassium Hydroxide, 0.089 Normal in Methanol - R6261890-20F</image:title>
      <image:caption>Potassium Hydroxide, 0.089 Normal in Methanol - R6261890-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-5-wv-mercury-free-6360-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_2ca18073-322c-4b57-9ea0-c4de5533bdfa.png?v=1776329602</image:loc>
      <image:title>Potassium Permanganate, 5% (w/v), Low Mercury - 6360-1</image:title>
      <image:caption>Potassium Permanganate, 5% (w/v), Mercury Free - 6360-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-0200-normal-n5-6210-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_555ecce4-9649-4a11-a16c-35b59296b981.png?v=1776329598</image:loc>
      <image:title>Potassium Hydroxide, 0.200 Normal (N/5) - 6210-32</image:title>
      <image:caption>Potassium Hydroxide, 0.200 Normal (N/5) - 6210-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodate-00250-normal-n40-6273-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_a9169e72-3f36-4dbe-93b0-50889f5ed768.png?v=1776329599</image:loc>
      <image:title>Potassium Iodate, 0.0250 Normal (N/40) - 6273-32</image:title>
      <image:caption>Potassium Iodate, 0.0250 Normal (N/40) - 6273-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-00100-normal-n100-6196-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_a2019abe-b59b-464f-8de0-336698006578.png?v=1776329602</image:loc>
      <image:title>Potassium Hydroxide, 0.0100 Normal (N/100) - 6196-16</image:title>
      <image:caption>Potassium Hydroxide, 0.0100 Normal (N/100) - 6196-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/pro-a-intermediate-matrix-20-mm-sodium-acetate-ph-55-r6583930-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_9df3148c-23c0-4441-ad98-3e052344b848.png?v=1776329603</image:loc>
      <image:title>Pro A Intermediate Matrix, 20 mM Sodium Acetate, pH 5.5 - R6583930-500A</image:title>
      <image:caption>Pro A Intermediate Matrix, 20 mM Sodium Acetate, pH 5.5 - R6583930-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-100-normal-6318-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_6161310b-3e59-436e-bd5c-fa244e7f7b43.png?v=1776329603</image:loc>
      <image:title>Potassium Iodide, 1.00 Normal - 6318-5</image:title>
      <image:caption>Potassium Iodide, 1.00 Normal - 6318-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-0100-normal-n10-6200-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_fc743422-b1ba-4c55-91ba-3e9ddff9c0f1.png?v=1776329599</image:loc>
      <image:title>Potassium Hydroxide, 0.100 Normal (N/10) - 6200-32</image:title>
      <image:caption>Potassium Hydroxide, 0.100 Normal (N/10) - 6200-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/reagent-alcohol-acs-reagent-grade-anhydrous-absolute-6590-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_4a_73d309b4-69e2-4491-9503-5fe9c7562d4b.png?v=1776329601</image:loc>
      <image:title>Reagent Alcohol, ACS Reagent Grade Anhydrous, Absolute - R6590000-3.8A</image:title>
      <image:caption>Reagent Alcohol, ACS Reagent Grade Anhydrous, Absolute - 6590-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-063-wv-6355-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_c99e1114-a233-410c-b614-3d50acff49f8.png?v=1776329604</image:loc>
      <image:title>Potassium Permanganate, 0.63% (w/v) - 6355-1</image:title>
      <image:caption>Potassium Permanganate, 0.63% (w/v) - 6355-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodide-033-normal-033-molar-r6316300-1b</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1b_2d37189c-353e-44a1-9cf1-43f9f2b0518a.png?v=1776329600</image:loc>
      <image:title>Potassium Iodide, 0.33 Normal (0.33 Molar) - R6316300-1B</image:title>
      <image:caption>Potassium Iodide, 0.33 Normal (0.33 Molar) - R6316300-1B</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-0200-normal-n5-in-denatured-alcohol-62675-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1a_91fd49e4-393b-40c8-8d2d-43c32e088ab1.png?v=1776329599</image:loc>
      <image:title>Potassium Hydroxide, 0.200 Normal (N/5) in Denatured Alcohol - 6267.5-32</image:title>
      <image:caption>Potassium Hydroxide, 0.200 Normal (N/5) in Denatured Alcohol - 6267.5-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-0560-normal-in-denatured-alcohol-62656-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1a_30e6f8a6-8b78-403b-9781-af10602e06ba.png?v=1776329603</image:loc>
      <image:title>Potassium Hydroxide, 0.560 Normal in Denatured Alcohol - 6265.6-32</image:title>
      <image:caption>Potassium Hydroxide, 0.560 Normal in Denatured Alcohol - 6265.6-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-0500-normal-n2-in-denatured-alcohol-6265-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_10f_faef41fc-eb33-4763-9dd0-61ec2a4f8cc4.png?v=1776329600</image:loc>
      <image:title>Potassium Hydroxide, 0.500 Normal (N/2) in Denatured Alcohol - 6265-2.5</image:title>
      <image:caption>Potassium Hydroxide, 0.500 Normal (N/2) in Denatured Alcohol - 6265-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-0100-normal-n10-in-denatured-alcohol-62645-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1a_dd2adc46-ffdc-44cb-835b-bc0e4288937b.png?v=1776329599</image:loc>
      <image:title>Potassium Hydroxide, 0.100 Normal (N/10) in Denatured Alcohol - 6264.5-32</image:title>
      <image:caption>Potassium Hydroxide, 0.100 Normal (N/10) in Denatured Alcohol - 6264.5-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/reference-color-standard-no-0-astm-d-848-r6605000-500c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_ee12db9c-d748-4654-8a67-f25bb9c0e25e.png?v=1776329601</image:loc>
      <image:title>Reference Color Standard No. 0, ASTM D 848 - R6605000-500C</image:title>
      <image:caption>Reference Color Standard No. 0, ASTM D 848 - R6605000-500C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-standard-891-mgl-1000-ppm-as-cl-r6354300-500c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_85277994-c271-483e-9ca6-b831d98a47ce.png?v=1776329603</image:loc>
      <image:title>Potassium Permanganate Standard, 891 mg/L (1000 ppm as Cl?) - R6354300-500C</image:title>
      <image:caption>Potassium Permanganate Standard, 891 mg/L (1000 ppm as Cl?) - R6354300-500C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-00100-normal-n100-in-methanol-6264-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_500a_e7f68d0e-fe06-4413-9299-c3eba4819de2.png?v=1776329605</image:loc>
      <image:title>Potassium Hydroxide, 0.0100 Normal (N/100) in Methanol - 6264-16</image:title>
      <image:caption>Potassium Hydroxide, 0.0100 Normal (N/100) in Methanol - 6264-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-oxalate-2-wv-20-gl-6320-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_a2415f66-9f52-488b-a84e-a1f724224ab5.png?v=1776329603</image:loc>
      <image:title>Potassium Oxalate, 2% (w/v)  (20 g/L) - 6320-16</image:title>
      <image:caption>Potassium Oxalate, 2% (w/v)  (20 g/L) - 6320-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-5-wv-mercury-free-6360-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_6465f5d1-5c0d-4996-95c2-d5c7e24ae87c.png?v=1776329601</image:loc>
      <image:title>Potassium Permanganate, 5% (w/v), Low Mercury - 6360-5</image:title>
      <image:caption>Potassium Permanganate, 5% (w/v), Mercury Free - 6360-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-4-wv-6359-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_efd41153-bfc9-4a87-b19b-9994f3807b10.png?v=1776329605</image:loc>
      <image:title>Potassium Permanganate, 4% (w/v) - 6359-16</image:title>
      <image:caption>Potassium Permanganate, 4% (w/v) - 6359-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-00100-normal-n100-in-methanol-6264-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1a_70770774-2199-487c-aecc-a4748f15c426.png?v=1776329605</image:loc>
      <image:title>Potassium Hydroxide, 0.0100 Normal (N/100) in Methanol - 6264-32</image:title>
      <image:caption>Potassium Hydroxide, 0.0100 Normal (N/100) in Methanol - 6264-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sheathers-sugar-solution-sp-gr-1250-for-flotation-of-parasites-6713-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_71ed0be1-60a7-42d8-ab06-05e16d66d58d.png?v=1776329600</image:loc>
      <image:title>Sheather&apos;s Sugar Solution, Sp. Gr. 1.250, for Flotation of Parasites - 6713-32</image:title>
      <image:caption>Sheather&apos;s Sugar Solution, Sp. Gr. 1.250, for Flotation of Parasites - 6713-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-00100-normal-n100-6196-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_18c647de-3176-41f4-b2cc-41eb6c584c0c.png?v=1776329600</image:loc>
      <image:title>Potassium Hydroxide, 0.0100 Normal (N/100) - 6196-32</image:title>
      <image:caption>Potassium Hydroxide, 0.0100 Normal (N/100) - 6196-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/reagent-alcohol-acs-reagent-grade-anhydrous-absolute-6590-30</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_2e558c31-4b8b-4d9b-bdfe-208cb9969bc6.png?v=1776329604</image:loc>
      <image:title>Reagent Alcohol, ACS Reagent Grade Anhydrous, Absolute - 6590-30</image:title>
      <image:caption>Reagent Alcohol, ACS Reagent Grade Anhydrous, Absolute - 6590-30</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/rees-and-ecker-blood-diluting-fluid-for-platelet-count-6600-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120a_91e57975-269f-4d7b-9bb8-e7ddf2120e0c.png?v=1776329604</image:loc>
      <image:title>Rees and Ecker Blood Diluting Fluid, for Platelet Count - 6600-4</image:title>
      <image:caption>Rees and Ecker Blood Diluting Fluid, for Platelet Count - 6600-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-standard-891-mgl-1000-ppm-as-cl-r6354300-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_93bf7ff9-9ed5-4ff3-abbd-34e2fbc9989d.png?v=1776329602</image:loc>
      <image:title>Potassium Permanganate Standard, 891 mg/L (1000 ppm as Cl?) - R6354300-1C</image:title>
      <image:caption>Potassium Permanganate Standard, 891 mg/L (1000 ppm as Cl?) - R6354300-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/settling-test-solution-r6711000-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_b44eabe5-dc84-4962-8868-a975d60baca4.png?v=1776329608</image:loc>
      <image:title>Settling Test Solution - R6711000-4A</image:title>
      <image:caption>Settling Test Solution - R6711000-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-0100-normal-n10-in-methanol-6260-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_4a_7f6c224e-5488-464f-a928-4b03143d781f.png?v=1776329604</image:loc>
      <image:title>Potassium Hydroxide, 0.100 Normal (N/10) in Methanol - 6260-1</image:title>
      <image:caption>Potassium Hydroxide, 0.100 Normal (N/10) in Methanol - 6260-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/rhodanine-indicator-002-wv-6625-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_a6d427df-44e3-41bf-890d-c43f92efe8bf.png?v=1776329607</image:loc>
      <image:title>Rhodanine Indicator, 0.02% (w/v) - 6625-16</image:title>
      <image:caption>Rhodanine Indicator, 0.02% (w/v) - 6625-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/reagent-alcohol-acs-reagent-grade-anhydrous-absolute-6590-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_10f_00f554b7-19d2-4408-8466-493545ddf601.png?v=1776329607</image:loc>
      <image:title>Reagent Alcohol, ACS Reagent Grade Anhydrous, Absolute - 6590-2.5</image:title>
      <image:caption>Reagent Alcohol, ACS Reagent Grade Anhydrous, Absolute - 6590-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-standard-891-mgl-equivalent-to-100-ppm-cl-6354-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_93fa23c5-073d-4b91-9174-f8ae57fa87fd.png?v=1776329604</image:loc>
      <image:title>Potassium Permanganate Standard, 89.1 mg/L, equivalent to 100 ppm Cl? - 6354-32</image:title>
      <image:caption>Potassium Permanganate Standard, 89.1 mg/L, equivalent to 100 ppm Cl? - 6354-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-005-normal-n20-in-methanol-r6266800-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1a_3034ec33-9805-46f5-8ca9-f7788232187a.png?v=1776329605</image:loc>
      <image:title>Potassium Hydroxide, 0.05 Normal (N/20) in Methanol - R6266800-1A</image:title>
      <image:caption>Potassium Hydroxide, 0.05 Normal (N/20) in Methanol - R6266800-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-02-gl-r6354200-250c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_0b9bc85c-e383-4f25-bf95-e5bb7b16315e.png?v=1776329605</image:loc>
      <image:title>Potassium Permanganate, 0.2 g/L - R6354200-250C</image:title>
      <image:caption>Potassium Permanganate, 0.2 g/L - R6354200-250C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-0500-normal-n2-in-ethanol-r6265400-120a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_120a_f692152c-f9cc-4e51-9612-36c21e6afda8.png?v=1776329611</image:loc>
      <image:title>Potassium Hydroxide, 0.500 Normal (N/2) in Ethanol - R6265400-120A</image:title>
      <image:caption>Potassium Hydroxide, 0.500 Normal (N/2) in Ethanol - R6265400-120A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-5-wv-mercury-free-6360-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_73208981-47f9-4566-af71-c0539b6df638.png?v=1776329605</image:loc>
      <image:title>Potassium Permanganate, 5% (w/v), Low Mercury - 6360-2.5</image:title>
      <image:caption>Potassium Permanganate, 5% (w/v), Mercury Free - 6360-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodate-000564-normal-200-ppm-as-cl-6270-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_cf177e35-5031-489b-9bf3-876e15682faa.png?v=1776329608</image:loc>
      <image:title>Potassium Iodate, 0.00564 Normal, 200 ppm as Cl? - 6270-16</image:title>
      <image:caption>Potassium Iodate, 0.00564 Normal, 200 ppm as Cl? - 6270-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-oxalate-30-wv-r6330000-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_20f_220437c3-e773-42c1-9876-a817730e347c.png?v=1776329605</image:loc>
      <image:title>Potassium Oxalate, 30% (w/v) - R6330000-20F</image:title>
      <image:caption>Potassium Oxalate, 30% (w/v) - R6330000-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodate-000564-normal-200-ppm-as-cl-6270-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_cb62d505-31ea-45a7-b51d-fb30ba6d4e68.png?v=1776329606</image:loc>
      <image:title>Potassium Iodate, 0.00564 Normal, 200 ppm as Cl? - 6270-32</image:title>
      <image:caption>Potassium Iodate, 0.00564 Normal, 200 ppm as Cl? - 6270-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/reference-color-standard-no-5-astm-d-848-r6605500-500c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_c4fb0841-dcc0-42ce-b5b7-13b1b5e3d532.png?v=1776329609</image:loc>
      <image:title>Reference Color Standard No. 5, ASTM D 848 - R6605500-500C</image:title>
      <image:caption>Reference Color Standard No. 5, ASTM D 848 - R6605500-500C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/reducing-solution-hydrazine-copper-sulfate-r6596000-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_1c_0cc94bb1-f1ba-4314-b534-0d3e2883db00.png?v=1776329606</image:loc>
      <image:title>Reducing Solution, Hydrazine - Copper Sulfate - R6596000-1C</image:title>
      <image:caption>Reducing Solution, Hydrazine - Copper Sulfate - R6596000-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodate-0125-normal-62765-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_6d2fb2c7-8b59-497a-ac56-2c085b7df614.png?v=1776329603</image:loc>
      <image:title>Potassium Iodate, 0.125 Normal - 6276.5-16</image:title>
      <image:caption>Potassium Iodate, 0.125 Normal - 6276.5-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-100-normal-in-denatured-alcohol-62669-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_4a_8eb7a605-d114-4928-8dd8-c4a73b1faa7f.png?v=1776329607</image:loc>
      <image:title>Potassium Hydroxide, 1.00 Normal in Denatured Alcohol - 6266.9-1</image:title>
      <image:caption>Potassium Hydroxide, 1.00 Normal in Denatured Alcohol - 6266.9-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/redox-standard-solution-iodidetriiodide-6595-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_89b17557-4e84-42f3-a1ef-d73cc39535c0.png?v=1776329609</image:loc>
      <image:title>Redox Standard Solution, Iodide/Triiodide - 6595-16</image:title>
      <image:caption>Redox Standard Solution, Iodide/Triiodide - 6595-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-100-normal-in-denatured-alcohol-62669-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1a_049d2abf-aeb2-4d6f-85c4-1d66720deac2.png?v=1776329607</image:loc>
      <image:title>Potassium Hydroxide, 1.00 Normal in Denatured Alcohol - 6266.9-32</image:title>
      <image:caption>Potassium Hydroxide, 1.00 Normal in Denatured Alcohol - 6266.9-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodate-0200-normal-n5-r6276900-4c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_a07e5f26-28ca-4d6a-8057-ac4d1c99f560.png?v=1776329607</image:loc>
      <image:title>Potassium Iodate, 0.200 Normal (N/5) - R6276900-4C</image:title>
      <image:caption>Potassium Iodate, 0.200 Normal (N/5) - R6276900-4C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodate-volumetric-solution-00500-molar-m20-0300-normal-6277-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_91d223de-c450-473e-9fda-58f6ffdf219e.png?v=1776329607</image:loc>
      <image:title>Potassium Iodate Volumetric Solution, 0.0500 Molar (M/20), 0.300 Normal - 6277-16</image:title>
      <image:caption>Potassium Iodate Volumetric Solution, 0.0500 Molar (M/20), 0.300 Normal - 6277-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-235-wv-r6357200-55e</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-55e_ba224b02-db50-4759-8e38-a3f779a611cb.png?v=1776329610</image:loc>
      <image:title>Potassium Permanganate, 2.35% (w/v) - R6357200-55E</image:title>
      <image:caption>Potassium Permanganate, 2.35% (w/v) - R6357200-55E</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/reagent-alcohol-denatured-alcohol-90-vv-aqueous-solution-r6593000-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_4a_90d61e2a-1de5-41dc-8f73-f1774c7d0254.png?v=1776329609</image:loc>
      <image:title>Reagent Alcohol (Denatured Alcohol), 90% (v/v) Aqueous Solution - R6593000-4A</image:title>
      <image:caption>Reagent Alcohol (Denatured Alcohol), 90% (v/v) Aqueous Solution - R6593000-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-0200-normal-n5-6210-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_048e3a86-ba53-4a71-b40c-964f72758c27.png?v=1776329605</image:loc>
      <image:title>Potassium Hydroxide, 0.200 Normal (N/5) - 6210-1</image:title>
      <image:caption>Potassium Hydroxide, 0.200 Normal (N/5) - 6210-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-00100-normal-n100-6370-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_bb869b18-55e3-45d4-ae71-3c76e2c31f67.png?v=1776329614</image:loc>
      <image:title>Potassium Permanganate, 0.0100 Normal (N/100) - 6370-16</image:title>
      <image:caption>Potassium Permanganate, 0.0100 Normal (N/100) - 6370-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/rhodanine-indicator-002-wv-6625-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120a_ba8406f6-50e6-4df0-b3d5-439cfe60fc7a.png?v=1776329616</image:loc>
      <image:title>Rhodanine Indicator, 0.02% (w/v) - 6625-4</image:title>
      <image:caption>Rhodanine Indicator, 0.02% (w/v) - 6625-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-063-wv-6355-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_51cb2ea5-04b9-40fc-9634-da191b17672d.png?v=1776329610</image:loc>
      <image:title>Potassium Permanganate, 0.63% (w/v) - 6355-16</image:title>
      <image:caption>Potassium Permanganate, 0.63% (w/v) - 6355-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-standard-891-mgl-equivalent-to-100-ppm-cl-6354-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_b89d8ba9-f36f-4091-acc4-742be152f311.png?v=1776329611</image:loc>
      <image:title>Potassium Permanganate Standard, 89.1 mg/L, equivalent to 100 ppm Cl? - 6354-1</image:title>
      <image:caption>Potassium Permanganate Standard, 89.1 mg/L, equivalent to 100 ppm Cl? - 6354-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-4-wv-6359-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_fdb62102-6dff-43e3-8b82-5963f958591d.png?v=1776329614</image:loc>
      <image:title>Potassium Permanganate, 4% (w/v) - 6359-32</image:title>
      <image:caption>Potassium Permanganate, 4% (w/v) - 6359-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/reference-color-standard-no-4-astm-d-848-r6605400-500c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_e11d9c23-0607-4ded-a748-cb7d341677ba.png?v=1776329608</image:loc>
      <image:title>Reference Color Standard No. 4, ASTM D 848 - R6605400-500C</image:title>
      <image:caption>Reference Color Standard No. 4, ASTM D 848 - R6605400-500C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-5-wv-mercury-free-6360-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_499a7477-4a8e-415f-95c6-b3b4e90f1588.png?v=1776329609</image:loc>
      <image:title>Potassium Permanganate, 5% (w/v), Low Mercury - 6360-32</image:title>
      <image:caption>Potassium Permanganate, 5% (w/v), Mercury Free - 6360-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-5-wv-mercury-free-6360-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_4c7e71c3-5cb5-4ee5-b1e0-a5effb5d08fb.png?v=1776329611</image:loc>
      <image:title>Potassium Permanganate, 5% (w/v), Low Mercury - 6360-16</image:title>
      <image:caption>Potassium Permanganate, 5% (w/v), Mercury Free - 6360-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/shantzs-reagent-class-c-etch-meets-specifications-for-p4tf8-s12-r6712000-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_ea93f397-da25-4c27-bd70-b71f25755eb6.png?v=1776329611</image:loc>
      <image:title>Shantz&apos;s Reagent - Class C Etch Meets Specifications for P4TF8-S12 - R6712000-500A</image:title>
      <image:caption>Shantz&apos;s Reagent - Class C Etch Meets Specifications for P4TF8-S12 - R6712000-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodate-00625-normal-r6274200-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_4c8d903b-9aec-4df7-8c9c-0422beba8125.png?v=1776329610</image:loc>
      <image:title>Potassium Iodate, 0.0625 Normal - R6274200-20F</image:title>
      <image:caption>Potassium Iodate, 0.0625 Normal - R6274200-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/shantzs-reagent-class-c-etch-meets-specifications-for-p4tf8-s12-r6712000-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_c18fa566-e753-4a97-b2ba-cf820b7e902b.png?v=1776329612</image:loc>
      <image:title>Shantz&apos;s Reagent - Class C Etch Meets Specifications for P4TF8-S12 - R6712000-1A</image:title>
      <image:caption>Shantz&apos;s Reagent - Class C Etch Meets Specifications for P4TF8-S12 - R6712000-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-00200-normal-n50-6372-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120c_ea2017b8-6d54-4aa1-99a8-2e07b8dc69a9.png?v=1776329617</image:loc>
      <image:title>Potassium Permanganate, 0.0200 Normal (N/50) - 6372-4</image:title>
      <image:caption>Potassium Permanganate, 0.0200 Normal (N/50) - 6372-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sfa-buffer-for-hplc-6720-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_4c_f2807890-00f1-4e2d-98a7-5082e4d209f4.png?v=1776329610</image:loc>
      <image:title>SFA Buffer, for HPLC - 6720-1</image:title>
      <image:caption>SFA Buffer, for HPLC - 6720-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-00420-normal-6386-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_57696692-6985-42a5-b634-0a186a5e5e43.png?v=1776329614</image:loc>
      <image:title>Potassium Permanganate, 0.0420 Normal - 6386-1</image:title>
      <image:caption>Potassium Permanganate, 0.0420 Normal - 6386-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/redox-standard-solution-iodidetriiodide-6595-50</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_7a73bb1f-df0d-410f-b71e-dc905bcde052.png?v=1776329612</image:loc>
      <image:title>Redox Standard Solution, Iodide/Triiodide - 6595-50</image:title>
      <image:caption>Redox Standard Solution, Iodide/Triiodide - 6595-50</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodate-0100-normal-n10-001667-molar-m60-6275-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_b8b4a369-c75f-4491-a170-93691416745a.png?v=1776329610</image:loc>
      <image:title>Potassium Iodate, 0.100 Normal (N/10), 0.01667 Molar (M/60) - 6275-1</image:title>
      <image:caption>Potassium Iodate, 0.100 Normal (N/10), 0.01667 Molar (M/60) - 6275-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodate-00250-normal-n40-6273-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_def086aa-7281-4bd5-9036-9b5260aa3214.png?v=1776329609</image:loc>
      <image:title>Potassium Iodate, 0.0250 Normal (N/40) - 6273-16</image:title>
      <image:caption>Potassium Iodate, 0.0250 Normal (N/40) - 6273-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/resorcinol-ts-6619-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_120c_c565c301-4f7f-4e38-a920-fc83983fb3a8.png?v=1776329613</image:loc>
      <image:title>Resorcinol TS - 6619-4</image:title>
      <image:caption>Resorcinol TS - 6619-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silica-standard-500-ppb-sio-6728-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_9a12d25b-d510-4e14-a406-f2c2c68265f0.png?v=1776329610</image:loc>
      <image:title>Silica Standard, 500 ppb SiO? - 6728-32</image:title>
      <image:caption>Silica Standard, 500 ppb SiO? - 6728-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-00500-normal-n20-in-denatured-alcohol-62665-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1a_28bb51ca-8cc7-4ca2-9d0a-59c2195211f6.png?v=1776329610</image:loc>
      <image:title>Potassium Hydroxide, 0.0500 Normal (N/20) in Denatured Alcohol - 6266.5-32</image:title>
      <image:caption>Potassium Hydroxide, 0.0500 Normal (N/20) in Denatured Alcohol - 6266.5-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/rees-and-ecker-blood-diluting-fluid-for-platelet-count-6600-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_64155f89-4dea-4bd0-b029-8b1ea0ceb018.png?v=1776329613</image:loc>
      <image:title>Rees and Ecker Blood Diluting Fluid, for Platelet Count - 6600-16</image:title>
      <image:caption>Rees and Ecker Blood Diluting Fluid, for Platelet Count - 6600-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/reference-color-standard-no-2-astm-d-848-r6605200-500c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_1d7c84af-a4fa-4b1a-b939-9aad42012ab4.png?v=1776329611</image:loc>
      <image:title>Reference Color Standard No. 2, ASTM D 848 - R6605200-500C</image:title>
      <image:caption>Reference Color Standard No. 2, ASTM D 848 - R6605200-500C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-00125-n-r6370500-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_297a42cc-ee63-4ec1-bf2e-c3eeedea07ab.png?v=1776329612</image:loc>
      <image:title>Potassium Permanganate, 0.0125 N - R6370500-1C</image:title>
      <image:caption>Potassium Permanganate, 0.0125 N - R6370500-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/quality-control-standard-2-6587-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_120a_80ba1a6b-4133-472a-838f-206c2468a7e3.png?v=1776329615</image:loc>
      <image:title>Quality Control Standard 2 - 6587-4</image:title>
      <image:caption>Quality Control Standard 2 - 6587-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-00420-normal-6386-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_d5569c6f-d46a-4ffe-80d3-9bbead9bacb8.png?v=1776329612</image:loc>
      <image:title>Potassium Permanganate, 0.0420 Normal - 6386-32</image:title>
      <image:caption>Potassium Permanganate, 0.0420 Normal - 6386-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodate-iodide-00125-normal-n80-1-ml-05-mg-so-6280-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_59f71f28-051f-4dfa-a7da-5620c3b09d16.png?v=1776329618</image:loc>
      <image:title>Potassium Iodate-Iodide, 0.0125 Normal (N/80), 1 mL = 0.5 mg SO?²? - 6280-32</image:title>
      <image:caption>Potassium Iodate-Iodide, 0.0125 Normal (N/80), 1 mL = 0.5 mg SO?²? - 6280-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silica-standard-200-ppm-sio-r6746000-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_8601fb16-4ae0-4505-8ebd-b3e449cfc377.png?v=1776329615</image:loc>
      <image:title>Silica Standard, 200 ppm SiO? - R6746000-500A</image:title>
      <image:caption>Silica Standard, 200 ppm SiO? - R6746000-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/reference-color-standard-no-1-astm-d-848-r6605100-500c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_7495a755-ea19-4d22-84b2-65e5902a9670.png?v=1776329615</image:loc>
      <image:title>Reference Color Standard No. 1, ASTM D 848 - R6605100-500C</image:title>
      <image:caption>Reference Color Standard No. 1, ASTM D 848 - R6605100-500C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-00500-normal-n20-00100-molar-m100-6390-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_1202d2e1-e743-43f3-bb54-412d69468991.png?v=1776329620</image:loc>
      <image:title>Potassium Permanganate, 0.0500 Normal (N/20), 0.0100 Molar (M/100) - 6390-32</image:title>
      <image:caption>Potassium Permanganate, 0.0500 Normal (N/20), 0.0100 Molar (M/100) - 6390-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silica-standard-1-ppm-sio-1000-ppb-sio-6729-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_e375cd04-1a41-45fb-bdcb-a473f762c562.png?v=1776329616</image:loc>
      <image:title>Silica Standard, 1 ppm SiO? (1000 ppb SIO?) - 6729-16</image:title>
      <image:caption>Silica Standard, 1 ppm SiO? (1000 ppb SIO?) - 6729-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-32-wv-r6358010-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_ee8d747f-c2a3-499f-8d4c-bce28d2038cc.png?v=1776329616</image:loc>
      <image:title>Potassium Permanganate, 3.2% (w/v) - R6358010-1C</image:title>
      <image:caption>Potassium Permanganate, 3.2% (w/v) - R6358010-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silica-standard-10-ppm-sio-467-ppm-si-6740-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_67be62c5-b00d-4377-bdd8-39c85b3a0e9e.png?v=1776329614</image:loc>
      <image:title>Silica Standard, 10 ppm SiO? (4.67 ppm Si) - 6740-32</image:title>
      <image:caption>Silica Standard, 10 ppm SiO? (4.67 ppm Si) - 6740-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/reagent-alcohol-acs-reagent-grade-anhydrous-absolute-6590-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_500a_a0797620-6c3f-44e7-8066-8365d37f73b0.png?v=1776329617</image:loc>
      <image:title>Reagent Alcohol, ACS Reagent Grade Anhydrous, Absolute - 6590-16</image:title>
      <image:caption>Reagent Alcohol, ACS Reagent Grade Anhydrous, Absolute - 6590-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodate-iodide-00250-normal-n40-6282-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_6876c650-b0bf-482e-8a17-694841feaf52.png?v=1776329614</image:loc>
      <image:title>Potassium Iodate-Iodide, 0.0250 Normal (N/40) - 6282-1</image:title>
      <image:caption>Potassium Iodate-Iodide, 0.0250 Normal (N/40) - 6282-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-hydroxide-0025n-in-isopropanol-r6263025-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1a_da6d767a-bafa-4368-8dcc-63f1506db4e3.png?v=1776329616</image:loc>
      <image:title>Potassium Hydroxide, 0.025N in isopropanol - R6263025-1A</image:title>
      <image:caption>Potassium Hydroxide, 0.025N in isopropanol - R6263025-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodate-0100-normal-n10-001667-molar-m60-6275-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_04bb6372-8bb1-4776-b865-50605040d64e.png?v=1776329616</image:loc>
      <image:title>Potassium Iodate, 0.100 Normal (N/10), 0.01667 Molar (M/60) - 6275-16</image:title>
      <image:caption>Potassium Iodate, 0.100 Normal (N/10), 0.01667 Molar (M/60) - 6275-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/reference-color-standard-no-10-astm-d-848-r6606000-500c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_500c_2d1edf3d-8a00-43b3-879f-e39164ce83f3.png?v=1776329620</image:loc>
      <image:title>Reference Color Standard No. 10, ASTM D 848 - R6606000-500C</image:title>
      <image:caption>Reference Color Standard No. 10, ASTM D 848 - R6606000-500C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodate-iodide-00125-normal-n80-1-ml-05-mg-so-6280-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_99ea6913-2e8a-450d-8cb6-9baf93a9fde3.png?v=1776329623</image:loc>
      <image:title>Potassium Iodate-Iodide, 0.0125 Normal (N/80), 1 mL = 0.5 mg SO?²? - 6280-5</image:title>
      <image:caption>Potassium Iodate-Iodide, 0.0125 Normal (N/80), 1 mL = 0.5 mg SO?²? - 6280-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/rochelle-salt-20-wv-6638-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_b087e5ed-a1f5-4230-9d5f-e7fa3ecc6ca0.png?v=1776329618</image:loc>
      <image:title>Rochelle Salt, 20% (w/v) - 6638-32</image:title>
      <image:caption>Rochelle Salt, 20% (w/v) - 6638-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-0100-normal-n10-00200-molar-m50-6400-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_5e58e763-412b-46cf-ab58-a6ba98a1256e.png?v=1776329620</image:loc>
      <image:title>Potassium Permanganate, 0.100 Normal (N/10), 0.0200 Molar (M/50) - 6400-32</image:title>
      <image:caption>Potassium Permanganate, 0.100 Normal (N/10), 0.0200 Molar (M/50) - 6400-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silicon-standard-10000-ppm-si-sodium-metasilicate-in-water-r6805000-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_8c6a7660-105f-4768-b3aa-bccfbd5c3ef6.png?v=1776329616</image:loc>
      <image:title>Silicon Standard, 10,000 ppm Si (Sodium Metasilicate in Water) - R6805000-20F</image:title>
      <image:caption>Silicon Standard, 10,000 ppm Si (Sodium Metasilicate in Water) - R6805000-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodate-0160-normal-r6276700-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_9df981d1-b5b8-4667-98fe-d650e18ce0c0.png?v=1776329617</image:loc>
      <image:title>Potassium Iodate, 0.160 Normal - R6276700-20F</image:title>
      <image:caption>Potassium Iodate, 0.160 Normal - R6276700-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/rva-buffer-ph-35-r6654100-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_f617fe47-ac63-49fd-a8a6-00f961258bd4.png?v=1776329620</image:loc>
      <image:title>RVA Buffer, pH 3.5 - R6654100-20F</image:title>
      <image:caption>RVA Buffer, pH 3.5 - R6654100-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-5-wv-6828-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120b_1aaba857-a1bc-4844-a800-af8cfcb48ad3.png?v=1776329619</image:loc>
      <image:title>Silver Nitrate, 5% (w/v) - 6828-4</image:title>
      <image:caption>Silver Nitrate, 5% (w/v) - 6828-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silica-standard-100-ppm-sio-467-ppm-si-6745-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_2b6992e1-1bf1-48d5-83d8-d5e96b47af1a.png?v=1776329622</image:loc>
      <image:title>Silica Standard, 100 ppm SiO? (46.7 ppm Si) - 6745-16</image:title>
      <image:caption>Silica Standard, 100 ppm SiO? (46.7 ppm Si) - 6745-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/roberts-reagent-for-the-qualitative-detection-of-albumin-in-urine-6630-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1c_a7b094e3-1cf9-4f04-880d-d859101eba00.png?v=1776329622</image:loc>
      <image:title>Robert&apos;s Reagent, for the Qualitative Detection of Albumin in Urine - 6630-32</image:title>
      <image:caption>Robert&apos;s Reagent, for the Qualitative Detection of Albumin in Urine - 6630-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-00200-normal-n50-6372-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_b72d4b96-9dce-489a-9cbe-1cb635304ea2.png?v=1776329622</image:loc>
      <image:title>Potassium Permanganate, 0.0200 Normal (N/50) - 6372-32</image:title>
      <image:caption>Potassium Permanganate, 0.0200 Normal (N/50) - 6372-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-0180-normal-6403-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_ed8b2cd1-156f-469c-b81c-5fad3d743d4e.png?v=1776329625</image:loc>
      <image:title>Potassium Permanganate, 0.180 Normal - 6403-1</image:title>
      <image:caption>Potassium Permanganate, 0.180 Normal - 6403-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodate-025-normal-r6277500-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_613f9c4e-0202-4bb9-bc98-f5b4463dae05.png?v=1776329621</image:loc>
      <image:title>Potassium Iodate, 0.25 Normal - R6277500-1C</image:title>
      <image:caption>Potassium Iodate, 0.25 Normal - R6277500-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/reference-color-standard-no-6-astm-d-848-r6605600-500c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_1a20d3f1-ba87-4568-ae8c-6460c17b6ddb.png?v=1776329623</image:loc>
      <image:title>Reference Color Standard No. 6, ASTM D 848 - R6605600-500C</image:title>
      <image:caption>Reference Color Standard No. 6, ASTM D 848 - R6605600-500C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-00100-normal-n100-6370-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_c194f09c-d602-4f1e-9028-8d95b961eb31.png?v=1776329627</image:loc>
      <image:title>Potassium Permanganate, 0.0100 Normal (N/100) - 6370-32</image:title>
      <image:caption>Potassium Permanganate, 0.0100 Normal (N/100) - 6370-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/rva-solution-6654-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_8cfe105e-d6f2-4d0c-a65d-a6b3b49268a1.png?v=1776329623</image:loc>
      <image:title>RVA Solution - 6654-1</image:title>
      <image:caption>RVA Solution - 6654-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silica-standard-100-ppm-sio-467-ppm-si-6745-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_ae96dbfa-6f60-406e-a979-3031cfe55645.png?v=1776329621</image:loc>
      <image:title>Silica Standard, 100 ppm SiO? (46.7 ppm Si) - 6745-32</image:title>
      <image:caption>Silica Standard, 100 ppm SiO? (46.7 ppm Si) - 6745-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodate-0100-normal-n10-001667-molar-m60-6275-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_c11d8d20-e756-406b-af24-68f099f1e830.png?v=1776329624</image:loc>
      <image:title>Potassium Iodate, 0.100 Normal (N/10), 0.01667 Molar (M/60) - 6275-32</image:title>
      <image:caption>Potassium Iodate, 0.100 Normal (N/10), 0.01667 Molar (M/60) - 6275-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/resorcinol-ts-6619-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500c_5cc3f0f4-7e1b-42f9-aa05-b81cf25e48f9.png?v=1776329626</image:loc>
      <image:title>Resorcinol TS - 6619-16</image:title>
      <image:caption>Resorcinol TS - 6619-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-diethyldithiocarbamate-03-wv-in-chloroform-6810-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_120c_0b3b0957-1b83-4415-927c-b21123fc21d4.png?v=1776329624</image:loc>
      <image:title>Silver Diethyldithiocarbamate, 0.3% (w/v) in Chloroform - 6810-4</image:title>
      <image:caption>Silver Diethyldithiocarbamate, 0.3% (w/v) in Chloroform - 6810-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/rinse-solution-high-purity-water-for-rinsing-electrodes-and-other-laboratory-instruments-6648-20b</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_77559205-c336-4f39-a29a-b71b5db2e99b.png?v=1776329625</image:loc>
      <image:title>Rinse Solution, High Purity Water for Rinsing Electrodes and other Laboratory Instruments - 6648-20B</image:title>
      <image:caption>Rinse Solution, High Purity Water for Rinsing Electrodes and other Laboratory Instruments - 6648-20B</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-10-wv-100-gl-6830-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1b_f4c5e130-2ed9-4cf0-aee5-0e709de21cbb.png?v=1776329625</image:loc>
      <image:title>Silver Nitrate, 10% (w/v)  (100 g/L) - 6830-32</image:title>
      <image:caption>Silver Nitrate, 10% (w/v)  (100 g/L) - 6830-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodate-volumetric-solution-00500-molar-m20-0300-normal-6277-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_ff2d10db-89fa-46db-96ab-18ecdaf7c96f.png?v=1776329623</image:loc>
      <image:title>Potassium Iodate Volumetric Solution, 0.0500 Molar (M/20), 0.300 Normal - 6277-32</image:title>
      <image:caption>Potassium Iodate Volumetric Solution, 0.0500 Molar (M/20), 0.300 Normal - 6277-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/rochelle-salt-stabilizer-for-ammonia-determination-6640-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120a_8b669e24-268a-4e4b-9b7b-a4956f60ceb4.png?v=1776329623</image:loc>
      <image:title>Rochelle Salt Stabilizer, for Ammonia Determination - 6640-4</image:title>
      <image:caption>Rochelle Salt Stabilizer, for Ammonia Determination - 6640-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodate-0400-normal-6278-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_8b88f4d5-fbb2-44ea-bbf3-3b016a53f06c.png?v=1776329622</image:loc>
      <image:title>Potassium Iodate, 0.400 Normal - 6278-1</image:title>
      <image:caption>Potassium Iodate, 0.400 Normal - 6278-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-00500-normal-n20-00100-molar-m100-6390-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_43e7199f-3135-4bbb-8c4f-7d1b83e6194f.png?v=1776329624</image:loc>
      <image:title>Potassium Permanganate, 0.0500 Normal (N/20), 0.0100 Molar (M/100) - 6390-1</image:title>
      <image:caption>Potassium Permanganate, 0.0500 Normal (N/20), 0.0100 Molar (M/100) - 6390-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silica-standard-1000-ppm-sio-467-ppm-si-6750-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120a_bccc38ec-3a84-4d3a-af30-9faca3751597.png?v=1776329624</image:loc>
      <image:title>Silica Standard, 1000 ppm SiO? (467 ppm Si) - 6750-4</image:title>
      <image:caption>Silica Standard, 1000 ppm SiO? (467 ppm Si) - 6750-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodate-0125-normal-62765-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_b5d67c31-daf3-44db-b822-23b48cd9dd40.png?v=1776329628</image:loc>
      <image:title>Potassium Iodate, 0.125 Normal - 6276.5-1</image:title>
      <image:caption>Potassium Iodate, 0.125 Normal - 6276.5-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-000100-normal-n1000-6840-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1b_7608a3a6-4832-4684-94e2-0dd43cdfd18d.png?v=1776329625</image:loc>
      <image:title>Silver Nitrate, 0.00100 Normal (N/1000) - 6840-32</image:title>
      <image:caption>Silver Nitrate, 0.00100 Normal (N/1000) - 6840-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/roberts-reagent-for-the-qualitative-detection-of-albumin-in-urine-6630-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500c_e6790a23-c0ab-4301-8aef-6ff6ed213093.png?v=1776329628</image:loc>
      <image:title>Robert&apos;s Reagent, for the Qualitative Detection of Albumin in Urine - 6630-16</image:title>
      <image:caption>Robert&apos;s Reagent, for the Qualitative Detection of Albumin in Urine - 6630-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-0100-normal-n10-00200-molar-m50-6400-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_00ebe5fd-78de-486a-a1b9-cb9753ce434a.png?v=1776329628</image:loc>
      <image:title>Potassium Permanganate, 0.100 Normal (N/10), 0.0200 Molar (M/50) - 6400-1</image:title>
      <image:caption>Potassium Permanganate, 0.100 Normal (N/10), 0.0200 Molar (M/50) - 6400-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodate-iodide-00125-normal-n80-1-ml-05-mg-so-6280-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_e52839a7-7558-4719-8f85-b6e434bf1757.png?v=1776329627</image:loc>
      <image:title>Potassium Iodate-Iodide, 0.0125 Normal (N/80), 1 mL = 0.5 mg SO?²? - 6280-2.5</image:title>
      <image:caption>Potassium Iodate-Iodide, 0.0125 Normal (N/80), 1 mL = 0.5 mg SO?²? - 6280-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodate-001587-normal-1-ml-1-mg-naso-6272-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_b515b859-01a5-4f1d-8ed5-f9ed70332511.png?v=1776329626</image:loc>
      <image:title>Potassium Iodate, 0.01587 Normal, 1 mL = 1 mg Na?SO? - 6272-32</image:title>
      <image:caption>Potassium Iodate, 0.01587 Normal, 1 mL = 1 mg Na?SO? - 6272-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/rinse-solution-high-purity-water-for-rinsing-electrodes-and-other-laboratory-instruments-6648-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_46e2cb2e-e956-4709-b52e-1e24c521748a.png?v=1776329624</image:loc>
      <image:title>Rinse Solution, High Purity Water for Rinsing Electrodes and other Laboratory Instruments - 6648-16</image:title>
      <image:caption>Rinse Solution, High Purity Water for Rinsing Electrodes and other Laboratory Instruments - 6648-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/reference-color-standard-no-7-astm-d-848-r6605700-500c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_500c_7ae5b0e4-7972-492f-a3e8-f3931cd757b0.png?v=1776329631</image:loc>
      <image:title>Reference Color Standard No. 7, ASTM D 848 - R6605700-500C</image:title>
      <image:caption>Reference Color Standard No. 7, ASTM D 848 - R6605700-500C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-10-wv-100-gl-6830-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120b_8545445a-0302-465f-9f55-e5b710ef95c4.png?v=1776329629</image:loc>
      <image:title>Silver Nitrate, 10% (w/v)  (100 g/L) - 6830-4</image:title>
      <image:caption>Silver Nitrate, 10% (w/v)  (100 g/L) - 6830-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/r-sh-solvent-r6651000-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_4a_3d7807e6-0c1a-4369-878f-088c4dc361cc.png?v=1776329631</image:loc>
      <image:title>R SH Solvent - R6651000-4A</image:title>
      <image:caption>R SH Solvent - R6651000-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/reference-color-standard-no-3-astm-d-848-r6605300-500c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_771c487b-8636-4062-8aba-c890ebc2232f.png?v=1776329629</image:loc>
      <image:title>Reference Color Standard No. 3, ASTM D 848 - R6605300-500C</image:title>
      <image:caption>Reference Color Standard No. 3, ASTM D 848 - R6605300-500C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-00750-normal-r6397000-4c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_96f23d74-49b7-461d-8fa8-7976e3b0e007.png?v=1776329626</image:loc>
      <image:title>Potassium Permanganate, 0.0750 Normal - R6397000-4C</image:title>
      <image:caption>Potassium Permanganate, 0.0750 Normal - R6397000-4C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00100-normal-n100-6850-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_56ff303d-a496-476d-8777-efe1e6653c9f.png?v=1776329628</image:loc>
      <image:title>Silver Nitrate, 0.0100 Normal (N/100) - 6850-2.5</image:title>
      <image:caption>Silver Nitrate, 0.0100 Normal (N/100) - 6850-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/scotts-bluing-reagent-scotts-tapwater-substitute-bluing-agent-for-nuclear-hematoxylin-stain-6697-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_4568a193-4080-46a3-a863-2901876e5dcc.png?v=1776329631</image:loc>
      <image:title>Scott&apos;s Bluing Reagent (Scott&apos;s Tapwater Substitute), Bluing Agent for Nuclear Hematoxylin Stain - 6697-1</image:title>
      <image:caption>Scott&apos;s Bluing Reagent (Scott&apos;s Tapwater Substitute), Bluing Agent for Nuclear Hematoxylin Stain - 6697-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silica-standard-1000-ppm-sio-467-ppm-si-6750-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_d462693c-cdb9-44ac-863d-bd15b367fb75.png?v=1776329632</image:loc>
      <image:title>Silica Standard, 1000 ppm SiO? (467 ppm Si) - 6750-5</image:title>
      <image:caption>Silica Standard, 1000 ppm SiO? (467 ppm Si) - 6750-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-00435-normal-r6387000-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_53a8e152-51ac-4c06-a95e-85f02fd19021.png?v=1776329628</image:loc>
      <image:title>Potassium Permanganate, 0.0435 Normal - R6387000-1C</image:title>
      <image:caption>Potassium Permanganate, 0.0435 Normal - R6387000-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/safranine-1-wv-counterstain-for-gram-staining-6660-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_29d28db1-4eff-4820-949f-3b0e66cc3939.png?v=1776329627</image:loc>
      <image:title>Safranine, 1% (w/v), Counterstain for Gram Staining - 6660-1</image:title>
      <image:caption>Safranine, 1% (w/v), Counterstain for Gram Staining - 6660-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodate-iodide-00159-normal-r6280500-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_4ca8c24d-83b6-4871-bca3-a971ffabc6d3.png?v=1776329628</image:loc>
      <image:title>Potassium Iodate-Iodide, 0.0159 Normal - R6280500-1C</image:title>
      <image:caption>Potassium Iodate-Iodide, 0.0159 Normal - R6280500-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-0100-normal-n10-00200-molar-m50-6400-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_4126fa4e-acfe-43a0-8eba-74cc52f47b64.png?v=1776329628</image:loc>
      <image:title>Potassium Permanganate, 0.100 Normal (N/10), 0.0200 Molar (M/50) - 6400-16</image:title>
      <image:caption>Potassium Permanganate, 0.100 Normal (N/10), 0.0200 Molar (M/50) - 6400-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodate-iodide-00125-normal-n80-1-ml-05-mg-so-6280-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_fc232e4f-c790-4f2c-b355-78b3eef59de4.png?v=1776329630</image:loc>
      <image:title>Potassium Iodate-Iodide, 0.0125 Normal (N/80), 1 mL = 0.5 mg SO?²? - 6280-1</image:title>
      <image:caption>Potassium Iodate-Iodide, 0.0125 Normal (N/80), 1 mL = 0.5 mg SO?²? - 6280-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-1-wv-r6823000-1b</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1b_4ed6845e-37a0-4ba1-895d-40d216ad36db.png?v=1776329631</image:loc>
      <image:title>Silver Nitrate, 1% (w/v) - R6823000-1B</image:title>
      <image:caption>Silver Nitrate, 1% (w/v) - R6823000-1B</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silicon-standard-10000-ppm-si-sodium-metasilicate-in-water-r6805000-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_1d2f72bd-9eef-4cd3-9174-a3adad4a0dba.png?v=1776329630</image:loc>
      <image:title>Silicon Standard, 10,000 ppm Si (Sodium Metasilicate in Water) - R6805000-1A</image:title>
      <image:caption>Silicon Standard, 10,000 ppm Si (Sodium Metasilicate in Water) - R6805000-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodate-0125-normal-62765-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_18997b40-4549-453d-80b1-8115f7b6f564.png?v=1776329627</image:loc>
      <image:title>Potassium Iodate, 0.125 Normal - 6276.5-32</image:title>
      <image:caption>Potassium Iodate, 0.125 Normal - 6276.5-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-0100-normal-n10-00200-molar-m50-6400-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_d977437d-3fdf-4b90-99c1-51e702769d0f.png?v=1776329627</image:loc>
      <image:title>Potassium Permanganate, 0.100 Normal (N/10), 0.0200 Molar (M/50) - 6400-2.5</image:title>
      <image:caption>Potassium Permanganate, 0.100 Normal (N/10), 0.0200 Molar (M/50) - 6400-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodate-00500-normal-n20-6274-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_90552814-d81f-46fa-9951-a24430ccc7e4.png?v=1776329629</image:loc>
      <image:title>Potassium Iodate, 0.0500 Normal (N/20) - 6274-32</image:title>
      <image:caption>Potassium Iodate, 0.0500 Normal (N/20) - 6274-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-0180-normal-6403-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_917ffc99-ece5-49ef-98d1-dd6a420bd9e2.png?v=1776329635</image:loc>
      <image:title>Potassium Permanganate, 0.180 Normal - 6403-2.5</image:title>
      <image:caption>Potassium Permanganate, 0.180 Normal - 6403-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-0200-normal-n5-6405-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_1a1dd505-1fdf-49a9-b57c-728b1b986ebe.png?v=1776329630</image:loc>
      <image:title>Potassium Permanganate, 0.200 Normal (N/5) - 6405-5</image:title>
      <image:caption>Potassium Permanganate, 0.200 Normal (N/5) - 6405-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/safranine-aqueous-alcoholic-counterstain-for-gram-staining-6680-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_788c4e46-345d-4e7d-a5bc-f1b608fbbf34.png?v=1776329634</image:loc>
      <image:title>Safranine, Aqueous-Alcoholic, Counterstain for Gram Staining - 6680-16</image:title>
      <image:caption>Safranine, Aqueous-Alcoholic, Counterstain for Gram Staining - 6680-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00100-normal-n100-in-isopropyl-alcohol-7026-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1b_15f6f7f5-96da-4f6e-adcf-6b54572af74c.png?v=1776329635</image:loc>
      <image:title>Silver Nitrate, 0.0100 Normal (N/100) in Isopropyl Alcohol - 7026-32</image:title>
      <image:caption>Silver Nitrate, 0.0100 Normal (N/100) in Isopropyl Alcohol - 7026-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-17-wv-17-gl-68257-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1b_cfbe77e5-ca74-4b0a-a8f6-bd392d163477.png?v=1776329631</image:loc>
      <image:title>Silver Nitrate, 1.7% (w/v)  (17 g/L) - 6825.7-32</image:title>
      <image:caption>Silver Nitrate, 1.7% (w/v)  (17 g/L) - 6825.7-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/rochelle-salt-stabilizer-for-ammonia-determination-6640-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_1d3c497b-4971-40fd-a122-f30a1cf10248.png?v=1776329628</image:loc>
      <image:title>Rochelle Salt Stabilizer, for Ammonia Determination - 6640-16</image:title>
      <image:caption>Rochelle Salt Stabilizer, for Ammonia Determination - 6640-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-5-wv-6828-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1b_23704d05-a0f5-46d0-823e-761bc7cae8e8.png?v=1776329634</image:loc>
      <image:title>Silver Nitrate, 5% (w/v) - 6828-32</image:title>
      <image:caption>Silver Nitrate, 5% (w/v) - 6828-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-0200-normal-n5-6405-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_82da9dd5-f11c-4f3d-8527-77eede2d8c56.png?v=1776329628</image:loc>
      <image:title>Potassium Permanganate, 0.200 Normal (N/5) - 6405-32</image:title>
      <image:caption>Potassium Permanganate, 0.200 Normal (N/5) - 6405-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-00750-normal-r6397000-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_3963e1bb-b65d-4cfe-b92e-29dd3d8f987d.png?v=1776329630</image:loc>
      <image:title>Potassium Permanganate, 0.0750 Normal - R6397000-1C</image:title>
      <image:caption>Potassium Permanganate, 0.0750 Normal - R6397000-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00084-normal-r6848000-4b</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4b_d62eeb01-9c11-4f6f-a4ca-fecaa065f9cb.png?v=1776329638</image:loc>
      <image:title>Silver Nitrate, 0.0084 Normal - R6848000-4B</image:title>
      <image:caption>Silver Nitrate, 0.0084 Normal - R6848000-4B</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/safranine-1-wv-counterstain-for-gram-staining-6660-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_bad3d04c-13ad-45fa-9c78-c31b591a86bd.png?v=1776329636</image:loc>
      <image:title>Safranine, 1% (w/v), Counterstain for Gram Staining - 6660-32</image:title>
      <image:caption>Safranine, 1% (w/v), Counterstain for Gram Staining - 6660-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-0100-normal-n10-00200-molar-m50-6400-1sc</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_6180fc4f-05db-400d-a88e-8916eae8d6a0.png?v=1776329628</image:loc>
      <image:title>Potassium Permanganate, 0.100 Normal (N/10), 0.0200 Molar (M/50) - 6400-1SC</image:title>
      <image:caption>Potassium Permanganate, 0.100 Normal (N/10), 0.0200 Molar (M/50) - 6400-1SC</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silica-standard-1000-ppm-sio-467-ppm-si-6750-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_128986d4-ea80-4674-91c2-2cdacb3db4ed.png?v=1776329632</image:loc>
      <image:title>Silica Standard, 1000 ppm SiO? (467 ppm Si) - 6750-16</image:title>
      <image:caption>Silica Standard, 1000 ppm SiO? (467 ppm Si) - 6750-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-0500-normal-n2-6410-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_2e631b18-0b52-4fdf-89af-76088d68ceb0.png?v=1776329630</image:loc>
      <image:title>Potassium Permanganate, 0.500 Normal (N/2) - 6410-5</image:title>
      <image:caption>Potassium Permanganate, 0.500 Normal (N/2) - 6410-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-2-wv-in-2-vv-nitric-acid-r6826200-500b</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500b_ef8cd95e-5f75-455a-b9d2-2e590381a4ee.png?v=1776329631</image:loc>
      <image:title>Silver Nitrate, 2% (w/v) in 2% (v/v) Nitric Acid - R6826200-500B</image:title>
      <image:caption>Silver Nitrate, 2% (w/v) in 2% (v/v) Nitric Acid - R6826200-500B</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-145-wv-r6824000-500b</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500b_284ff06a-d47e-4a60-8a74-7f9274d8665b.png?v=1776329633</image:loc>
      <image:title>Silver Nitrate, 1.45% (w/v) - R6824000-500B</image:title>
      <image:caption>Silver Nitrate, 1.45% (w/v) - R6824000-500B</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00100-normal-n100-in-isopropyl-alcohol-7026-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_500b_77523ec6-0184-41d1-8042-013b418972d3.png?v=1776329633</image:loc>
      <image:title>Silver Nitrate, 0.0100 Normal (N/100) in Isopropyl Alcohol - 7026-16</image:title>
      <image:caption>Silver Nitrate, 0.0100 Normal (N/100) in Isopropyl Alcohol - 7026-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-00100-normal-n100-6370-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_64cde568-f2f9-4d7e-9ac4-609606a93b0c.png?v=1776329635</image:loc>
      <image:title>Potassium Permanganate, 0.0100 Normal (N/100) - 6370-1</image:title>
      <image:caption>Potassium Permanganate, 0.0100 Normal (N/100) - 6370-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-0100-normal-n10-00200-molar-m50-6400-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_61e4b545-09e6-4df8-8ecf-6e0b41a356d5.png?v=1776329633</image:loc>
      <image:title>Potassium Permanganate, 0.100 Normal (N/10), 0.0200 Molar (M/50) - 6400-5</image:title>
      <image:caption>Potassium Permanganate, 0.100 Normal (N/10), 0.0200 Molar (M/50) - 6400-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/rochelle-salt-stabilizer-for-ammonia-determination-6640-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_7e4c889f-aa68-4579-ba3d-f1c3d38a9bea.png?v=1776329634</image:loc>
      <image:title>Rochelle Salt Stabilizer, for Ammonia Determination - 6640-32</image:title>
      <image:caption>Rochelle Salt Stabilizer, for Ammonia Determination - 6640-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/safranine-aqueous-alcoholic-counterstain-for-gram-staining-6680-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120a_2a93088f-eacc-4c83-a004-d3ad7391367f.png?v=1776329635</image:loc>
      <image:title>Safranine, Aqueous-Alcoholic, Counterstain for Gram Staining - 6680-4</image:title>
      <image:caption>Safranine, Aqueous-Alcoholic, Counterstain for Gram Staining - 6680-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00100-normal-n100-in-denatured-alcohol-7027-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_4b_5ca739fe-7f0a-406c-9a12-3a6fa924f528.png?v=1776329634</image:loc>
      <image:title>Silver Nitrate, 0.0100 Normal (N/100) in Denatured Alcohol - 7027-1</image:title>
      <image:caption>Silver Nitrate, 0.0100 Normal (N/100) in Denatured Alcohol - 7027-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodate-iodide-00200-normal-n50-r6281500-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_cf36d215-f34d-4a3e-9dc8-46da958c06fe.png?v=1776329633</image:loc>
      <image:title>Potassium Iodate-Iodide, 0.0200 Normal (N/50) - R6281500-1C</image:title>
      <image:caption>Potassium Iodate-Iodide, 0.0200 Normal (N/50) - R6281500-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-diethyldithiocarbamate-03-wv-in-chloroform-6810-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_500c_095126a5-9ae4-4cb7-aa5c-fa3e029f60b5.png?v=1776329639</image:loc>
      <image:title>Silver Diethyldithiocarbamate, 0.3% (w/v) in Chloroform - 6810-16</image:title>
      <image:caption>Silver Diethyldithiocarbamate, 0.3% (w/v) in Chloroform - 6810-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-0180-normal-6403-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_3efc9f3e-8f3e-4c36-a36a-517ad99a5e8f.png?v=1776329634</image:loc>
      <image:title>Potassium Permanganate, 0.180 Normal - 6403-5</image:title>
      <image:caption>Potassium Permanganate, 0.180 Normal - 6403-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/scotts-bluing-reagent-scotts-tapwater-substitute-bluing-agent-for-nuclear-hematoxylin-stain-6697-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_8069bfb8-690c-485c-82b0-f303fb3eaf26.png?v=1776329632</image:loc>
      <image:title>Scott&apos;s Bluing Reagent (Scott&apos;s Tapwater Substitute), Bluing Agent for Nuclear Hematoxylin Stain - 6697-32</image:title>
      <image:caption>Scott&apos;s Bluing Reagent (Scott&apos;s Tapwater Substitute), Bluing Agent for Nuclear Hematoxylin Stain - 6697-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/rva-solution-6654-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_6d7d7271-60ab-450c-8ec6-5913d6752e77.png?v=1776329636</image:loc>
      <image:title>RVA Solution - 6654-2.5</image:title>
      <image:caption>RVA Solution - 6654-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00141-normal-00141-molar-1-ml-05-mg-cl-6860-32g</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_6bb64ec2-df2c-4a02-a5f0-3598b479257c.png?v=1776329636</image:loc>
      <image:title>Silver Nitrate, 0.0141 Normal (0.0141 Molar), 1 mL = 0.5 mg Cl? - 6860-32G</image:title>
      <image:caption>Silver Nitrate, 0.0141 Normal (0.0141 Molar), 1 mL = 0.5 mg Cl? - 6860-32G</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sikora-buffer-r6726000-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_f49bdccb-8c29-43f8-8a7c-8c38ab2c8ea3.png?v=1776329637</image:loc>
      <image:title>Sikora Buffer - R6726000-20F</image:title>
      <image:caption>Sikora Buffer - R6726000-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/rochelle-salt-20-wv-6638-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_317509c1-b13f-4aec-a1ed-52c060514a72.png?v=1776329638</image:loc>
      <image:title>Rochelle Salt, 20% (w/v) - 6638-16</image:title>
      <image:caption>Rochelle Salt, 20% (w/v) - 6638-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00141-normal-00141-molar-1-ml-05-mg-cl-6860-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4b_70af3034-32a5-4924-8aca-f9f50cd4eebd.png?v=1776329637</image:loc>
      <image:title>Silver Nitrate, 0.0141 Normal (0.0141 Molar), 1 mL = 0.5 mg Cl? - 6860-1</image:title>
      <image:caption>Silver Nitrate, 0.0141 Normal (0.0141 Molar), 1 mL = 0.5 mg Cl? - 6860-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-0180-normal-6403-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_5b561546-192b-4b2a-a7b4-f8d089b6c057.png?v=1776329633</image:loc>
      <image:title>Potassium Permanganate, 0.180 Normal - 6403-32</image:title>
      <image:caption>Potassium Permanganate, 0.180 Normal - 6403-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/safranine-aqueous-alcoholic-counterstain-for-gram-staining-6680-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_1d644930-3fa7-4e9b-8857-0bff4b99f9ab.png?v=1776329637</image:loc>
      <image:title>Safranine, Aqueous-Alcoholic, Counterstain for Gram Staining - 6680-1</image:title>
      <image:caption>Safranine, Aqueous-Alcoholic, Counterstain for Gram Staining - 6680-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/saccomanno-collection-fluid-fixative-and-preservative-for-sputum-samples-6655-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_4a_08a1e135-ba4c-424d-a6be-c02e81a913ec.png?v=1776329639</image:loc>
      <image:title>Saccomanno Collection Fluid, Fixative and Preservative for Sputum Samples - 6655-1</image:title>
      <image:caption>Saccomanno Collection Fluid, Fixative and Preservative for Sputum Samples - 6655-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-standard-1000-ppm-ag-in-01-nacn-r7102000-500b</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_500b_538ffb3b-1d13-49e5-af86-bbe08d697ea6.png?v=1776329635</image:loc>
      <image:title>Silver Standard, 1000 ppm Ag in 0.1% NaCN - R7102000-500B</image:title>
      <image:caption>Silver Standard, 1000 ppm Ag in 0.1% NaCN - R7102000-500B</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/semen-diluting-fluid-bicarbonate-formalin-diluting-fluid-for-sperm-count-6710-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_1a_46ab1f73-b088-40eb-825d-22b0e5459c1f.png?v=1776329643</image:loc>
      <image:title>Semen Diluting Fluid, Bicarbonate-Formalin Diluting Fluid for Sperm Count - 6710-32</image:title>
      <image:caption>Semen Diluting Fluid, Bicarbonate-Formalin Diluting Fluid for Sperm Count - 6710-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00100-normal-n100-in-denatured-alcohol-7027-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1b_0d69ae54-491c-4275-8a9a-de7e53a0a83f.png?v=1776329641</image:loc>
      <image:title>Silver Nitrate, 0.0100 Normal (N/100) in Denatured Alcohol - 7027-32</image:title>
      <image:caption>Silver Nitrate, 0.0100 Normal (N/100) in Denatured Alcohol - 7027-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-0100-normal-n10-in-isopropyl-alcohol-7033-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1b_de6e0fb4-64c2-4876-9b57-5d54f535b0b9.png?v=1776329640</image:loc>
      <image:title>Silver Nitrate, 0.100 Normal (N/10) in Isopropyl Alcohol - 7033-32</image:title>
      <image:caption>Silver Nitrate, 0.100 Normal (N/10) in Isopropyl Alcohol - 7033-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00100-normal-n100-6850-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_e63738d5-d628-40b1-be76-e32fa0aa1fc5.png?v=1776329635</image:loc>
      <image:title>Silver Nitrate, 0.0100 Normal (N/100) - 6850-5</image:title>
      <image:caption>Silver Nitrate, 0.0100 Normal (N/100) - 6850-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/simulated-gastric-fluid-without-pepsin-02-wv-sodium-chloride-in-07-vv-hydrochloric-acid-7108-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_2b91f039-6f58-436c-becf-bad5361f541a.png?v=1776329641</image:loc>
      <image:title>Simulated Gastric Fluid (without Pepsin) 0.2% (w/v) Sodium Chloride in 0.7% (v/v) Hydrochloric Acid - 7108-32</image:title>
      <image:caption>Simulated Gastric Fluid (without Pepsin) 0.2% (w/v) Sodium Chloride in 0.7% (v/v) Hydrochloric Acid - 7108-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-0500-normal-n2-6410-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_b8752768-b434-42ca-bfaf-58dab3e1f073.png?v=1776329639</image:loc>
      <image:title>Potassium Permanganate, 0.500 Normal (N/2) - 6410-1</image:title>
      <image:caption>Potassium Permanganate, 0.500 Normal (N/2) - 6410-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/schiffs-reagent-astm-r6696000-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_baec5f42-5dff-497c-ac80-8fe916bf6c80.png?v=1776329639</image:loc>
      <image:title>Schiff&apos;s Reagent, ASTM - R6696000-1C</image:title>
      <image:caption>Schiff&apos;s Reagent, ASTM - R6696000-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/safranine-aqueous-alcoholic-counterstain-for-gram-staining-6680-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_77454d91-3be7-48a0-a713-f8c30504c791.png?v=1776329643</image:loc>
      <image:title>Safranine, Aqueous-Alcoholic, Counterstain for Gram Staining - 6680-32</image:title>
      <image:caption>Safranine, Aqueous-Alcoholic, Counterstain for Gram Staining - 6680-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-000500-normal-n200-in-isopropyl-alcohol-r7025800-1b</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1b_a3d8d4f4-8aea-4475-8ddd-fdf5a0a87b9b.png?v=1776329636</image:loc>
      <image:title>Silver Nitrate, 0.00500 Normal (N/200) in Isopropyl Alcohol - R7025800-1B</image:title>
      <image:caption>Silver Nitrate, 0.00500 Normal (N/200) in Isopropyl Alcohol - R7025800-1B</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-0500-normal-n2-6410-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_63c4e819-ab03-4f96-9e49-4d4bd6ebaa41.png?v=1776329641</image:loc>
      <image:title>Potassium Permanganate, 0.500 Normal (N/2) - 6410-16</image:title>
      <image:caption>Potassium Permanganate, 0.500 Normal (N/2) - 6410-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00171-normal-1-ml-1-mg-nacl-6900-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_eeef1a05-44da-4d1d-b887-9cab191c835b.png?v=1776329636</image:loc>
      <image:title>Silver Nitrate, 0.0171 Normal, 1 mL = 1 mg NaCl - 6900-2.5</image:title>
      <image:caption>Silver Nitrate, 0.0171 Normal, 1 mL = 1 mg NaCl - 6900-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-10-wv-100-gl-6830-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500b_b0bf4786-6b4e-4ab8-b0ff-fdd4fffec7bf.png?v=1776329639</image:loc>
      <image:title>Silver Nitrate, 10% (w/v)  (100 g/L) - 6830-16</image:title>
      <image:caption>Silver Nitrate, 10% (w/v)  (100 g/L) - 6830-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-17-wv-17-gl-68257-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500b_4676149d-f014-4dc9-ad95-20b43c91bba3.png?v=1776329645</image:loc>
      <image:title>Silver Nitrate, 1.7% (w/v)  (17 g/L) - 6825.7-16</image:title>
      <image:caption>Silver Nitrate, 1.7% (w/v)  (17 g/L) - 6825.7-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00071-normal-r6847000-500b</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500b_f6be8f20-ecb9-4320-8377-b535c9f51abe.png?v=1776329640</image:loc>
      <image:title>Silver Nitrate, 0.0071 Normal - R6847000-500B</image:title>
      <image:caption>Silver Nitrate, 0.0071 Normal - R6847000-500B</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-0500-normal-n2-6410-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_dbec5bae-dbf5-421d-99bf-8df35a1ca002.png?v=1776329640</image:loc>
      <image:title>Potassium Permanganate, 0.500 Normal (N/2) - 6410-2.5</image:title>
      <image:caption>Potassium Permanganate, 0.500 Normal (N/2) - 6410-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-000500-normal-n200-in-isopropyl-alcohol-r7025800-4b</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_4b_499d708b-6de5-474a-8b7a-7bcce924a4dd.png?v=1776329640</image:loc>
      <image:title>Silver Nitrate, 0.00500 Normal (N/200) in Isopropyl Alcohol - R7025800-4B</image:title>
      <image:caption>Silver Nitrate, 0.00500 Normal (N/200) in Isopropyl Alcohol - R7025800-4B</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/saccomanno-collection-fluid-fixative-and-preservative-for-sputum-samples-6655-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_20f_71de1787-e9ea-495c-a2c4-9b876a52f6f7.png?v=1776329643</image:loc>
      <image:title>Saccomanno Collection Fluid, Fixative and Preservative for Sputum Samples - 6655-5</image:title>
      <image:caption>Saccomanno Collection Fluid, Fixative and Preservative for Sputum Samples - 6655-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00010-normal-n1000-in-methanol-7029-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1b_0e87a528-11f0-4e28-b997-1f5afd48bfa7.png?v=1776329640</image:loc>
      <image:title>Silver Nitrate, 0.0010 Normal (N/1000) in Methanol - 7029-32</image:title>
      <image:caption>Silver Nitrate, 0.0010 Normal (N/1000) in Methanol - 7029-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00100-normal-n100-in-isopropyl-alcohol-7026-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_4b_24068485-bbaf-452c-921b-812cb02d40e4.png?v=1776329644</image:loc>
      <image:title>Silver Nitrate, 0.0100 Normal (N/100) in Isopropyl Alcohol - 7026-1</image:title>
      <image:caption>Silver Nitrate, 0.0100 Normal (N/100) in Isopropyl Alcohol - 7026-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-0001-normal-n1000-in-isopropyl-alcohol-r7025600-1b</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1b_533b3e4a-aeea-4344-b426-5aced55f72af.png?v=1776329640</image:loc>
      <image:title>Silver Nitrate, 0.001 Normal (N/1000) in Isopropyl Alcohol - R7025600-1B</image:title>
      <image:caption>Silver Nitrate, 0.001 Normal (N/1000) in Isopropyl Alcohol - R7025600-1B</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silica-standard-10-ppm-sio-467-ppm-si-6740-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_1bd39756-d893-4f16-9eeb-12f627745c56.png?v=1776329640</image:loc>
      <image:title>Silica Standard, 10 ppm SiO? (4.67 ppm Si) - 6740-16</image:title>
      <image:caption>Silica Standard, 10 ppm SiO? (4.67 ppm Si) - 6740-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/semen-diluting-fluid-bicarbonate-formalin-diluting-fluid-for-sperm-count-6710-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_120a_55f079fc-3b3a-4fcd-bc3c-56bc9e6f3474.png?v=1776329645</image:loc>
      <image:title>Semen Diluting Fluid, Bicarbonate-Formalin Diluting Fluid for Sperm Count - 6710-4</image:title>
      <image:caption>Semen Diluting Fluid, Bicarbonate-Formalin Diluting Fluid for Sperm Count - 6710-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-0100-normal-n10-00200-molar-m50-6400-200</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_ec1aaf5b-22aa-463c-8765-c2d0220bf60c.png?v=1776329644</image:loc>
      <image:title>Potassium Permanganate, 0.100 Normal (N/10), 0.0200 Molar (M/50) - 6400-200</image:title>
      <image:caption>Potassium Permanganate, 0.100 Normal (N/10), 0.0200 Molar (M/50) - 6400-200</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00141-normal-00141-molar-1-ml-05-mg-cl-6860-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_a31b22c9-8b5c-4052-89a3-510c0b350d24.png?v=1776329642</image:loc>
      <image:title>Silver Nitrate, 0.0141 Normal (0.0141 Molar), 1 mL = 0.5 mg Cl? - 6860-2.5</image:title>
      <image:caption>Silver Nitrate, 0.0141 Normal (0.0141 Molar), 1 mL = 0.5 mg Cl? - 6860-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00171-normal-1-ml-1-mg-nacl-6900-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1b_70e69e46-7cdd-47a2-931c-0a8646aa3957.png?v=1776329640</image:loc>
      <image:title>Silver Nitrate, 0.0171 Normal, 1 mL = 1 mg NaCl - 6900-32</image:title>
      <image:caption>Silver Nitrate, 0.0171 Normal, 1 mL = 1 mg NaCl - 6900-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00171-normal-1-ml-1-mg-nacl-6900-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_7aafc709-dbb3-474e-8364-a24b4e87b84b.png?v=1776329638</image:loc>
      <image:title>Silver Nitrate, 0.0171 Normal, 1 mL = 1 mg NaCl - 6900-5</image:title>
      <image:caption>Silver Nitrate, 0.0171 Normal, 1 mL = 1 mg NaCl - 6900-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00192-normal-00192-molar-1-ml-1-mg-cn-6910-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500b_90d1657d-94d0-45a8-9c51-2c777663073e.png?v=1776329646</image:loc>
      <image:title>Silver Nitrate, 0.0192 Normal (0.0192 Molar), 1 mL = 1 mg CN? - 6910-16</image:title>
      <image:caption>Silver Nitrate, 0.0192 Normal (0.0192 Molar), 1 mL = 1 mg CN? - 6910-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-0100-normal-n10-in-isopropyl-alcohol-7033-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_4b_3ecbf8b0-71c4-4070-bf39-b107c59df9d8.png?v=1776329646</image:loc>
      <image:title>Silver Nitrate, 0.100 Normal (N/10) in Isopropyl Alcohol - 7033-1</image:title>
      <image:caption>Silver Nitrate, 0.100 Normal (N/10) in Isopropyl Alcohol - 7033-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-0100-normal-n10-in-denatured-alcohol-7028-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1b_e75dec83-09cc-4995-95a7-d3181385e992.png?v=1776329644</image:loc>
      <image:title>Silver Nitrate, 0.100 Normal (N/10) in Denatured Alcohol - 7028-32</image:title>
      <image:caption>Silver Nitrate, 0.100 Normal (N/10) in Denatured Alcohol - 7028-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-0200-normal-n5-6405-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_3f99567a-8d5e-4696-ac08-183b29777e3c.png?v=1776329642</image:loc>
      <image:title>Potassium Permanganate, 0.200 Normal (N/5) - 6405-1</image:title>
      <image:caption>Potassium Permanganate, 0.200 Normal (N/5) - 6405-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-nitric-acid-reagent-for-sulfate-determination-7045-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_ad459766-b264-4134-acd2-af1bbd3ae73b.png?v=1776329642</image:loc>
      <image:title>Silver Nitrate-Nitric Acid Reagent, for Sulfate Determination - 7045-16</image:title>
      <image:caption>Silver Nitrate-Nitric Acid Reagent, for Sulfate Determination - 7045-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/simulated-gastric-fluid-without-pepsin-02-wv-sodium-chloride-in-07-vv-hydrochloric-acid-7108-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_54e3d1a4-cbf9-4afa-a089-524a1b9cbb1e.png?v=1776329645</image:loc>
      <image:title>Simulated Gastric Fluid (without Pepsin) 0.2% (w/v) Sodium Chloride in 0.7% (v/v) Hydrochloric Acid - 7108-2.5</image:title>
      <image:caption>Simulated Gastric Fluid (without Pepsin) 0.2% (w/v) Sodium Chloride in 0.7% (v/v) Hydrochloric Acid - 7108-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00100-normal-n100-6850-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1b_14ea7eb9-425e-4d85-a40e-f454f7541e6d.png?v=1776329646</image:loc>
      <image:title>Silver Nitrate, 0.0100 Normal (N/100) - 6850-32</image:title>
      <image:caption>Silver Nitrate, 0.0100 Normal (N/100) - 6850-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/safranine-1-wv-counterstain-for-gram-staining-6660-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120a_32fb0666-d1b7-4f59-80fd-39f934919721.png?v=1776329643</image:loc>
      <image:title>Safranine, 1% (w/v), Counterstain for Gram Staining - 6660-4</image:title>
      <image:caption>Safranine, 1% (w/v), Counterstain for Gram Staining - 6660-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/safranine-1-wv-counterstain-for-gram-staining-6660-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_8f05622f-8c20-4e8b-813c-2c10eba5b042.png?v=1776329642</image:loc>
      <image:title>Safranine, 1% (w/v), Counterstain for Gram Staining - 6660-16</image:title>
      <image:caption>Safranine, 1% (w/v), Counterstain for Gram Staining - 6660-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00050-normal-n200-6845-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4b_fb9c8cf4-fb10-48c6-9241-1276e950fd63.png?v=1776329643</image:loc>
      <image:title>Silver Nitrate, 0.0050 Normal (N/200) - 6845-1</image:title>
      <image:caption>Silver Nitrate, 0.0050 Normal (N/200) - 6845-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/soap-solution-1-ml-1-mg-caco-71101-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_4a_7d05320c-3d33-4c8f-bfd1-bd0a61526f44.png?v=1776329647</image:loc>
      <image:title>Soap Solution, 1 mL = 1 mg CaCO? - 7110.1-1</image:title>
      <image:caption>Soap Solution, 1 mL = 1 mg CaCO? - 7110.1-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00192-normal-00192-molar-1-ml-1-mg-cn-6910-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4b_a1f2bea8-80e1-4975-9f98-6f703f70e02b.png?v=1776329646</image:loc>
      <image:title>Silver Nitrate, 0.0192 Normal (0.0192 Molar), 1 mL = 1 mg CN? - 6910-1</image:title>
      <image:caption>Silver Nitrate, 0.0192 Normal (0.0192 Molar), 1 mL = 1 mg CN? - 6910-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00500-normal-n20-6970-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1b_4eb4f6b4-16db-4c21-9994-a29e9b98c22c.png?v=1776329644</image:loc>
      <image:title>Silver Nitrate, 0.0500 Normal (N/20) - 6970-32</image:title>
      <image:caption>Silver Nitrate, 0.0500 Normal (N/20) - 6970-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00141-normal-00141-molar-1-ml-05-mg-cl-6860-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1b_1a935aff-b75d-4850-90dc-5654eba95f57.png?v=1776329643</image:loc>
      <image:title>Silver Nitrate, 0.0141 Normal (0.0141 Molar), 1 mL = 0.5 mg Cl? - 6860-32</image:title>
      <image:caption>Silver Nitrate, 0.0141 Normal (0.0141 Molar), 1 mL = 0.5 mg Cl? - 6860-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/semen-diluting-fluid-bicarbonate-formalin-diluting-fluid-for-sperm-count-6710-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_500a_9e484e31-d738-4a89-b453-2ee040f82c61.png?v=1776329645</image:loc>
      <image:title>Semen Diluting Fluid, Bicarbonate-Formalin Diluting Fluid for Sperm Count - 6710-16</image:title>
      <image:caption>Semen Diluting Fluid, Bicarbonate-Formalin Diluting Fluid for Sperm Count - 6710-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-0200-normal-n5-6405-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_c92b9a65-3d70-4a95-b4da-396cb5968d71.png?v=1776329649</image:loc>
      <image:title>Potassium Permanganate, 0.200 Normal (N/5) - 6405-2.5</image:title>
      <image:caption>Potassium Permanganate, 0.200 Normal (N/5) - 6405-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-iodate-iodide-00125-normal-n80-1-ml-05-mg-so-6280-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_b5c3c65f-c455-44e0-a7fd-0ab6d610f149.png?v=1776329644</image:loc>
      <image:title>Potassium Iodate-Iodide, 0.0125 Normal (N/80), 1 mL = 0.5 mg SO?²? - 6280-16</image:title>
      <image:caption>Potassium Iodate-Iodide, 0.0125 Normal (N/80), 1 mL = 0.5 mg SO?²? - 6280-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-acetate-15-wv-r7115000-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_2b84d05f-9849-4cf5-bd7e-d6ec3f83c9bb.png?v=1776329645</image:loc>
      <image:title>Sodium Acetate, 15% w/v - R7115000-20F</image:title>
      <image:caption>Sodium Acetate, 15% w/v - R7115000-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-acetate-buffer-20-mm-ph-55-r7124300-120a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120a_312b24ab-b05b-4775-b09f-1cd0319a3e1e.png?v=1776329648</image:loc>
      <image:title>Sodium Acetate Buffer, 20 mM, pH 5.5 - R7124300-120A</image:title>
      <image:caption>Sodium Acetate Buffer, 20 mM, pH 5.5 - R7124300-120A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00141-normal-00141-molar-1-ml-05-mg-cl-6860-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500b_397b7067-f576-40a8-b835-61e4f9b7006c.png?v=1776329652</image:loc>
      <image:title>Silver Nitrate, 0.0141 Normal (0.0141 Molar), 1 mL = 0.5 mg Cl? - 6860-16</image:title>
      <image:caption>Silver Nitrate, 0.0141 Normal (0.0141 Molar), 1 mL = 0.5 mg Cl? - 6860-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00282-normal-1-ml-1-mg-cl-6950-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500b_374f8b59-5cd0-4376-90ed-a665e7c98d54.png?v=1776329650</image:loc>
      <image:title>Silver Nitrate, 0.0282 Normal, 1 mL = 1 mg Cl? - 6950-16</image:title>
      <image:caption>Silver Nitrate, 0.0282 Normal, 1 mL = 1 mg Cl? - 6950-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/simulated-intestinal-fluid-without-pancreatin-usp-xxii-formulation-710975-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_1532d42c-013a-45ed-af45-90ac87c15c2f.png?v=1776329647</image:loc>
      <image:title>Simulated Intestinal Fluid (without Pancreatin), USP XXII Formulation - 7109.75-5</image:title>
      <image:caption>Simulated Intestinal Fluid (without Pancreatin), USP XXII Formulation - 7109.75-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-0045-normal-r6965000-10f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_f06a0684-cc40-4820-a477-102637b4f77d.png?v=1776329645</image:loc>
      <image:title>Silver Nitrate, 0.045 Normal - R6965000-10F</image:title>
      <image:caption>Silver Nitrate, 0.045 Normal - R6965000-10F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00100-normal-n100-6850-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500b_5d5c0d04-ce6e-44bd-b41a-113128689c60.png?v=1776329646</image:loc>
      <image:title>Silver Nitrate, 0.0100 Normal (N/100) - 6850-16</image:title>
      <image:caption>Silver Nitrate, 0.0100 Normal (N/100) - 6850-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00200-normal-n50-6915-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1b_930808c5-fd7c-4e74-b938-aeff9510c16a.png?v=1776329648</image:loc>
      <image:title>Silver Nitrate, 0.0200 Normal (N/50) - 6915-32</image:title>
      <image:caption>Silver Nitrate, 0.0200 Normal (N/50) - 6915-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/soap-solution-1-ml-1-mg-caco-71101-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1a_ce07e42a-5978-4cc6-9ece-a2c55c8d32ff.png?v=1776329649</image:loc>
      <image:title>Soap Solution, 1 mL = 1 mg CaCO? - 7110.1-32</image:title>
      <image:caption>Soap Solution, 1 mL = 1 mg CaCO? - 7110.1-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00171-normal-1-ml-1-mg-nacl-6900-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4b_8498e112-a856-4e18-955e-218c6018727d.png?v=1776329647</image:loc>
      <image:title>Silver Nitrate, 0.0171 Normal, 1 mL = 1 mg NaCl - 6900-1</image:title>
      <image:caption>Silver Nitrate, 0.0171 Normal, 1 mL = 1 mg NaCl - 6900-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-acetate-ts-136-wv-7113-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_b3c85a46-763d-48df-82db-b96c56d4c21d.png?v=1776329646</image:loc>
      <image:title>Sodium Acetate TS, 13.6% (w/v) - 7113-16</image:title>
      <image:caption>Sodium Acetate TS, 13.6% (w/v) - 7113-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/simulated-intestinal-fluid-ts-7109-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_02a30587-4723-4d60-ad98-f8ace905de3b.png?v=1776329648</image:loc>
      <image:title>Simulated Intestinal Fluid TS - 7109-16</image:title>
      <image:caption>Simulated Intestinal Fluid TS - 7109-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-5-wv-6828-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500b_faab2129-92ac-4e07-af77-6bd09582b7b4.png?v=1776329647</image:loc>
      <image:title>Silver Nitrate, 5% (w/v) - 6828-16</image:title>
      <image:caption>Silver Nitrate, 5% (w/v) - 6828-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/simulated-gastric-fluid-without-pepsin-02-wv-sodium-chloride-in-07-vv-hydrochloric-acid-7108-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_88a28fd1-170d-497d-a72c-b1b0d35fa142.png?v=1776329649</image:loc>
      <image:title>Simulated Gastric Fluid (without Pepsin) 0.2% (w/v) Sodium Chloride in 0.7% (v/v) Hydrochloric Acid - 7108-16</image:title>
      <image:caption>Simulated Gastric Fluid (without Pepsin) 0.2% (w/v) Sodium Chloride in 0.7% (v/v) Hydrochloric Acid - 7108-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-0200-normal-n5-6405-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_3c39ce67-5053-4f69-b818-326570a12387.png?v=1776329648</image:loc>
      <image:title>Potassium Permanganate, 0.200 Normal (N/5) - 6405-16</image:title>
      <image:caption>Potassium Permanganate, 0.200 Normal (N/5) - 6405-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-acetate-50-wv-r7120700-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_07fb66fd-cb50-44d5-b9c5-5b1d657b81cd.png?v=1776329649</image:loc>
      <image:title>Sodium Acetate, 50% (w/v) - R7120700-1A</image:title>
      <image:caption>Sodium Acetate, 50% (w/v) - R7120700-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00282-normal-1-ml-1-mg-cl-6950-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4b_ced49cfd-0526-466e-a6e3-fc91844cfbf0.png?v=1776329647</image:loc>
      <image:title>Silver Nitrate, 0.0282 Normal, 1 mL = 1 mg Cl? - 6950-1</image:title>
      <image:caption>Silver Nitrate, 0.0282 Normal, 1 mL = 1 mg Cl? - 6950-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00025-normal-in-methanol-7039-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1b_26a1cbd5-3ec8-482c-86d2-8ce9a6b9028c.png?v=1776329657</image:loc>
      <image:title>Silver Nitrate, 0.0025 Normal in Methanol - 7039-32</image:title>
      <image:caption>Silver Nitrate, 0.0025 Normal in Methanol - 7039-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/settling-test-solution-r6711000-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_c42f4a2e-1ac9-48ea-9e05-140e49b342f6.png?v=1776329653</image:loc>
      <image:title>Settling Test Solution - R6711000-1A</image:title>
      <image:caption>Settling Test Solution - R6711000-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-nitric-acid-reagent-for-sulfate-determination-7045-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120c_3f071953-3354-4d09-be00-fe3c9f26a009.png?v=1776329648</image:loc>
      <image:title>Silver Nitrate-Nitric Acid Reagent, for Sulfate Determination - 7045-4</image:title>
      <image:caption>Silver Nitrate-Nitric Acid Reagent, for Sulfate Determination - 7045-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/simulated-gastric-fluid-without-pepsin-02-wv-sodium-chloride-in-07-vv-hydrochloric-acid-7108-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_6813ec59-2db3-4f04-81f5-0668ff271107.png?v=1776329650</image:loc>
      <image:title>Simulated Gastric Fluid (without Pepsin) 0.2% (w/v) Sodium Chloride in 0.7% (v/v) Hydrochloric Acid - 7108-5</image:title>
      <image:caption>Simulated Gastric Fluid (without Pepsin) 0.2% (w/v) Sodium Chloride in 0.7% (v/v) Hydrochloric Acid - 7108-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-salicylate-nitroprusside-solution-6682-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500b_e6384d28-993e-4c42-a1e1-57db6d69ff28.png?v=1776329648</image:loc>
      <image:title>Sodium Salicylate / Nitroprusside Solution - 6682-16</image:title>
      <image:caption>Sodium Salicylate / Nitroprusside Solution - 6682-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00141-normal-00141-molar-1-ml-05-mg-cl-6860-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_a1af05ba-f98e-4515-96ba-5b23fb31b597.png?v=1776329655</image:loc>
      <image:title>Silver Nitrate, 0.0141 Normal (0.0141 Molar), 1 mL = 0.5 mg Cl? - 6860-5</image:title>
      <image:caption>Silver Nitrate, 0.0141 Normal (0.0141 Molar), 1 mL = 0.5 mg Cl? - 6860-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-acetate-buffer-002-molar-ph-75-r7121500-120a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120a_7b1d432c-7950-40b8-91aa-56ca997bd51e.png?v=1776329652</image:loc>
      <image:title>Sodium Acetate Buffer, 0.02 Molar, pH 7.5 - R7121500-120A</image:title>
      <image:caption>Sodium Acetate Buffer, 0.02 Molar, pH 7.5 - R7121500-120A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00250-normal-n40-6920-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1b_18270417-e1f6-47ce-acd3-719c436e58f3.png?v=1776329650</image:loc>
      <image:title>Silver Nitrate, 0.0250 Normal (N/40) - 6920-32</image:title>
      <image:caption>Silver Nitrate, 0.0250 Normal (N/40) - 6920-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/simulated-diesel-exhaust-condensate-r7107000-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_6eed8fe8-deec-49df-852f-de4bbf333a80.png?v=1776329660</image:loc>
      <image:title>Simulated Diesel Exhaust Condensate - R7107000-4A</image:title>
      <image:caption>Simulated Diesel Exhaust Condensate - R7107000-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00200-normal-n50-6915-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_bff80c12-2d74-4b25-84f0-ef32b24ebba6.png?v=1776329655</image:loc>
      <image:title>Silver Nitrate, 0.0200 Normal (N/50) - 6915-5</image:title>
      <image:caption>Silver Nitrate, 0.0200 Normal (N/50) - 6915-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-0100-normal-n10-in-denatured-alcohol-7028-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_4b_f61f8312-dbc4-46c9-8019-980577fb1c30.png?v=1776329654</image:loc>
      <image:title>Silver Nitrate, 0.100 Normal (N/10) in Denatured Alcohol - 7028-1</image:title>
      <image:caption>Silver Nitrate, 0.100 Normal (N/10) in Denatured Alcohol - 7028-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/simulated-intestinal-fluid-ts-7109-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_29587dd2-4df9-4470-8c8c-b68b0196038d.png?v=1776329655</image:loc>
      <image:title>Simulated Intestinal Fluid TS - 7109-32</image:title>
      <image:caption>Simulated Intestinal Fluid TS - 7109-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00342-normal-r6957500-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_cef4eb65-d156-4b1e-a601-75f93f719b9e.png?v=1776329653</image:loc>
      <image:title>Silver Nitrate, 0.0342 Normal - R6957500-20F</image:title>
      <image:caption>Silver Nitrate, 0.0342 Normal - R6957500-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-100-normal-7190-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_bbabeec0-50e6-435e-a096-e58ba69fbd34.png?v=1776329659</image:loc>
      <image:title>Sodium Carbonate, 1.00 Normal - 7190-2.5</image:title>
      <image:caption>Sodium Carbonate, 1.00 Normal - 7190-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00282-normal-1-ml-1-mg-cl-6950-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_254e03a6-945f-4727-b018-b72de7469ca5.png?v=1776329656</image:loc>
      <image:title>Silver Nitrate, 0.0282 Normal, 1 mL = 1 mg Cl? - 6950-5</image:title>
      <image:caption>Silver Nitrate, 0.0282 Normal, 1 mL = 1 mg Cl? - 6950-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/simulated-intestinal-fluid-without-pancreatin-usp-xxii-formulation-710975-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_b6098cdb-051e-4ded-890a-eba5709250db.png?v=1776329657</image:loc>
      <image:title>Simulated Intestinal Fluid (without Pancreatin), USP XXII Formulation - 7109.75-16</image:title>
      <image:caption>Simulated Intestinal Fluid (without Pancreatin), USP XXII Formulation - 7109.75-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00250-normal-n40-6920-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120b_a0d6d3fe-c307-44bb-999d-04693a3c36a1.png?v=1776329654</image:loc>
      <image:title>Silver Nitrate, 0.0250 Normal (N/40) - 6920-4</image:title>
      <image:caption>Silver Nitrate, 0.0250 Normal (N/40) - 6920-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-permanganate-0500-normal-n2-6410-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_38b86fb1-f4a4-4a9f-927c-e37f4d3bc029.png?v=1776329657</image:loc>
      <image:title>Potassium Permanganate, 0.500 Normal (N/2) - 6410-32</image:title>
      <image:caption>Potassium Permanganate, 0.500 Normal (N/2) - 6410-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/rinse-solution-high-purity-water-for-rinsing-electrodes-and-other-laboratory-instruments-6648-20</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_478c2088-9300-40de-be0e-24b47aa8bd17.png?v=1776329654</image:loc>
      <image:title>Rinse Solution, High Purity Water for Rinsing Electrodes and other Laboratory Instruments - 6648-20</image:title>
      <image:caption>Rinse Solution, High Purity Water for Rinsing Electrodes and other Laboratory Instruments - 6648-20</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00200-normal-n50-6915-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4b_51905d0f-40dd-4b43-a102-070cc83a642f.png?v=1776329655</image:loc>
      <image:title>Silver Nitrate, 0.0200 Normal (N/50) - 6915-1</image:title>
      <image:caption>Silver Nitrate, 0.0200 Normal (N/50) - 6915-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-diethyldithiocarbamate-01-wv-72406-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_dc202c03-7866-4513-b147-8d21f7500285.png?v=1776329659</image:loc>
      <image:title>Sodium Diethyldithiocarbamate, 0.1% (w/v) - 7240.6-16</image:title>
      <image:caption>Sodium Diethyldithiocarbamate, 0.1% (w/v) - 7240.6-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00025-normal-in-methanol-7039-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_4b_7417b76e-0abe-4e20-961f-8a0054ef1244.png?v=1776329657</image:loc>
      <image:title>Silver Nitrate, 0.0025 Normal in Methanol - 7039-1</image:title>
      <image:caption>Silver Nitrate, 0.0025 Normal in Methanol - 7039-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-acetate-20-ww-7120-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_6119de57-4534-4e2d-a0db-8227c0b9e076.png?v=1776329659</image:loc>
      <image:title>Sodium Acetate, 20% (w/w) - 7120-32</image:title>
      <image:caption>Sodium Acetate, 20% (w/w) - 7120-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-citrate-30-wv-7240-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_935508ed-3550-44b4-9221-02fa3515e031.png?v=1776329655</image:loc>
      <image:title>Sodium Citrate, 30% (w/v) - 7240-32</image:title>
      <image:caption>Sodium Citrate, 30% (w/v) - 7240-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-200-normal-7191-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_a0994b7d-80e1-4f82-8699-b48e6f0116cc.png?v=1776329661</image:loc>
      <image:title>Sodium Carbonate, 2.00 Normal - 7191-16</image:title>
      <image:caption>Sodium Carbonate, 2.00 Normal - 7191-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00025-normal-in-methanol-7039-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_500b_e23c1386-47ee-4143-9735-6a8920065c35.png?v=1776329655</image:loc>
      <image:title>Silver Nitrate, 0.0025 Normal in Methanol - 7039-16</image:title>
      <image:caption>Silver Nitrate, 0.0025 Normal in Methanol - 7039-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-acetate-20-ww-7120-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_fe12b4b3-85ff-4f07-8b85-a70c2e8487dd.png?v=1776329659</image:loc>
      <image:title>Sodium Acetate, 20% (w/w) - 7120-1</image:title>
      <image:caption>Sodium Acetate, 20% (w/w) - 7120-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-acetate-buffer-50-mm-ph-50-r7123200-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_7fdd0a0c-da27-41fd-beba-62db8d888b23.png?v=1776329659</image:loc>
      <image:title>Sodium Acetate Buffer, 50 mM, pH 5.0 - R7123200-20F</image:title>
      <image:caption>Sodium Acetate Buffer, 50 mM, pH 5.0 - R7123200-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-0153-normal-6975-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_1ba02801-91f0-4dc0-bbfa-f64f20bf1456.png?v=1776329657</image:loc>
      <image:title>Silver Nitrate, 0.153 Normal - 6975-1</image:title>
      <image:caption>Silver Nitrate, 0.153 Normal - 6975-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00282-normal-1-ml-1-mg-cl-6950-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1b_dc81dc76-e7d9-45e8-9b19-ecb3728cba4d.png?v=1776329660</image:loc>
      <image:title>Silver Nitrate, 0.0282 Normal, 1 mL = 1 mg Cl? - 6950-32</image:title>
      <image:caption>Silver Nitrate, 0.0282 Normal, 1 mL = 1 mg Cl? - 6950-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00250-normal-n40-6920-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500b_37226c23-2717-4164-bc4f-e6e99e1e956e.png?v=1776329660</image:loc>
      <image:title>Silver Nitrate, 0.0250 Normal (N/40) - 6920-16</image:title>
      <image:caption>Silver Nitrate, 0.0250 Normal (N/40) - 6920-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-acetate-buffer-005-molar-ph-65-r7123000-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_5af851d3-393e-4fe0-a41d-c37aa6e258ab.png?v=1776329658</image:loc>
      <image:title>Sodium Acetate Buffer, 0.05 Molar, pH 6.5 - R7123000-500A</image:title>
      <image:caption>Sodium Acetate Buffer, 0.05 Molar, pH 6.5 - R7123000-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-acetate-50-wv-r7120700-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_8c896e21-95b2-48a0-914e-c05e26345fed.png?v=1776329657</image:loc>
      <image:title>Sodium Acetate, 50% (w/v) - R7120700-4A</image:title>
      <image:caption>Sodium Acetate, 50% (w/v) - R7120700-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-100-normal-7190-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_020c6953-90b4-4e92-9673-29e139828415.png?v=1776329660</image:loc>
      <image:title>Sodium Carbonate, 1.00 Normal - 7190-1</image:title>
      <image:caption>Sodium Carbonate, 1.00 Normal - 7190-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-acetate-20-ww-7120-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_61d27470-10d5-40c9-beb6-d4fa1d7021b0.png?v=1776329660</image:loc>
      <image:title>Sodium Acetate, 20% (w/w) - 7120-5</image:title>
      <image:caption>Sodium Acetate, 20% (w/w) - 7120-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-100-normal-7190-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_38f8bf81-611d-4205-9130-e7400332a79d.png?v=1776329662</image:loc>
      <image:title>Sodium Carbonate, 1.00 Normal - 7190-5</image:title>
      <image:caption>Sodium Carbonate, 1.00 Normal - 7190-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00200-normal-n50-6915-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_bf3ad5ee-4e75-47f1-8102-34daf3a4b719.png?v=1776329661</image:loc>
      <image:title>Silver Nitrate, 0.0200 Normal (N/50) - 6915-2.5</image:title>
      <image:caption>Silver Nitrate, 0.0200 Normal (N/50) - 6915-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-100-normal-7190-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_226834c9-21e5-4178-83f1-8e4094c6a7b6.png?v=1776329662</image:loc>
      <image:title>Sodium Carbonate, 1.00 Normal - 7190-16</image:title>
      <image:caption>Sodium Carbonate, 1.00 Normal - 7190-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00500-normal-n20-6970-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4b_69e8be9d-93e2-4c3a-a80a-fb9f60b4cdcd.png?v=1776329659</image:loc>
      <image:title>Silver Nitrate, 0.0500 Normal (N/20) - 6970-1</image:title>
      <image:caption>Silver Nitrate, 0.0500 Normal (N/20) - 6970-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00500-normal-n20-6970-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500b_e423eaf1-c6c8-4d1c-8350-db552ba3a399.png?v=1776329662</image:loc>
      <image:title>Silver Nitrate, 0.0500 Normal (N/20) - 6970-16</image:title>
      <image:caption>Silver Nitrate, 0.0500 Normal (N/20) - 6970-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-100-normal-7190-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_a108079f-69b6-4b97-86d5-220a8608c679.png?v=1776329662</image:loc>
      <image:title>Sodium Carbonate, 1.00 Normal - 7190-32</image:title>
      <image:caption>Sodium Carbonate, 1.00 Normal - 7190-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00250-normal-n40-6920-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4b_f3b77bf3-e37a-4398-8233-009b6d5e840c.png?v=1776329666</image:loc>
      <image:title>Silver Nitrate, 0.0250 Normal (N/40) - 6920-1</image:title>
      <image:caption>Silver Nitrate, 0.0250 Normal (N/40) - 6920-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chromate-10-wv-7235-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_4a_54984a32-8956-4e0b-b06b-07565eb4b3d0.png?v=1776329660</image:loc>
      <image:title>Sodium Chromate, 10% (w/v) - 7235-1</image:title>
      <image:caption>Sodium Chromate, 10% (w/v) - 7235-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-200-normal-7191-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_b4fe55b3-8766-4c73-80c3-fe901b439b9c.png?v=1776329660</image:loc>
      <image:title>Sodium Carbonate, 2.00 Normal - 7191-1</image:title>
      <image:caption>Sodium Carbonate, 2.00 Normal - 7191-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-citrate-1-wv-r7230500-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_c867b792-89a3-4a5e-8433-de7cde1e76df.png?v=1776329664</image:loc>
      <image:title>Sodium Citrate, 1% w/v - R7230500-1A</image:title>
      <image:caption>Sodium Citrate, 1% w/v - R7230500-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-acetate-20-ww-7120-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120a_3d20b86f-51db-4cf5-bf77-7edfb24e5094.png?v=1776329661</image:loc>
      <image:title>Sodium Acetate, 20% (w/w) - 7120-4</image:title>
      <image:caption>Sodium Acetate, 20% (w/w) - 7120-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-137-normal-71903-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_ee6f853b-54a3-41db-980a-a672775c5496.png?v=1776329662</image:loc>
      <image:title>Sodium Carbonate, 1.37 Normal - 7190.3-1</image:title>
      <image:caption>Sodium Carbonate, 1.37 Normal - 7190.3-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00100-normal-n100-6850-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4b_91993d53-ff14-42b2-bed5-dc2ec943a348.png?v=1776329661</image:loc>
      <image:title>Silver Nitrate, 0.0100 Normal (N/100) - 6850-1</image:title>
      <image:caption>Silver Nitrate, 0.0100 Normal (N/100) - 6850-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00192-normal-00192-molar-1-ml-1-mg-cn-6910-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1b_f8107877-29df-4fdb-8008-3f37bcde493d.png?v=1776329660</image:loc>
      <image:title>Silver Nitrate, 0.0192 Normal (0.0192 Molar), 1 mL = 1 mg CN? - 6910-32</image:title>
      <image:caption>Silver Nitrate, 0.0192 Normal (0.0192 Molar), 1 mL = 1 mg CN? - 6910-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-acetate-0200-molar-m5-7129-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_d3dc7110-a855-4953-96b0-55e25439da3b.png?v=1776329660</image:loc>
      <image:title>Sodium Acetate, 0.200 Molar (M/5) - 7129-16</image:title>
      <image:caption>Sodium Acetate, 0.200 Molar (M/5) - 7129-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00500-normal-n20-6970-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_5e07b4dc-fa6d-4c0b-b23c-f74e94632d4a.png?v=1776329666</image:loc>
      <image:title>Silver Nitrate, 0.0500 Normal (N/20) - 6970-2.5</image:title>
      <image:caption>Silver Nitrate, 0.0500 Normal (N/20) - 6970-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00500-normal-n20-6970-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_9247d4cd-a5c9-48f2-94b1-5e0a4f238b7b.png?v=1776329662</image:loc>
      <image:title>Silver Nitrate, 0.0500 Normal (N/20) - 6970-5</image:title>
      <image:caption>Silver Nitrate, 0.0500 Normal (N/20) - 6970-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-200-normal-7191-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_355e046f-fed1-463c-9806-05379d9f66be.png?v=1776329666</image:loc>
      <image:title>Sodium Carbonate, 2.00 Normal - 7191-32</image:title>
      <image:caption>Sodium Carbonate, 2.00 Normal - 7191-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-hydroxylamine-sulfate-solution-for-cold-vapor-atomic-absorption-analysis-7194-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_3cfb2f95-0c07-4458-afa5-e509fbe5ce3c.png?v=1776329665</image:loc>
      <image:title>Sodium Chloride-Hydroxylamine Sulfate Solution for Cold Vapor Atomic Absorption Analysis - 7194-32</image:title>
      <image:caption>Sodium Chloride-Hydroxylamine Sulfate Solution for Cold Vapor Atomic Absorption Analysis - 7194-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-acetate-0100-molar-m10-7122-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_a4d4d562-65a6-4b5e-a807-2d9de8e651b8.png?v=1776329662</image:loc>
      <image:title>Sodium Acetate, 0.100 Molar (M/10) - 7122-16</image:title>
      <image:caption>Sodium Acetate, 0.100 Molar (M/10) - 7122-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-0153-normal-6975-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_a8c3432c-dfd5-4c38-957a-f87980db4257.png?v=1776329662</image:loc>
      <image:title>Silver Nitrate, 0.153 Normal - 6975-5</image:title>
      <image:caption>Silver Nitrate, 0.153 Normal - 6975-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00493-normal-r6969000-1b</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1b_190377ec-8d8d-456d-b895-901656737979.png?v=1776329665</image:loc>
      <image:title>Silver Nitrate, 0.0493 Normal - R6969000-1B</image:title>
      <image:caption>Silver Nitrate, 0.0493 Normal - R6969000-1B</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00855-normal-1-ml-5-mg-nacl-6980-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_40cd0e21-3b0a-4f3d-a7ba-ae9ca72b313b.png?v=1776329665</image:loc>
      <image:title>Silver Nitrate, 0.0855 Normal, 1 mL = 5 mg NaCl - 6980-5</image:title>
      <image:caption>Silver Nitrate, 0.0855 Normal, 1 mL = 5 mg NaCl - 6980-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-acetate-buffer-17-mm-ph-75-r7124200-120a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120a_2b1c304c-ad00-49d9-b52f-7af4ad929366.png?v=1776329662</image:loc>
      <image:title>Sodium Acetate Buffer, 17 mM, pH 7.5 - R7124200-120A</image:title>
      <image:caption>Sodium Acetate Buffer, 17 mM, pH 7.5 - R7124200-120A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chromate-2-wv-7234-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_1a_7b4bc48c-fb96-4cb1-a831-cd90d3cd7be3.png?v=1776329663</image:loc>
      <image:title>Sodium Chromate, 2% (w/v) - 7234-32</image:title>
      <image:caption>Sodium Chromate, 2% (w/v) - 7234-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-acetate-100-molar-100-normal-r7129500-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_022306a9-3c50-4dc5-8d0e-ad754d60cf23.png?v=1776329668</image:loc>
      <image:title>Sodium Acetate, 1.00 Molar (1.00 Normal) - R7129500-1A</image:title>
      <image:caption>Sodium Acetate, 1.00 Molar (1.00 Normal) - R7129500-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00500-normal-n20-6970-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120b_2a2f4859-8811-429b-a0cd-f7c69e6f1e84.png?v=1776329665</image:loc>
      <image:title>Silver Nitrate, 0.0500 Normal (N/20) - 6970-4</image:title>
      <image:caption>Silver Nitrate, 0.0500 Normal (N/20) - 6970-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-0100-normal-n10-7000-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_d5925c22-9e8b-4123-8c07-039182a6556b.png?v=1776329660</image:loc>
      <image:title>Silver Nitrate, 0.100 Normal (N/10) - 7000-2.5</image:title>
      <image:caption>Silver Nitrate, 0.100 Normal (N/10) - 7000-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chromate-10-wv-7235-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_1a_e39ed579-2fb3-4af6-b279-b1688c01e0d1.png?v=1776329670</image:loc>
      <image:title>Sodium Chromate, 10% (w/v) - 7235-32</image:title>
      <image:caption>Sodium Chromate, 10% (w/v) - 7235-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chromate-10-wv-7235-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_500a_27be783c-1c6c-413f-98bc-1b3664b24a3d.png?v=1776329663</image:loc>
      <image:title>Sodium Chromate, 10% (w/v) - 7235-16</image:title>
      <image:caption>Sodium Chromate, 10% (w/v) - 7235-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-r1-425-gl-0250-n-7040-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_57b4fb44-695e-46d6-bf54-7d500fc7dc5c.png?v=1776329663</image:loc>
      <image:title>Silver Nitrate R1, 42.5 g/L (0.250 N) - 7040-16</image:title>
      <image:caption>Silver Nitrate R1, 42.5 g/L (0.250 N) - 7040-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-acetate-buffer-20-mm-ph-37-r7124100-120a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120a_1f2259b1-2687-4f83-9b31-3eeff5cab779.png?v=1776329667</image:loc>
      <image:title>Sodium Acetate Buffer, 20 mM, pH 3.7 - R7124100-120A</image:title>
      <image:caption>Sodium Acetate Buffer, 20 mM, pH 3.7 - R7124100-120A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-0100-normal-n10-7189-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_ea738a97-a19f-4403-a4c6-a89f786d2648.png?v=1776329663</image:loc>
      <image:title>Sodium Carbonate, 0.100 Normal (N/10) - 7189-16</image:title>
      <image:caption>Sodium Carbonate, 0.100 Normal (N/10) - 7189-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00867-normal-r6973000-2b</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_6845dd3a-e8d1-4c60-bd7f-d22325422d3b.png?v=1776329665</image:loc>
      <image:title>Silver Nitrate, 0.0867 Normal - R6973000-2B</image:title>
      <image:caption>Silver Nitrate, 0.0867 Normal - R6973000-2B</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-hydroxylamine-sulfate-solution-for-cold-vapor-atomic-absorption-analysis-7194-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120a_2770a1dc-aea5-4f1f-a88e-bde63510dee9.png?v=1776329668</image:loc>
      <image:title>Sodium Chloride-Hydroxylamine Sulfate Solution for Cold Vapor Atomic Absorption Analysis - 7194-4</image:title>
      <image:caption>Sodium Chloride-Hydroxylamine Sulfate Solution for Cold Vapor Atomic Absorption Analysis - 7194-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-0100-normal-n10-7000-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4b_3cdf419b-1b36-447d-b40b-83bca97e1614.png?v=1776329667</image:loc>
      <image:title>Silver Nitrate, 0.100 Normal (N/10) - 7000-1</image:title>
      <image:caption>Silver Nitrate, 0.100 Normal (N/10) - 7000-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-citrate-30-wv-7240-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_924a04e1-813b-434c-8225-f2de05aec736.png?v=1776329668</image:loc>
      <image:title>Sodium Citrate, 30% (w/v) - 7240-16</image:title>
      <image:caption>Sodium Citrate, 30% (w/v) - 7240-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00855-normal-1-ml-5-mg-nacl-6980-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1b_8fee8aba-9caf-4de6-be27-4f8dc4f9d143.png?v=1776329666</image:loc>
      <image:title>Silver Nitrate, 0.0855 Normal, 1 mL = 5 mg NaCl - 6980-32</image:title>
      <image:caption>Silver Nitrate, 0.0855 Normal, 1 mL = 5 mg NaCl - 6980-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-acetate-buffer-01-m-ph-60-reagent-grade-r7125100-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_bae92d0d-88fb-4dbd-a722-6e79a32f7470.png?v=1776329666</image:loc>
      <image:title>Sodium Acetate Buffer, 0.1 M, pH 6.0, Reagent grade - R7125100-20F</image:title>
      <image:caption>Sodium Acetate Buffer, 0.1 M, pH 6.0, Reagent grade - R7125100-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-009-wv-09-gl-nacl-r7195900-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_fd1ea725-004a-40f9-a219-c0715e5b07e6.png?v=1776329669</image:loc>
      <image:title>Sodium Chloride, 0.09% (w/v) 0.9 g/L NaCl - R7195900-20F</image:title>
      <image:caption>Sodium Chloride, 0.09% (w/v) 0.9 g/L NaCl - R7195900-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-200-normal-7191-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_dbe1d5a0-106d-48f3-905a-462c39c6ed98.png?v=1776329666</image:loc>
      <image:title>Sodium Carbonate, 2.00 Normal - 7191-5</image:title>
      <image:caption>Sodium Carbonate, 2.00 Normal - 7191-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-0045-normal-r6965000-4b</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4b_67fd6523-08fa-492d-a7c6-bf26e4a7f971.png?v=1776329666</image:loc>
      <image:title>Silver Nitrate, 0.045 Normal - R6965000-4B</image:title>
      <image:caption>Silver Nitrate, 0.045 Normal - R6965000-4B</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-acetate-200-molar-200-normal-7130-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_c52949fd-7e33-4add-93e3-a93aeb5b722f.png?v=1776329673</image:loc>
      <image:title>Sodium Acetate, 2.00 Molar (2.00 Normal) - 7130-2.5</image:title>
      <image:caption>Sodium Acetate, 2.00 Molar (2.00 Normal) - 7130-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-acetate-buffer-01-molar-ph-45-r7124920-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_0911c3e8-a3e6-44f2-8c23-592d7aefe957.png?v=1776329668</image:loc>
      <image:title>Sodium Acetate Buffer, 0.1 Molar, pH 4.5 - R7124920-20F</image:title>
      <image:caption>Sodium Acetate Buffer, 0.1 Molar, pH 4.5 - R7124920-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00500-normal-n20-6970-32g</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_9b5527ea-dfcd-491a-a9be-b2d06447de6b.png?v=1776329664</image:loc>
      <image:title>Silver Nitrate, 0.0500 Normal (N/20) - 6970-32G</image:title>
      <image:caption>Silver Nitrate, 0.0500 Normal (N/20) - 6970-32G</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-02-wv-7195-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_995bea9c-664b-4a13-a980-56b6994b2d0a.png?v=1776329670</image:loc>
      <image:title>Sodium Chloride, 0.2% (w/v) - 7195-5</image:title>
      <image:caption>Sodium Chloride, 0.2% (w/v) - 7195-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-0153-normal-6975-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_ca52722f-153e-48f7-92d1-53fefca8defd.png?v=1776329666</image:loc>
      <image:title>Silver Nitrate, 0.153 Normal - 6975-32</image:title>
      <image:caption>Silver Nitrate, 0.153 Normal - 6975-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-0100-normal-n10-7000-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120b_ab8d855a-047f-4f99-9d10-4908f541cdd4.png?v=1776329667</image:loc>
      <image:title>Silver Nitrate, 0.100 Normal (N/10) - 7000-4</image:title>
      <image:caption>Silver Nitrate, 0.100 Normal (N/10) - 7000-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-0141-normal-1-ml-5-mg-cl-7002-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1b_a896a0b2-8af7-4e47-88bc-b4b21279f58b.png?v=1776329666</image:loc>
      <image:title>Silver Nitrate, 0.141 Normal, 1 mL = 5 mg Cl? - 7002-32</image:title>
      <image:caption>Silver Nitrate, 0.141 Normal, 1 mL = 5 mg Cl? - 7002-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-fluoride-100-ppm-r7241710-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_f4ab7e7c-6112-4e71-9fe2-8fdc7041d13a.png?v=1776329668</image:loc>
      <image:title>Sodium Fluoride, 100 ppm - R7241710-4A</image:title>
      <image:caption>Sodium Fluoride, 100 ppm - R7241710-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-acetate-200-molar-200-normal-7130-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_5d1e2ed7-1e7b-445c-a3ac-bf616b9bffb9.png?v=1776329669</image:loc>
      <image:title>Sodium Acetate, 2.00 Molar (2.00 Normal) - 7130-32</image:title>
      <image:caption>Sodium Acetate, 2.00 Molar (2.00 Normal) - 7130-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-acetate-buffer-01-molar-ph-60-hplc-grade-r7125200-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_f86c5679-9e05-45a4-9363-36d7a72cf3b5.png?v=1776329671</image:loc>
      <image:title>Sodium Acetate Buffer, 0.1 Molar, pH 6.0 HPLC grade - R7125200-20F</image:title>
      <image:caption>Sodium Acetate Buffer, 0.1 Molar, pH 6.0 HPLC grade - R7125200-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-fluoride-10-wv-r7241500-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_1a_64170343-aeba-4210-8527-5e88f0221a81.png?v=1776329671</image:loc>
      <image:title>Sodium Fluoride, 10% (w/v) - R7241500-1A</image:title>
      <image:caption>Sodium Fluoride, 10% (w/v) - R7241500-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-0141-normal-1-ml-5-mg-cl-7002-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_27951ade-b870-4576-8a0f-f1b20357a4e4.png?v=1776329671</image:loc>
      <image:title>Silver Nitrate, 0.141 Normal, 1 mL = 5 mg Cl? - 7002-5</image:title>
      <image:caption>Silver Nitrate, 0.141 Normal, 1 mL = 5 mg Cl? - 7002-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-acetate-200-molar-200-normal-7130-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_8cb2007e-65bf-4a1e-9acc-7cb1e21e23b7.png?v=1776329678</image:loc>
      <image:title>Sodium Acetate, 2.00 Molar (2.00 Normal) - 7130-1</image:title>
      <image:caption>Sodium Acetate, 2.00 Molar (2.00 Normal) - 7130-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00171-normal-1-ml-1-mg-nacl-6900-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500b_432d639c-145d-4ad4-8d6a-784d7ec7b14f.png?v=1776329667</image:loc>
      <image:title>Silver Nitrate, 0.0171 Normal, 1 mL = 1 mg NaCl - 6900-16</image:title>
      <image:caption>Silver Nitrate, 0.0171 Normal, 1 mL = 1 mg NaCl - 6900-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/rva-solution-6654-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_0780b5a9-c304-4240-b05e-53a150710987.png?v=1776329667</image:loc>
      <image:title>RVA Solution - 6654-5</image:title>
      <image:caption>RVA Solution - 6654-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-diethyldithiocarbamate-01-wv-72406-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_9d853375-103b-410b-9783-87771b12a740.png?v=1776329671</image:loc>
      <image:title>Sodium Diethyldithiocarbamate, 0.1% (w/v) - 7240.6-32</image:title>
      <image:caption>Sodium Diethyldithiocarbamate, 0.1% (w/v) - 7240.6-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-rv-ep-primary-standard-7192-250</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_0882ef4b-496d-4aee-9a68-614dbf86ac3b.png?v=1776329671</image:loc>
      <image:title>Sodium Carbonate RV, EP Primary Standard - 7192-250</image:title>
      <image:caption>Sodium Carbonate RV, EP Primary Standard - 7192-250</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-ts-alkaline-7198-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_a8f576d5-5355-4cea-8e65-9cfe33fb294f.png?v=1776329673</image:loc>
      <image:title>Sodium Chloride TS, Alkaline - 7198-32</image:title>
      <image:caption>Sodium Chloride TS, Alkaline - 7198-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chromate-2-wv-7234-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_500a_64f7c43b-b5bc-4ae2-a6ba-88504676bb59.png?v=1776329672</image:loc>
      <image:title>Sodium Chromate, 2% (w/v) - 7234-16</image:title>
      <image:caption>Sodium Chromate, 2% (w/v) - 7234-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-02-wv-7195-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_802fd7af-019f-4659-b57e-03a001d8a6f3.png?v=1776329671</image:loc>
      <image:title>Sodium Chloride, 0.2% (w/v) - 7195-1</image:title>
      <image:caption>Sodium Chloride, 0.2% (w/v) - 7195-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-0100-normal-n10-7000-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1b_6b024c08-23fc-4f2b-ab87-99f89f7b6ce4.png?v=1776329673</image:loc>
      <image:title>Silver Nitrate, 0.100 Normal (N/10) - 7000-32</image:title>
      <image:caption>Silver Nitrate, 0.100 Normal (N/10) - 7000-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-hydroxylamine-sulfate-solution-for-cold-vapor-atomic-absorption-analysis-7194-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_c75c307f-57fa-4d0c-90c1-e707e6877c3c.png?v=1776329672</image:loc>
      <image:title>Sodium Chloride-Hydroxylamine Sulfate Solution for Cold Vapor Atomic Absorption Analysis - 7194-16</image:title>
      <image:caption>Sodium Chloride-Hydroxylamine Sulfate Solution for Cold Vapor Atomic Absorption Analysis - 7194-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-00855-normal-1-ml-5-mg-nacl-6980-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4b_2f13e0fe-c692-4394-8051-284be27b495a.png?v=1776329670</image:loc>
      <image:title>Silver Nitrate, 0.0855 Normal, 1 mL = 5 mg NaCl - 6980-1</image:title>
      <image:caption>Silver Nitrate, 0.0855 Normal, 1 mL = 5 mg NaCl - 6980-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-0171-normal-1-ml-10-mg-nacl-7003-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1b_f7629744-4b79-457e-9008-66a4d5238260.png?v=1776329674</image:loc>
      <image:title>Silver Nitrate, 0.171 Normal, 1 mL = 10 mg NaCl - 7003-32</image:title>
      <image:caption>Silver Nitrate, 0.171 Normal, 1 mL = 10 mg NaCl - 7003-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-0141-normal-1-ml-5-mg-cl-7002-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500b_f8266aea-0dea-4a25-b2c2-e8b7fabff676.png?v=1776329672</image:loc>
      <image:title>Silver Nitrate, 0.141 Normal, 1 mL = 5 mg Cl? - 7002-16</image:title>
      <image:caption>Silver Nitrate, 0.141 Normal, 1 mL = 5 mg Cl? - 7002-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-0171-normal-1-ml-10-mg-nacl-7003-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_39ba5c7e-70ac-484e-b743-8965934adc08.png?v=1776329672</image:loc>
      <image:title>Silver Nitrate, 0.171 Normal, 1 mL = 10 mg NaCl - 7003-2.5</image:title>
      <image:caption>Silver Nitrate, 0.171 Normal, 1 mL = 10 mg NaCl - 7003-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-045-wv-buffered-ph-740-71965-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_6d236108-05c1-4569-8e21-7833d24c2676.png?v=1776329672</image:loc>
      <image:title>Sodium Chloride, 0.45% (w/v), Buffered, pH 7.40 - 7196.5-32</image:title>
      <image:caption>Sodium Chloride, 0.45% (w/v), Buffered, pH 7.40 - 7196.5-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-005-ww-71952-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_246000ea-83e2-42b1-a046-d1b27924842c.png?v=1776329673</image:loc>
      <image:title>Sodium Chloride, 0.05% (w/w) - 7195.2-32</image:title>
      <image:caption>Sodium Chloride, 0.05% (w/w) - 7195.2-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-dioctyl-sulfosuccinate-08-wv-r7241350-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_a69c474d-bb2e-46a1-8ba8-530032553a67.png?v=1776329676</image:loc>
      <image:title>Sodium Dioctyl Sulfosuccinate, 0.8% (w/v) - R7241350-1C</image:title>
      <image:caption>Sodium Dioctyl Sulfosuccinate, 0.8% (w/v) - R7241350-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-acetate-buffer-r7126700-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_a4ae38f1-a08b-40e7-9cd6-0c7b1dc3f39d.png?v=1776329674</image:loc>
      <image:title>Sodium Acetate Buffer - R7126700-1A</image:title>
      <image:caption>Sodium Acetate Buffer - R7126700-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-0100-normal-n10-7000-32g</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_80ae166a-7a40-458b-87e7-941b126cfbb4.png?v=1776329672</image:loc>
      <image:title>Silver Nitrate, 0.100 Normal (N/10) - 7000-32G</image:title>
      <image:caption>Silver Nitrate, 0.100 Normal (N/10) - 7000-32G</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-bicarbonate-55-wv-r7144500-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_086a159c-07e8-460f-98e1-84af28522d94.png?v=1776329672</image:loc>
      <image:title>Sodium Bicarbonate, 5.5% (w/v) - R7144500-1A</image:title>
      <image:caption>Sodium Bicarbonate, 5.5% (w/v) - R7144500-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-0250-normal-n4-7007-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500b_5783579f-ecb7-4dee-af0b-592f765a6156.png?v=1776329676</image:loc>
      <image:title>Silver Nitrate, 0.250 Normal (N/4) - 7007-16</image:title>
      <image:caption>Silver Nitrate, 0.250 Normal (N/4) - 7007-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-acetate-buffer-r7126700-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_40b18c3a-8486-41e2-97b1-80705b91f46b.png?v=1776329673</image:loc>
      <image:title>Sodium Acetate Buffer - R7126700-500A</image:title>
      <image:caption>Sodium Acetate Buffer - R7126700-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-fluoride-0100-molar-m10-r7241200-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_7d6a4447-2503-4b6e-a89f-928cd483fa5a.png?v=1776329673</image:loc>
      <image:title>Sodium Fluoride, 0.100 Molar (M/10) - R7241200-500A</image:title>
      <image:caption>Sodium Fluoride, 0.100 Molar (M/10) - R7241200-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-ts-alkaline-7198-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_885aae5b-2f99-40d7-9c2c-f2075ba9414a.png?v=1776329678</image:loc>
      <image:title>Sodium Chloride TS, Alkaline - 7198-16</image:title>
      <image:caption>Sodium Chloride TS, Alkaline - 7198-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-acetate-0200-molar-m5-7129-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_5a709d7b-6ec5-4008-9b05-e08ba4869c0c.png?v=1776329675</image:loc>
      <image:title>Sodium Acetate, 0.200 Molar (M/5) - 7129-32</image:title>
      <image:caption>Sodium Acetate, 0.200 Molar (M/5) - 7129-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-arsenite-0100-molar-m10-7142-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_1c_82affed4-211f-404b-aeba-3a7a18aef625.png?v=1776329679</image:loc>
      <image:title>Sodium Arsenite, 0.100 Molar (M/10) - 7142-32</image:title>
      <image:caption>Sodium Arsenite, 0.100 Molar (M/10) - 7142-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-bicarbonate-chloride-001-m-01-m-r7145500-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_41281170-99d2-4592-b605-e2691be8354d.png?v=1776329671</image:loc>
      <image:title>Sodium Bicarbonate - Chloride, 0.01 M - 0.1 M - R7145500-1A</image:title>
      <image:caption>Sodium Bicarbonate - Chloride, 0.01 M - 0.1 M - R7145500-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-0141-normal-1-ml-5-mg-cl-7002-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4b_3b68fd17-1fe6-4aab-b4c0-cc65bd1e62e3.png?v=1776329675</image:loc>
      <image:title>Silver Nitrate, 0.141 Normal, 1 mL = 5 mg Cl? - 7002-1</image:title>
      <image:caption>Silver Nitrate, 0.141 Normal, 1 mL = 5 mg Cl? - 7002-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-arsenite-0100-molar-m10-7142-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_500c_c9b438b5-414b-4e35-b623-a94421409069.png?v=1776329678</image:loc>
      <image:title>Sodium Arsenite, 0.100 Molar (M/10) - 7142-16</image:title>
      <image:caption>Sodium Arsenite, 0.100 Molar (M/10) - 7142-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-fluoride-5-ppm-r7241730-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_338ee351-4ed6-4d0a-b7f0-12e0200d95dc.png?v=1776329675</image:loc>
      <image:title>Sodium Fluoride, 5 ppm - R7241730-4A</image:title>
      <image:caption>Sodium Fluoride, 5 ppm - R7241730-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-0141-normal-1-ml-5-mg-cl-7002-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_817e32f6-cc04-4eb1-93fb-f7c78e29abb9.png?v=1776329677</image:loc>
      <image:title>Silver Nitrate, 0.141 Normal, 1 mL = 5 mg Cl? - 7002-2.5</image:title>
      <image:caption>Silver Nitrate, 0.141 Normal, 1 mL = 5 mg Cl? - 7002-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-0120-normal-r7001000-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_25adf489-47d6-4308-9cb4-75719d14d638.png?v=1776329675</image:loc>
      <image:title>Silver Nitrate, 0.120 Normal - R7001000-20F</image:title>
      <image:caption>Silver Nitrate, 0.120 Normal - R7001000-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-0171-normal-1-ml-10-mg-nacl-7003-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_2af32d6a-8216-406b-9037-c726fbfb794e.png?v=1776329678</image:loc>
      <image:title>Silver Nitrate, 0.171 Normal, 1 mL = 10 mg NaCl - 7003-5</image:title>
      <image:caption>Silver Nitrate, 0.171 Normal, 1 mL = 10 mg NaCl - 7003-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0200-gl-r7242300-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_8ecf6e3b-7716-44a1-b78d-cd8a1d47ebcb.png?v=1776329678</image:loc>
      <image:title>Sodium Hydroxide, 0.200 g/L - R7242300-1A</image:title>
      <image:caption>Sodium Hydroxide, 0.200 g/L - R7242300-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-fluoride-50-ppm-r7241720-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_fa5bf510-1484-4d84-8503-bf5982e1526f.png?v=1776329676</image:loc>
      <image:title>Sodium Fluoride, 50 ppm - R7241720-4A</image:title>
      <image:caption>Sodium Fluoride, 50 ppm - R7241720-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-azide-05-wv-7144-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_6a1c4c7b-8743-4c1a-9870-b041deda1f5a.png?v=1776329678</image:loc>
      <image:title>Sodium Azide, 0.5% (w/v) - 7144-32</image:title>
      <image:caption>Sodium Azide, 0.5% (w/v) - 7144-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-085-wv-normal-saline-suitable-for-use-as-blood-bank-saline-7200-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_571f8c2c-e1ed-4e6e-8050-9ed5729f96e1.png?v=1776329672</image:loc>
      <image:title>Sodium Chloride, 0.85% (w/v), Normal Saline Suitable for Use as Blood Bank Saline - 7200-32</image:title>
      <image:caption>Sodium Chloride, 0.85% (w/v), Normal Saline Suitable for Use as Blood Bank Saline - 7200-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-ammonium-phosphate-saturated-r7137000-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_51cb1028-b2d4-4f1d-b418-570176c31a25.png?v=1776329680</image:loc>
      <image:title>Sodium Ammonium Phosphate, Saturated - R7137000-1A</image:title>
      <image:caption>Sodium Ammonium Phosphate, Saturated - R7137000-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-085-wv-normal-saline-suitable-for-use-as-blood-bank-saline-7200-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_81117b61-acaf-4d06-82aa-f078acd6b75a.png?v=1776329678</image:loc>
      <image:title>Sodium Chloride, 0.85% (w/v), Normal Saline Suitable for Use as Blood Bank Saline - 7200-5</image:title>
      <image:caption>Sodium Chloride, 0.85% (w/v), Normal Saline Suitable for Use as Blood Bank Saline - 7200-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-085-wv-normal-saline-suitable-for-use-as-blood-bank-saline-7200-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_afe0370c-e043-4440-8be9-7d1e654b947c.png?v=1776329679</image:loc>
      <image:title>Sodium Chloride, 0.85% (w/v), Normal Saline Suitable for Use as Blood Bank Saline - 7200-1</image:title>
      <image:caption>Sodium Chloride, 0.85% (w/v), Normal Saline Suitable for Use as Blood Bank Saline - 7200-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-0282-normal-1-ml-10-mg-cl-7011-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500b_d2dff1c3-a92e-413a-915c-dfc17a3f968f.png?v=1776329675</image:loc>
      <image:title>Silver Nitrate, 0.282 Normal, 1 mL = 10 mg Cl? - 7011-16</image:title>
      <image:caption>Silver Nitrate, 0.282 Normal, 1 mL = 10 mg Cl? - 7011-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-3-ww-7245-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_52eabcf5-677b-4817-9401-4e62c9626acc.png?v=1776329680</image:loc>
      <image:title>Sodium Hydroxide, 3% (w/w) - 7245-1</image:title>
      <image:caption>Sodium Hydroxide, 3% (w/w) - 7245-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-arsenite-05-wv-7140-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_500a_ecb1d7c2-91d3-47e4-8c07-ba597de65210.png?v=1776329680</image:loc>
      <image:title>Sodium Arsenite, 0.5% (w/v) - 7140-16</image:title>
      <image:caption>Sodium Arsenite, 0.5% (w/v) - 7140-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-005-wv-r7242400-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_381270ce-3251-4dae-a01a-86b76f4e5945.png?v=1776329681</image:loc>
      <image:title>Sodium Hydroxide, 0.05% w/v - R7242400-1A</image:title>
      <image:caption>Sodium Hydroxide, 0.05% w/v - R7242400-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-bicarbonate-saturated-7148-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_b93f95c9-00d0-4577-8cac-d7c54b001658.png?v=1776329681</image:loc>
      <image:title>Sodium Bicarbonate, Saturated - 7148-5</image:title>
      <image:caption>Sodium Bicarbonate, Saturated - 7148-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-fluoride-20-gl-r7241250-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_500a_16caa516-2279-4b83-aed8-fff4ee0ae77b.png?v=1776329678</image:loc>
      <image:title>Sodium Fluoride, 20 g/L - R7241250-500A</image:title>
      <image:caption>Sodium Fluoride, 20 g/L - R7241250-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-10-wv-72125-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_8a55f14c-0dfe-4ef2-81b7-af9f13e4b0e7.png?v=1776329679</image:loc>
      <image:title>Sodium Chloride, 1.0% (w/v) - 7212.5-32</image:title>
      <image:caption>Sodium Chloride, 1.0% (w/v) - 7212.5-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-1-wv-10-gl-7243-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_98720c6a-9984-474e-9743-4be6cee93831.png?v=1776329678</image:loc>
      <image:title>Sodium Hydroxide, 1% (w/v)  (10 g/L) - 7243-5</image:title>
      <image:caption>Sodium Hydroxide, 1% (w/v)  (10 g/L) - 7243-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-1-wv-10-gl-7243-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_10f_d1e32913-0805-4933-96d7-83ade43f001f.png?v=1776329683</image:loc>
      <image:title>Sodium Hydroxide, 1% (w/v)  (10 g/L) - 7243-2.5</image:title>
      <image:caption>Sodium Hydroxide, 1% (w/v)  (10 g/L) - 7243-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-0100-normal-n10-7000-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500b_fd653f52-f9a0-4415-bfc0-baf088b9ae63.png?v=1776329681</image:loc>
      <image:title>Silver Nitrate, 0.100 Normal (N/10) - 7000-16</image:title>
      <image:caption>Silver Nitrate, 0.100 Normal (N/10) - 7000-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-045-wv-buffered-ph-740-71965-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_2808b5ca-7425-4142-aac1-32fe22b715f1.png?v=1776329681</image:loc>
      <image:title>Sodium Chloride, 0.45% (w/v), Buffered, pH 7.40 - 7196.5-5</image:title>
      <image:caption>Sodium Chloride, 0.45% (w/v), Buffered, pH 7.40 - 7196.5-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-azide-01-wv-r7144150-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_ba30f423-f20c-4c82-845a-7730751d50b2.png?v=1776329680</image:loc>
      <image:title>Sodium Azide, 0.1% (w/v) - R7144150-1A</image:title>
      <image:caption>Sodium Azide, 0.1% (w/v) - R7144150-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-0171-normal-1-ml-10-mg-nacl-7003-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500b_1ae3d1a0-8460-4628-befb-c0b220d98e53.png?v=1776329680</image:loc>
      <image:title>Silver Nitrate, 0.171 Normal, 1 mL = 10 mg NaCl - 7003-16</image:title>
      <image:caption>Silver Nitrate, 0.171 Normal, 1 mL = 10 mg NaCl - 7003-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-azide-05-wv-7144-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_4f0249e5-5721-4814-9d72-b28677b8ad98.png?v=1776329680</image:loc>
      <image:title>Sodium Azide, 0.5% (w/v) - 7144-16</image:title>
      <image:caption>Sodium Azide, 0.5% (w/v) - 7144-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-09-wv-isotonic-saline-suitable-for-use-as-blood-bank-saline-7210-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_26a2425c-7099-4ea0-bbdd-90be7c7499ac.png?v=1776329682</image:loc>
      <image:title>Sodium Chloride, 0.9% (w/v), Isotonic Saline Suitable for Use as Blood Bank Saline - 7210-5</image:title>
      <image:caption>Sodium Chloride, 0.9% (w/v), Isotonic Saline Suitable for Use as Blood Bank Saline - 7210-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-0250-normal-n4-7007-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1b_cffac306-0267-4d5b-a1e8-e960e56593b9.png?v=1776329683</image:loc>
      <image:title>Silver Nitrate, 0.250 Normal (N/4) - 7007-32</image:title>
      <image:caption>Silver Nitrate, 0.250 Normal (N/4) - 7007-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-09-wv-isotonic-saline-suitable-for-use-as-blood-bank-saline-7210-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_6d05ae3f-05ef-461d-9e59-01eb5679be9e.png?v=1776329682</image:loc>
      <image:title>Sodium Chloride, 0.9% (w/v), Isotonic Saline Suitable for Use as Blood Bank Saline - 7210-32</image:title>
      <image:caption>Sodium Chloride, 0.9% (w/v), Isotonic Saline Suitable for Use as Blood Bank Saline - 7210-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-gluconate-20-wv-7242-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_c60b0d35-92d0-4dea-8729-07d640b6b1fa.png?v=1776329681</image:loc>
      <image:title>Sodium Gluconate, 20% (w/v) - 7242-32</image:title>
      <image:caption>Sodium Gluconate, 20% (w/v) - 7242-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-09-wv-isotonic-saline-suitable-for-use-as-blood-bank-saline-7210-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_04a3b75d-68a6-474d-a6ba-c63dc4a60dbf.png?v=1776329682</image:loc>
      <image:title>Sodium Chloride, 0.9% (w/v), Isotonic Saline Suitable for Use as Blood Bank Saline - 7210-2.5</image:title>
      <image:caption>Sodium Chloride, 0.9% (w/v), Isotonic Saline Suitable for Use as Blood Bank Saline - 7210-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-09-wv-isotonic-saline-suitable-for-use-as-blood-bank-saline-7210-15</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_9eaf6620-5de7-439c-b05a-59ae80b3b3fa.png?v=1776329684</image:loc>
      <image:title>Sodium Chloride, 0.9% (w/v), Isotonic Saline Suitable for Use as Blood Bank Saline - 7210-15</image:title>
      <image:caption>Sodium Chloride, 0.9% (w/v), Isotonic Saline Suitable for Use as Blood Bank Saline - 7210-15</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-bromide-10-wv-7146-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_74cc349a-3112-49c5-a74e-b4cac7401206.png?v=1776329683</image:loc>
      <image:title>Sodium Bromide, 10% (w/v) - 7146-1</image:title>
      <image:caption>Sodium Bromide, 10% (w/v) - 7146-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-125-wv-r7243125-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_c3f564fe-f4ac-4069-a81e-17bfc0806161.png?v=1776329686</image:loc>
      <image:title>Sodium Hydroxide, 1.25% (w/v) - R7243125-20F</image:title>
      <image:caption>Sodium Hydroxide, 1.25% (w/v) - R7243125-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-arsenite-0025-wv-r7138025-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_20f_aced32b8-31d1-4178-aa8b-3e3160571a70.png?v=1776329688</image:loc>
      <image:title>Sodium Arsenite, 0.025% (w/v) - R7138025-20F</image:title>
      <image:caption>Sodium Arsenite, 0.025% (w/v) - R7138025-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-arsenite-05-wv-7140-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_1a_0e691074-fef1-4938-bf7c-6ff2c8819a81.png?v=1776329688</image:loc>
      <image:title>Sodium Arsenite, 0.5% (w/v) - 7140-32</image:title>
      <image:caption>Sodium Arsenite, 0.5% (w/v) - 7140-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-acetate-200-molar-200-normal-7130-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_b95972d5-93da-4d2c-a778-5fbc45663ffc.png?v=1776329685</image:loc>
      <image:title>Sodium Acetate, 2.00 Molar (2.00 Normal) - 7130-16</image:title>
      <image:caption>Sodium Acetate, 2.00 Molar (2.00 Normal) - 7130-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-azide-5-wv-71448-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_1a_edbfbb95-1e04-440c-95bf-aea6bb316b92.png?v=1776329688</image:loc>
      <image:title>Sodium Azide, 5% (w/v) - 7144.8-32</image:title>
      <image:caption>Sodium Azide, 5% (w/v) - 7144.8-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-09-wv-isotonic-saline-suitable-for-use-as-blood-bank-saline-7210-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_1b59f7e7-94a3-4440-bda5-3763cd9d12cc.png?v=1776329685</image:loc>
      <image:title>Sodium Chloride, 0.9% (w/v), Isotonic Saline Suitable for Use as Blood Bank Saline - 7210-1</image:title>
      <image:caption>Sodium Chloride, 0.9% (w/v), Isotonic Saline Suitable for Use as Blood Bank Saline - 7210-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-0200-normal-n5-7005-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_12512273-6b0e-4bbe-af78-c0471f2e5c9d.png?v=1776329685</image:loc>
      <image:title>Silver Nitrate, 0.200 Normal (N/5) - 7005-32</image:title>
      <image:caption>Silver Nitrate, 0.200 Normal (N/5) - 7005-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-0100-normal-n10-7000-1g</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_7c812bba-567c-48f2-a7ca-e8aac0d7e469.png?v=1776329686</image:loc>
      <image:title>Silver Nitrate, 0.100 Normal (N/10) - 7000-1G</image:title>
      <image:caption>Silver Nitrate, 0.100 Normal (N/10) - 7000-1G</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-0171-normal-1-ml-10-mg-nacl-7003-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4b_036b6942-a95e-4edf-8089-64dc1623d4e6.png?v=1776329685</image:loc>
      <image:title>Silver Nitrate, 0.171 Normal, 1 mL = 10 mg NaCl - 7003-1</image:title>
      <image:caption>Silver Nitrate, 0.171 Normal, 1 mL = 10 mg NaCl - 7003-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-bicarbonate-55-wv-71445-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_e9862e5e-62b0-4d8c-b1c5-65b2be87cd63.png?v=1776329689</image:loc>
      <image:title>Sodium Bicarbonate, 5.5% (w/v) - 7144.5-16</image:title>
      <image:caption>Sodium Bicarbonate, 5.5% (w/v) - 7144.5-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-05-wv-71975-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_89923146-726b-4874-96cc-f1c84a62eabc.png?v=1776329690</image:loc>
      <image:title>Sodium Chloride, 0.5% (w/v) - 7197.5-16</image:title>
      <image:caption>Sodium Chloride, 0.5% (w/v) - 7197.5-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-azide-01-wv-r7144150-100a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_47d4c1a4-2f7b-486d-b06a-c709a4e6106a.png?v=1776329689</image:loc>
      <image:title>Sodium Azide, 0.1% (w/v) - R7144150-100A</image:title>
      <image:caption>Sodium Azide, 0.1% (w/v) - R7144150-100A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-2-wv-72442-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_6ce0b032-66f2-415e-9b1d-c35c301acf8a.png?v=1776329687</image:loc>
      <image:title>Sodium Hydroxide, 2% (w/v) - 7244.2-1</image:title>
      <image:caption>Sodium Hydroxide, 2% (w/v) - 7244.2-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-10-wv-72125-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_91cb443f-e896-4045-8f13-edc4afc4af80.png?v=1776329688</image:loc>
      <image:title>Sodium Chloride, 1.0% (w/v) - 7212.5-1</image:title>
      <image:caption>Sodium Chloride, 1.0% (w/v) - 7212.5-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-azide-5-wv-71448-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_500a_5cc7c007-3a67-475b-8ac7-cddeb689292c.png?v=1776329686</image:loc>
      <image:title>Sodium Azide, 5% (w/v) - 7144.8-16</image:title>
      <image:caption>Sodium Azide, 5% (w/v) - 7144.8-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-1-wv-10-gl-7243-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_695832b8-4023-4790-8961-b9284aeae05e.png?v=1776329687</image:loc>
      <image:title>Sodium Hydroxide, 1% (w/v)  (10 g/L) - 7243-16</image:title>
      <image:caption>Sodium Hydroxide, 1% (w/v)  (10 g/L) - 7243-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-acetate-0100-normal-n10-in-glacial-acetic-acid-7131-5pt</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_33e42e02-f049-49a4-b428-a8e0eb625216.png?v=1776329688</image:loc>
      <image:title>Sodium Acetate, 0.100 Normal (N/10) in Glacial Acetic Acid - 7131-5PT</image:title>
      <image:caption>Sodium Acetate, 0.100 Normal (N/10) in Glacial Acetic Acid - 7131-5PT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-09-wv-isotonic-saline-suitable-for-use-as-blood-bank-saline-7210-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_40734bb6-b1a9-4719-8fde-306bd4201767.png?v=1776329688</image:loc>
      <image:title>Sodium Chloride, 0.9% (w/v), Isotonic Saline Suitable for Use as Blood Bank Saline - 7210-16</image:title>
      <image:caption>Sodium Chloride, 0.9% (w/v), Isotonic Saline Suitable for Use as Blood Bank Saline - 7210-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-0153-normal-6975-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_10a8ed6e-6cde-4688-a696-1e624c99706d.png?v=1776329687</image:loc>
      <image:title>Silver Nitrate, 0.153 Normal - 6975-16</image:title>
      <image:caption>Silver Nitrate, 0.153 Normal - 6975-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-0282-normal-1-ml-10-mg-cl-7011-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4b_8d9b19ee-fb86-4c9f-8fde-cb17793ab244.png?v=1776329690</image:loc>
      <image:title>Silver Nitrate, 0.282 Normal, 1 mL = 10 mg Cl? - 7011-1</image:title>
      <image:caption>Silver Nitrate, 0.282 Normal, 1 mL = 10 mg Cl? - 7011-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-075-wv-r7242750-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_ff6fb5a0-94fe-49b8-b5e3-21505f593eee.png?v=1776329690</image:loc>
      <image:title>Sodium Hydroxide, 0.75% w/v - R7242750-4A</image:title>
      <image:caption>Sodium Hydroxide, 0.75% w/v - R7242750-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-0280-normal-7010-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1b_fe863aaa-7ee8-45c7-a2ec-1baafe502978.png?v=1776329691</image:loc>
      <image:title>Silver Nitrate, 0.280 Normal - 7010-32</image:title>
      <image:caption>Silver Nitrate, 0.280 Normal - 7010-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-10-wv-72125-55</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-55e_166b9ed9-f26e-445f-b192-42eb7be27e59.png?v=1776329688</image:loc>
      <image:title>Sodium Chloride, 1.0% (w/v) - 7212.5-55</image:title>
      <image:caption>Sodium Chloride, 1.0% (w/v) - 7212.5-55</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-5-wv-50-gl-7250-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_06dc2ca0-33ea-4916-b2b8-1701e5d7e617.png?v=1776329689</image:loc>
      <image:title>Sodium Hydroxide, 5% (w/v)  (50 g/L) - 7250-32</image:title>
      <image:caption>Sodium Hydroxide, 5% (w/v)  (50 g/L) - 7250-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-4-wv-40-gl-7247-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_f38fa6e9-0e8f-457e-b674-7efc2c721b55.png?v=1776329690</image:loc>
      <image:title>Sodium Hydroxide, 4% (w/v)  (40 g/L) - 7247-32</image:title>
      <image:caption>Sodium Hydroxide, 4% (w/v)  (40 g/L) - 7247-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-8-wv-80-gl-7256-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_bf41626b-1064-40d2-a3e5-57f4edbe77cc.png?v=1776329695</image:loc>
      <image:title>Sodium Hydroxide, 8% (w/v)  (80 g/L) - 7256-32</image:title>
      <image:caption>Sodium Hydroxide, 8% (w/v)  (80 g/L) - 7256-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-4-wv-40-gl-7247-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_d8bcf3f8-cbc8-4505-acd8-1a40aebbe633.png?v=1776329691</image:loc>
      <image:title>Sodium Hydroxide, 4% (w/v)  (40 g/L) - 7247-5</image:title>
      <image:caption>Sodium Hydroxide, 4% (w/v)  (40 g/L) - 7247-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-standard-090-ww-721309-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_12055668-a4f2-412b-83ac-9deb552c4470.png?v=1776329690</image:loc>
      <image:title>Sodium Chloride Standard, 0.90% (w/w) - 7213.09-2.5</image:title>
      <image:caption>Sodium Chloride Standard, 0.90% (w/w) - 7213.09-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-0100-normal-n10-7000-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_6b2bad01-15aa-430f-ad85-3f9f5321c55d.png?v=1776329690</image:loc>
      <image:title>Silver Nitrate, 0.100 Normal (N/10) - 7000-5</image:title>
      <image:caption>Silver Nitrate, 0.100 Normal (N/10) - 7000-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-10-wv-100-gl-7260-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_10f_67683aa1-992b-448d-9989-e1e7a527506a.png?v=1776329693</image:loc>
      <image:title>Sodium Hydroxide, 10% (w/v)  (100 g/L) - 7260-2.5</image:title>
      <image:caption>Sodium Hydroxide, 10% (w/v)  (100 g/L) - 7260-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-arsenite-1-wv-71401-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_1a_1ab94dc6-446a-4362-872b-5cc97ccba559.png?v=1776329689</image:loc>
      <image:title>Sodium Arsenite, 1% (w/v) - 7140.1-32</image:title>
      <image:caption>Sodium Arsenite, 1% (w/v) - 7140.1-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-0282-normal-1-ml-10-mg-cl-7011-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_999ab10c-e203-4aea-b67a-fd98b5e414de.png?v=1776329691</image:loc>
      <image:title>Silver Nitrate, 0.282 Normal, 1 mL = 10 mg Cl? - 7011-5</image:title>
      <image:caption>Silver Nitrate, 0.282 Normal, 1 mL = 10 mg Cl? - 7011-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-0500-normal-n2-7020-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4b_7e667486-d4a1-4218-a600-af6ea2aaaa8e.png?v=1776329694</image:loc>
      <image:title>Silver Nitrate, 0.500 Normal (N/2) - 7020-1</image:title>
      <image:caption>Silver Nitrate, 0.500 Normal (N/2) - 7020-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-1-wv-10-gl-7243-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_fdcee3f5-db2e-4f12-91c9-19178b8ec66b.png?v=1776329688</image:loc>
      <image:title>Sodium Hydroxide, 1% (w/v)  (10 g/L) - 7243-32</image:title>
      <image:caption>Sodium Hydroxide, 1% (w/v)  (10 g/L) - 7243-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-standard-090-ww-721309-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_f2e90878-bdf0-4514-a0a3-660cfc8c578f.png?v=1776329692</image:loc>
      <image:title>Sodium Chloride Standard, 0.90% (w/w) - 7213.09-5</image:title>
      <image:caption>Sodium Chloride Standard, 0.90% (w/w) - 7213.09-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-09-wv-ph-725-735-7211-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_f42bf828-9fda-48c6-b3b1-7ecf42a0fd04.png?v=1776329695</image:loc>
      <image:title>Sodium Chloride, 0.9% (w/v), pH 7.25-7.35 - 7211-5</image:title>
      <image:caption>Sodium Chloride, 0.9% (w/v), pH 7.25-7.35 - 7211-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-2-wv-72442-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_096e17cb-bc52-4244-8957-6b473de17059.png?v=1776329691</image:loc>
      <image:title>Sodium Hydroxide, 2% (w/v) - 7244.2-32</image:title>
      <image:caption>Sodium Hydroxide, 2% (w/v) - 7244.2-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-100-normal-7025-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4b_6c5bf8cf-092f-4fbf-b5b3-f1c98cdbbe11.png?v=1776329695</image:loc>
      <image:title>Silver Nitrate, 1.00 Normal - 7025-1</image:title>
      <image:caption>Silver Nitrate, 1.00 Normal - 7025-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-bromide-10-wv-71471-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_9e064f5b-8806-490e-b51a-65f12170dbde.png?v=1776329690</image:loc>
      <image:title>Sodium Bromide, 10% (w/v) - 7147.1-1</image:title>
      <image:caption>Sodium Bromide, 10% (w/v) - 7147.1-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-10-wv-72125-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_2c9a49f4-f0f9-44f3-8b56-406c9f8d692a.png?v=1776329692</image:loc>
      <image:title>Sodium Chloride, 1.0% (w/v) - 7212.5-16</image:title>
      <image:caption>Sodium Chloride, 1.0% (w/v) - 7212.5-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-1-wv-10-gl-7243-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_c43575bc-b02f-4eb1-aba0-1b8e8f4daa28.png?v=1776329691</image:loc>
      <image:title>Sodium Hydroxide, 1% (w/v)  (10 g/L) - 7243-1</image:title>
      <image:caption>Sodium Hydroxide, 1% (w/v)  (10 g/L) - 7243-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-10-wv-100-gl-7260-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_120a_aee8b819-0efb-4a3c-a504-9fb1b815b3fb.png?v=1776329692</image:loc>
      <image:title>Sodium Hydroxide, 10% (w/v)  (100 g/L) - 7260-4</image:title>
      <image:caption>Sodium Hydroxide, 10% (w/v)  (100 g/L) - 7260-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-acetate-0200-molar-m5-7129-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_69f6b82d-9489-4bc9-9d29-d903fdd2263b.png?v=1776329691</image:loc>
      <image:title>Sodium Acetate, 0.200 Molar (M/5) - 7129-1</image:title>
      <image:caption>Sodium Acetate, 0.200 Molar (M/5) - 7129-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-bicarbonate-10-wv-r7144600-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_4c10265c-aa66-42f2-be4e-e75ab66ef531.png?v=1776329694</image:loc>
      <image:title>Sodium Bicarbonate, 10% (w/v) - R7144600-20F</image:title>
      <image:caption>Sodium Bicarbonate, 10% (w/v) - R7144600-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-5-wv-50-gl-7250-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_46d0776b-db4c-4db8-9ab6-392f17dab8cd.png?v=1776329691</image:loc>
      <image:title>Sodium Hydroxide, 5% (w/v)  (50 g/L) - 7250-16</image:title>
      <image:caption>Sodium Hydroxide, 5% (w/v)  (50 g/L) - 7250-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-bicarbonate-saturated-7148-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_c5b36130-49f5-4841-90f2-e1059dda87d2.png?v=1776329692</image:loc>
      <image:title>Sodium Bicarbonate, Saturated - 7148-32</image:title>
      <image:caption>Sodium Bicarbonate, Saturated - 7148-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-standard-1000-ww-721301-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_229d460d-54e1-4240-873d-6f7832fd7ccb.png?v=1776329694</image:loc>
      <image:title>Sodium Chloride Standard, 1.000% (w/w) - 7213.01-16</image:title>
      <image:caption>Sodium Chloride Standard, 1.000% (w/w) - 7213.01-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-standard-100-ww-7213-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_619205d7-6da8-4123-b560-60e8380f9200.png?v=1776329694</image:loc>
      <image:title>Sodium Chloride Standard, 1.00% (w/w) - 7213-5</image:title>
      <image:caption>Sodium Chloride Standard, 1.00% (w/w) - 7213-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-bisulfite-12-wv-r7149100-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_e4266041-cc82-437a-98c2-2cdd335492e0.png?v=1776329696</image:loc>
      <image:title>Sodium Bisulfite, 12% (w/v) - R7149100-20F</image:title>
      <image:caption>Sodium Bisulfite, 12% (w/v) - R7149100-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-4-wv-40-gl-7247-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_38a081c9-f7e6-4914-ba3b-9df5422a2f89.png?v=1776329695</image:loc>
      <image:title>Sodium Hydroxide, 4% (w/v)  (40 g/L) - 7247-16</image:title>
      <image:caption>Sodium Hydroxide, 4% (w/v)  (40 g/L) - 7247-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-10-wv-100-gl-7260-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_e6fca30b-2062-4dd4-9422-db30c43c7262.png?v=1776329692</image:loc>
      <image:title>Sodium Hydroxide, 10% (w/v)  (100 g/L) - 7260-1</image:title>
      <image:caption>Sodium Hydroxide, 10% (w/v)  (100 g/L) - 7260-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-0500-normal-n2-7020-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1b_52c9cde5-de75-49f6-aef5-bfdedd2291cf.png?v=1776329693</image:loc>
      <image:title>Silver Nitrate, 0.500 Normal (N/2) - 7020-32</image:title>
      <image:caption>Silver Nitrate, 0.500 Normal (N/2) - 7020-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-0200-normal-n5-7005-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_d78063cd-5886-4572-8300-3e04aef3a8ad.png?v=1776329695</image:loc>
      <image:title>Silver Nitrate, 0.200 Normal (N/5) - 7005-1</image:title>
      <image:caption>Silver Nitrate, 0.200 Normal (N/5) - 7005-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-0200-normal-n5-7005-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_73090032-e9fd-4587-b405-ffc47bd7103e.png?v=1776329694</image:loc>
      <image:title>Silver Nitrate, 0.200 Normal (N/5) - 7005-5</image:title>
      <image:caption>Silver Nitrate, 0.200 Normal (N/5) - 7005-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-3-wv-r7213700-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_59b326c5-4d21-470c-b70e-47360baebb31.png?v=1776329698</image:loc>
      <image:title>Sodium Chloride, 3% (w/v) - R7213700-1A</image:title>
      <image:caption>Sodium Chloride, 3% (w/v) - R7213700-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-4-wv-40-gl-7247-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_900a9579-210c-4552-842d-953a6e565646.png?v=1776329694</image:loc>
      <image:title>Sodium Hydroxide, 4% (w/v)  (40 g/L) - 7247-1</image:title>
      <image:caption>Sodium Hydroxide, 4% (w/v)  (40 g/L) - 7247-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-100-normal-7025-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1b_f421696f-96be-4035-bc11-817aef343c65.png?v=1776329693</image:loc>
      <image:title>Silver Nitrate, 1.00 Normal - 7025-32</image:title>
      <image:caption>Silver Nitrate, 1.00 Normal - 7025-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-standard-100-ww-7213-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_6938abc9-29c2-49c8-a46d-db26720c443f.png?v=1776329694</image:loc>
      <image:title>Sodium Chloride Standard, 1.00% (w/w), 4L - R7213000-4A</image:title>
      <image:caption>Sodium Chloride Standard, 1.00% (w/w) - 7213-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-acetate-20-ww-7120-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_b19c6ae7-30e5-462b-8619-af273013e48f.png?v=1776329695</image:loc>
      <image:title>Sodium Acetate, 20% (w/w) - 7120-16</image:title>
      <image:caption>Sodium Acetate, 20% (w/w) - 7120-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-2-ww-721350-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_31ceaa32-d276-4f4a-8c8d-bfa143543e94.png?v=1776329695</image:loc>
      <image:title>Sodium Chloride, 2% (w/w) - 7213.50-32</image:title>
      <image:caption>Sodium Chloride, 2% (w/w) - 7213.50-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-10-gl-in-mixed-alcohol-solvent-for-determination-of-salts-in-crude-oil-7212-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1c_c6b38886-69ad-4f54-af49-4bb8930b7b17.png?v=1776329696</image:loc>
      <image:title>Sodium Chloride, 10 g/L in Mixed Alcohol Solvent for determination of Salts in Crude Oil - 7212-32</image:title>
      <image:caption>Sodium Chloride, 10 g/L in Mixed Alcohol Solvent for determination of Salts in Crude Oil - 7212-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-25-wv-r7213600-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_3b350868-d892-4120-9595-2c69c01262cf.png?v=1776329702</image:loc>
      <image:title>Sodium Chloride, 2.5% (w/v) - R7213600-1A</image:title>
      <image:caption>Sodium Chloride, 2.5% (w/v) - R7213600-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-borate-buffer-tappi-for-specific-external-surface-of-pulp-r7149900-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_58798544-96c9-480c-afcc-c59a9deae7fe.png?v=1776329696</image:loc>
      <image:title>Sodium Borate Buffer TAPPI for Specific External Surface of Pulp - R7149900-1A</image:title>
      <image:caption>Sodium Borate Buffer TAPPI for Specific External Surface of Pulp - R7149900-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-085-wv-normal-saline-suitable-for-use-as-blood-bank-saline-7200-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_07c6f268-21ed-42d1-9fc4-f9b2ea1f441f.png?v=1776329699</image:loc>
      <image:title>Sodium Chloride, 0.85% (w/v), Normal Saline Suitable for Use as Blood Bank Saline - 7200-2.5</image:title>
      <image:caption>Sodium Chloride, 0.85% (w/v), Normal Saline Suitable for Use as Blood Bank Saline - 7200-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-10-wv-7160-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_437ec89d-2255-4656-aea9-585df8bb29e9.png?v=1776329695</image:loc>
      <image:title>Sodium Carbonate, 10% (w/v) - 7160-2.5</image:title>
      <image:caption>Sodium Carbonate, 10% (w/v) - 7160-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-100-normal-7025-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_c2d49245-c931-40f4-8589-02bde37d3495.png?v=1776329694</image:loc>
      <image:title>Silver Nitrate, 1.00 Normal - 7025-2.5</image:title>
      <image:caption>Silver Nitrate, 1.00 Normal - 7025-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-10-ww-7261-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_bf34cf02-339a-4080-9cbc-855d5175e085.png?v=1776329698</image:loc>
      <image:title>Sodium Hydroxide, 10% (w/w) - 7261-1</image:title>
      <image:caption>Sodium Hydroxide, 10% (w/w) - 7261-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-00200-normal-n50-1-ml-1-mg-caco-7175-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120a_34d5ac0d-adda-445d-8031-570f4b608ddf.png?v=1776329700</image:loc>
      <image:title>Sodium Carbonate, 0.0200 Normal (N/50), 1 mL = 1 mg CaCO? - 7175-4</image:title>
      <image:caption>Sodium Carbonate, 0.0200 Normal (N/50), 1 mL = 1 mg CaCO? - 7175-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-10-ww-7261-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_10f_7bf99c5c-8b14-4c68-9e8a-57226d83a2bc.png?v=1776329694</image:loc>
      <image:title>Sodium Hydroxide, 10% (w/w) - 7261-2.5</image:title>
      <image:caption>Sodium Hydroxide, 10% (w/w) - 7261-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-0500-normal-n2-7020-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_e30623cb-8918-460e-a87a-87caa9cf895e.png?v=1776329696</image:loc>
      <image:title>Silver Nitrate, 0.500 Normal (N/2) - 7020-5</image:title>
      <image:caption>Silver Nitrate, 0.500 Normal (N/2) - 7020-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-100-normal-7025-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500b_0a01c824-34ef-4dc9-8197-7388e6abf869.png?v=1776329699</image:loc>
      <image:title>Silver Nitrate, 1.00 Normal - 7025-16</image:title>
      <image:caption>Silver Nitrate, 1.00 Normal - 7025-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-bisulfite-10-wv-7149-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_87f1a7e0-de83-44fc-96e5-703a739bb09f.png?v=1776329697</image:loc>
      <image:title>Sodium Bisulfite, 10% (w/v) - 7149-16</image:title>
      <image:caption>Sodium Bisulfite, 10% (w/v) - 7149-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-20-baume-reagent-grade-r7265000-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_6a2c4ed2-5ea2-4bad-9fa6-86bc4e0d92a6.png?v=1776329696</image:loc>
      <image:title>Sodium Hydroxide, 20° Baumé, Reagent Grade - R7265000-4A</image:title>
      <image:caption>Sodium Hydroxide, 20° Baumé, Reagent Grade - R7265000-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-085-wv-normal-saline-suitable-for-use-as-blood-bank-saline-7200-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_e09c417a-0012-4122-8a33-0903752a2886.png?v=1776329695</image:loc>
      <image:title>Sodium Chloride, 0.85% (w/v), Normal Saline Suitable for Use as Blood Bank Saline - 7200-16</image:title>
      <image:caption>Sodium Chloride, 0.85% (w/v), Normal Saline Suitable for Use as Blood Bank Saline - 7200-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-2-wv-r7213400-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_94bcebcf-58fb-4731-b1a2-dd201a7e53fb.png?v=1776329698</image:loc>
      <image:title>Sodium Chloride, 2% (w/v) - R7213400-1A</image:title>
      <image:caption>Sodium Chloride, 2% (w/v) - R7213400-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-bicarbonate-2-wv-r7148200-55e</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-55e_65aad2a0-317e-4316-bcf0-f6342e5653c6.png?v=1776329697</image:loc>
      <image:title>Sodium Bicarbonate, 2% (w/v) - R7148200-55E</image:title>
      <image:caption>Sodium Bicarbonate, 2% (w/v) - R7148200-55E</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-20-baume-reagent-grade-r7265000-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_9546f237-4eab-4a02-befc-12159d5f8422.png?v=1776329698</image:loc>
      <image:title>Sodium Hydroxide, 20° Baumé, Reagent Grade - R7265000-500A</image:title>
      <image:caption>Sodium Hydroxide, 20° Baumé, Reagent Grade - R7265000-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-standard-090-ww-721309-30</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_c768d863-6db7-46d5-8205-237f95842ccc.png?v=1776329697</image:loc>
      <image:title>Sodium Chloride Standard, 0.90% (w/w) - 7213.09-30</image:title>
      <image:caption>Sodium Chloride Standard, 0.90% (w/w) - 7213.09-30</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-2-ww-721350-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_6dc7880c-c013-437b-88c8-41d56b8615ec.png?v=1776329694</image:loc>
      <image:title>Sodium Chloride, 2% (w/w) - 7213.50-1</image:title>
      <image:caption>Sodium Chloride, 2% (w/w) - 7213.50-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-bisulfite-10-wv-7149-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_ea59ac16-2ef6-4820-b554-2cd400a5fa17.png?v=1776329698</image:loc>
      <image:title>Sodium Bisulfite, 10% (w/v) - 7149-32</image:title>
      <image:caption>Sodium Bisulfite, 10% (w/v) - 7149-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-25-wv-r7213600-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_f66cd097-7962-432a-b9fa-f8fed7e5fbb7.png?v=1776329699</image:loc>
      <image:title>Sodium Chloride, 2.5% (w/v) - R7213600-500A</image:title>
      <image:caption>Sodium Chloride, 2.5% (w/v) - R7213600-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-5-wv-50-gl-7250-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_2b0d2c35-b6ea-45e2-9ebe-79a19385c591.png?v=1776329696</image:loc>
      <image:title>Sodium Hydroxide, 5% (w/v)  (50 g/L) - 7250-1</image:title>
      <image:caption>Sodium Hydroxide, 5% (w/v)  (50 g/L) - 7250-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-275-ww-r7213675-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_1de9a54d-ae38-4e1b-ab08-007c7e526aef.png?v=1776329700</image:loc>
      <image:title>Sodium Chloride, 2.75% (w/w) - R7213675-1A</image:title>
      <image:caption>Sodium Chloride, 2.75% (w/w) - R7213675-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-5-ww-r7156000-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_587410aa-0cc0-406c-9e6e-fbd937745ef2.png?v=1776329700</image:loc>
      <image:title>Sodium Carbonate, 5% (w/w) - R7156000-500A</image:title>
      <image:caption>Sodium Carbonate, 5% (w/w) - R7156000-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-12-wv-7262-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_10f_1aba2587-fcd4-4dd3-a582-7b1c4b99bc2d.png?v=1776329701</image:loc>
      <image:title>Sodium Hydroxide, 12% (w/v) - 7262-2.5</image:title>
      <image:caption>Sodium Hydroxide, 12% (w/v) - 7262-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-40-ww-analytical-reagent-grade-7288-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_10f_ce3e592a-413e-4570-a62d-654d6ae7b0fc.png?v=1776329698</image:loc>
      <image:title>Sodium Hydroxide, 40% (w/w), Analytical Reagent Grade - 7288-2.5</image:title>
      <image:caption>Sodium Hydroxide, 40% (w/w), Analytical Reagent Grade - 7288-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-5-wv-50-gl-7250-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_e3c7cffa-8cf6-43a8-a02c-f5f0f2e8a12c.png?v=1776329701</image:loc>
      <image:title>Sodium Hydroxide, 5% (w/v)  (50 g/L) - 7250-5</image:title>
      <image:caption>Sodium Hydroxide, 5% (w/v)  (50 g/L) - 7250-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-10-wv-100-gl-7260-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_7d43abe2-7aa9-458b-ac5e-cf3ed3ab9102.png?v=1776329702</image:loc>
      <image:title>Sodium Hydroxide, 10% (w/v)  (100 g/L) - 7260-16</image:title>
      <image:caption>Sodium Hydroxide, 10% (w/v)  (100 g/L) - 7260-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-10-wv-7160-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_79988377-2da8-4c69-a264-8d2d7bb099d0.png?v=1776329699</image:loc>
      <image:title>Sodium Carbonate, 10% (w/v) - 7160-1</image:title>
      <image:caption>Sodium Carbonate, 10% (w/v) - 7160-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-0282-normal-1-ml-10-mg-cl-7011-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1b_a0a06b76-ab73-4e34-bfb5-e895428e454d.png?v=1776329704</image:loc>
      <image:title>Silver Nitrate, 0.282 Normal, 1 mL = 10 mg Cl? - 7011-32</image:title>
      <image:caption>Silver Nitrate, 0.282 Normal, 1 mL = 10 mg Cl? - 7011-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-10-wv-100-gl-7260-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_d390c39e-8d6a-40c6-89f8-83efbc8c8527.png?v=1776329701</image:loc>
      <image:title>Sodium Hydroxide, 10% (w/v)  (100 g/L) - 7260-32</image:title>
      <image:caption>Sodium Hydroxide, 10% (w/v)  (100 g/L) - 7260-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-nitrate-0500-normal-n2-7020-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500b_dbfbd740-2be7-49ea-ac40-8a4b9866e196.png?v=1776329700</image:loc>
      <image:title>Silver Nitrate, 0.500 Normal (N/2) - 7020-16</image:title>
      <image:caption>Silver Nitrate, 0.500 Normal (N/2) - 7020-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-8-wv-80-gl-7256-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_9f83ea87-576a-4985-9185-05035d4f63e2.png?v=1776329701</image:loc>
      <image:title>Sodium Hydroxide, 8% (w/v)  (80 g/L) - 7256-16</image:title>
      <image:caption>Sodium Hydroxide, 8% (w/v)  (80 g/L) - 7256-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-00200-normal-n50-1-ml-1-mg-caco-7175-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_751ca8f2-6da1-43df-9f61-5e99dc2b0e9a.png?v=1776329702</image:loc>
      <image:title>Sodium Carbonate, 0.0200 Normal (N/50), 1 mL = 1 mg CaCO? - 7175-16</image:title>
      <image:caption>Sodium Carbonate, 0.0200 Normal (N/50), 1 mL = 1 mg CaCO? - 7175-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-01-wv-7150-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_8ee2a52f-fcc0-4cbb-8d50-0aa38ba30469.png?v=1776329701</image:loc>
      <image:title>Sodium Carbonate, 0.1% (w/v) - 7150-32</image:title>
      <image:caption>Sodium Carbonate, 0.1% (w/v) - 7150-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-15-wv-usp-r7265100-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_d1eed91f-b46e-48e7-94fe-f96affd5ee8a.png?v=1776329702</image:loc>
      <image:title>Sodium Hydroxide, 15% w/v, USP - R7265100-4A</image:title>
      <image:caption>Sodium Hydroxide, 15% w/v, USP - R7265100-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-5-wv-7155-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_ada0c5fb-6974-41a0-af25-2343549dd97f.png?v=1776329702</image:loc>
      <image:title>Sodium Carbonate, 5% (w/v) - 7155-16</image:title>
      <image:caption>Sodium Carbonate, 5% (w/v) - 7155-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-15-wv-r7213150-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_decf3066-05c8-4d78-8915-194375808715.png?v=1776329702</image:loc>
      <image:title>Sodium Chloride, 1.5% (w/v) - R7213150-500A</image:title>
      <image:caption>Sodium Chloride, 1.5% (w/v) - R7213150-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-15-wv-r7267000-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_421b748e-e265-4faf-9c02-784a30a3363a.png?v=1776329701</image:loc>
      <image:title>Sodium Hydroxide, 15% (w/v) - R7267000-4A</image:title>
      <image:caption>Sodium Hydroxide, 15% (w/v) - R7267000-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-standard-53-gl-r7151500-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_44e231b3-fdae-401b-bc65-a7b3874530b7.png?v=1776329704</image:loc>
      <image:title>Sodium Carbonate Standard, 5.3 g/L - R7151500-1A</image:title>
      <image:caption>Sodium Carbonate Standard, 5.3 g/L - R7151500-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-5-wv-7215-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_1ebb0c02-733b-403d-af80-fff41cf03117.png?v=1776329704</image:loc>
      <image:title>Sodium Chloride, 5% (w/v) - 7215-5</image:title>
      <image:caption>Sodium Chloride, 5% (w/v) - 7215-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-18-wv-7268-55</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-55e_0fe70da6-a709-4707-96a6-4803029731f2.png?v=1776329703</image:loc>
      <image:title>Sodium Hydroxide, 18% (w/v) - 7268-55</image:title>
      <image:caption>Sodium Hydroxide, 18% (w/v) - 7268-55</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-10-ww-7261-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_b58cd892-e0a6-48b5-bbd2-37d5b79ba2ac.png?v=1776329700</image:loc>
      <image:title>Sodium Hydroxide, 10% (w/w) - 7261-5</image:title>
      <image:caption>Sodium Hydroxide, 10% (w/w) - 7261-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-64-wv-64-gl-7253-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_a21285b5-800a-4d4d-8d94-1c403a5180bb.png?v=1776329701</image:loc>
      <image:title>Sodium Hydroxide, 6.4% (w/v)  (64 g/L) - 7253-16</image:title>
      <image:caption>Sodium Hydroxide, 6.4% (w/v)  (64 g/L) - 7253-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-bisulfite-35-ww-r7149600-120a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_120a_65359f0b-37ef-4c99-87b8-09b71da88cff.png?v=1776329705</image:loc>
      <image:title>Sodium Bisulfite, 35% (w/w) - R7149600-120A</image:title>
      <image:caption>Sodium Bisulfite, 35% (w/w) - R7149600-120A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-10-ww-7218-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_3d3cec06-5b8a-4e20-b74f-74e4ce593f47.png?v=1776329705</image:loc>
      <image:title>Sodium Chloride, 10% (w/w) - 7218-16</image:title>
      <image:caption>Sodium Chloride, 10% (w/w) - 7218-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-5-wv-7215-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_ce434d08-f650-41a9-b4bd-cd329dab41ff.png?v=1776329703</image:loc>
      <image:title>Sodium Chloride, 5% (w/v) - 7215-1</image:title>
      <image:caption>Sodium Chloride, 5% (w/v) - 7215-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-40-ww-analytical-reagent-grade-7288-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_b669db66-670a-4315-822b-5275d1b50aa3.png?v=1776329704</image:loc>
      <image:title>Sodium Hydroxide, 40% (w/w), Analytical Reagent Grade - 7288-16</image:title>
      <image:caption>Sodium Hydroxide, 40% (w/w), Analytical Reagent Grade - 7288-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-01-wv-7150-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_7f2a0542-4385-4062-a85a-aa27b6c2fbd9.png?v=1776329701</image:loc>
      <image:title>Sodium Carbonate, 0.1% (w/v) - 7150-16</image:title>
      <image:caption>Sodium Carbonate, 0.1% (w/v) - 7150-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-3-wv-r7213700-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_de8b114c-5420-4334-9676-9094a39a9223.png?v=1776329705</image:loc>
      <image:title>Sodium Chloride, 3% (w/v) - R7213700-500A</image:title>
      <image:caption>Sodium Chloride, 3% (w/v) - R7213700-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-22-wv-electrolyte-solution-7272-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_83374b0a-57b9-453f-aefe-a4d9b2e7b1b1.png?v=1776329703</image:loc>
      <image:title>Sodium Hydroxide, 22% (w/v), Electrolyte Solution - 7272-16</image:title>
      <image:caption>Sodium Hydroxide, 22% (w/v), Electrolyte Solution - 7272-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-3-ww-r7213720-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_9998c809-0ddd-4755-803a-6700c4cacfe2.png?v=1776329705</image:loc>
      <image:title>Sodium Chloride, 3% (w/w) - R7213720-20F</image:title>
      <image:caption>Sodium Chloride, 3% (w/w) - R7213720-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-00500-normal-n20-1-ml-25-mg-caco-7185-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_bf7b880b-6a5d-4f75-a7a7-91962275909c.png?v=1776329707</image:loc>
      <image:title>Sodium Carbonate, 0.0500 Normal (N/20), 1 mL = 2.5 mg CaCO? - 7185-1</image:title>
      <image:caption>Sodium Carbonate, 0.0500 Normal (N/20), 1 mL = 2.5 mg CaCO? - 7185-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-10-wv-7217-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_3de44655-afb8-4304-88c6-a89b1c85f8e4.png?v=1776329705</image:loc>
      <image:title>Sodium Chloride, 10% (w/v) - 7217-32</image:title>
      <image:caption>Sodium Chloride, 10% (w/v) - 7217-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-40-ww-analytical-reagent-grade-7288-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_d5c46773-2c72-47f4-9ec2-8dd6a393c5a9.png?v=1776329705</image:loc>
      <image:title>Sodium Hydroxide, 40% (w/w), Analytical Reagent Grade - 7288-1</image:title>
      <image:caption>Sodium Hydroxide, 40% (w/w), Analytical Reagent Grade - 7288-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-0200-normal-in-glacial-acetic-acid-r7182500-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1c_a5996d61-fc24-4e98-a33e-c3181191022c.png?v=1776329707</image:loc>
      <image:title>Sodium Carbonate, 0.200 Normal in Glacial Acetic Acid - R7182500-1C</image:title>
      <image:caption>Sodium Carbonate, 0.200 Normal in Glacial Acetic Acid - R7182500-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-saturated-71615-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_da32773f-3fc9-419a-ba87-4a2b28247847.png?v=1776329705</image:loc>
      <image:title>Sodium Carbonate, Saturated - 7161.5-32</image:title>
      <image:caption>Sodium Carbonate, Saturated - 7161.5-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-00250-normal-7176-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_07c4b358-26d0-4c66-bbc6-2efaf976c99d.png?v=1776329707</image:loc>
      <image:title>Sodium Carbonate, 0.0250 Normal - 7176-16</image:title>
      <image:caption>Sodium Carbonate, 0.0250 Normal - 7176-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-10-wv-7160-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_51214cef-7fe7-45bb-ace3-be6be8223e5e.png?v=1776329710</image:loc>
      <image:title>Sodium Carbonate, 10% (w/v) - 7160-16</image:title>
      <image:caption>Sodium Carbonate, 10% (w/v) - 7160-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-00250-normal-7176-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_4708d266-886e-4f5f-86f3-43433934fd49.png?v=1776329706</image:loc>
      <image:title>Sodium Carbonate, 0.0250 Normal - 7176-32</image:title>
      <image:caption>Sodium Carbonate, 0.0250 Normal - 7176-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-25-wv-72195-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_195b6516-e739-46eb-a162-6eccbcca897b.png?v=1776329708</image:loc>
      <image:title>Sodium Chloride, 25% (w/v) - 7219.5-32</image:title>
      <image:caption>Sodium Chloride, 25% (w/v) - 7219.5-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-10-wv-7160-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_52abb17f-ef83-4504-b5a4-88d25ddbb456.png?v=1776329703</image:loc>
      <image:title>Sodium Carbonate, 10% (w/v) - 7160-32</image:title>
      <image:caption>Sodium Carbonate, 10% (w/v) - 7160-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-10-ww-7261-55</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-55e_34e9a5e1-5208-4f36-a4c0-0e1ed6b73b55.png?v=1776329707</image:loc>
      <image:title>Sodium Hydroxide, 10% (w/w) - 7261-55</image:title>
      <image:caption>Sodium Hydroxide, 10% (w/w) - 7261-55</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-10-ww-7261-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_a15efb42-8dcc-43e7-83ac-7896de1fe8d4.png?v=1776329710</image:loc>
      <image:title>Sodium Hydroxide, 10% (w/w) - 7261-32</image:title>
      <image:caption>Sodium Hydroxide, 10% (w/w) - 7261-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-bicarbonate-saturated-7148-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_5fc1cc5d-2f72-4ea6-9a2c-49a146e9c3d8.png?v=1776329710</image:loc>
      <image:title>Sodium Bicarbonate, Saturated Solution – Ricca Chemical</image:title>
      <image:caption>Sodium Bicarbonate, Saturated - 7148-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-400-wv-7214-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_48ed5ab2-69df-4cd2-91be-605195959f03.png?v=1776329709</image:loc>
      <image:title>Sodium Chloride, 4.00% (w/v) - 7214-32</image:title>
      <image:caption>Sodium Chloride, 4.00% (w/v) - 7214-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-9-wv-72159-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_a62e6921-607a-44d3-b28d-b086a84aaaf2.png?v=1776329705</image:loc>
      <image:title>Sodium Chloride, 9% (w/v) - 7215.9-1</image:title>
      <image:caption>Sodium Chloride, 9% (w/v) - 7215.9-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-20-wv-200-gl-p4tf8-s12-class-f-7270-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_41b43ff2-4ca1-4165-905e-023d60a2520d.png?v=1776329705</image:loc>
      <image:title>Sodium Hydroxide, 20% (w/v)  (200 g/L) P4TF8-S12, Class F - 7270-5</image:title>
      <image:caption>Sodium Hydroxide, 20% (w/v)  (200 g/L) P4TF8-S12, Class F - 7270-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-20-wv-200-gl-p4tf8-s12-class-f-7270-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_7ae4bcc3-d278-442b-bd72-f24c9000deaa.png?v=1776329708</image:loc>
      <image:title>Sodium Hydroxide, 20% (w/v)  (200 g/L) P4TF8-S12, Class F - 7270-16</image:title>
      <image:caption>Sodium Hydroxide, 20% (w/v)  (200 g/L) P4TF8-S12, Class F - 7270-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-0387-normal-7186-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_3f077120-b565-4316-8c53-d3e261d8b0c3.png?v=1776329709</image:loc>
      <image:title>Sodium Carbonate, 0.387 Normal - 7186-32</image:title>
      <image:caption>Sodium Carbonate, 0.387 Normal - 7186-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-40-ww-analytical-reagent-grade-7288-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_2a4e16a7-2f65-40e0-98c2-653d707199f4.png?v=1776329711</image:loc>
      <image:title>Sodium Hydroxide, 40% (w/w), Analytical Reagent Grade - 7288-5</image:title>
      <image:caption>Sodium Hydroxide, 40% (w/w), Analytical Reagent Grade - 7288-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-25-wv-250-gl-7273-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_34573fb0-90af-4329-8663-02634de21ab6.png?v=1776329709</image:loc>
      <image:title>Sodium Hydroxide, 25% (w/v)  (250 g/L) - 7273-5</image:title>
      <image:caption>Sodium Hydroxide, 25% (w/v)  (250 g/L) - 7273-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-5-wv-7215-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_a2cfb8e7-085f-42a5-9364-8c08fb5c749e.png?v=1776329709</image:loc>
      <image:title>Sodium Chloride, 5% (w/v) - 7215-16</image:title>
      <image:caption>Sodium Chloride, 5% (w/v) - 7215-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-ts-200-normal-106-g100-ml-7161-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_d9eaab4a-acbe-43b5-9398-2246c4b38bc3.png?v=1776329707</image:loc>
      <image:title>Sodium Carbonate TS, 2.00 Normal (10.6 g/100 mL) - 7161-16</image:title>
      <image:caption>Sodium Carbonate TS, 2.00 Normal (10.6 g/100 mL) - 7161-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-acetic-acid-standard-200-ww-sodium-chloride-100-ww-acetic-acid-r7193000-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_0e8a8960-5bb2-43a3-8769-1ad9357cd34e.png?v=1776329705</image:loc>
      <image:title>Sodium Chloride – Acetic Acid Standard 2.00% / 1.00% (4 L)</image:title>
      <image:caption>Sodium Chloride - Acetic Acid Standard, 2.00% (w/w) Sodium Chloride / 1.00% (w/w) Acetic Acid - R7193000-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-00454-normal-1-ml-1-mg-co-7180-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_6ba03975-cae1-41a6-9b57-677a85b862c0.png?v=1776329707</image:loc>
      <image:title>Sodium Carbonate, 0.0454 Normal, 1 mL = 1 mg CO? - 7180-32</image:title>
      <image:caption>Sodium Carbonate, 0.0454 Normal, 1 mL = 1 mg CO? - 7180-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-24-wv-72724-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_d7cf0089-5b0a-4454-82b9-ec65ac0563c5.png?v=1776329708</image:loc>
      <image:title>Sodium Hydroxide, 24% (w/v) - 7272.4-32</image:title>
      <image:caption>Sodium Hydroxide, 24% (w/v) - 7272.4-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-01-wv-7150-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_72e60f9c-b83b-4e3c-8614-60b67e0142c2.png?v=1776329708</image:loc>
      <image:title>Sodium Carbonate, 0.1% (w/v) - 7150-1</image:title>
      <image:caption>Sodium Carbonate, 0.1% (w/v) - 7150-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-9-wv-72159-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_7e79d081-7b32-42d4-ad13-6431cddaa4ca.png?v=1776329706</image:loc>
      <image:title>Sodium Chloride, 9% (w/v) - 7215.9-32</image:title>
      <image:caption>Sodium Chloride, 9% (w/v) - 7215.9-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-5-wv-7155-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_35586405-8ac8-4114-8632-a7f7db1fec26.png?v=1776329710</image:loc>
      <image:title>Sodium Carbonate, 5% (w/v) - 7155-1</image:title>
      <image:caption>Sodium Carbonate, 5% (w/v) - 7155-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-00500-normal-n20-1-ml-25-mg-caco-7185-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_327bedb7-ab26-40e3-bcca-4e1f558dda2c.png?v=1776329711</image:loc>
      <image:title>Sodium Carbonate, 0.0500 Normal (N/20), 1 mL = 2.5 mg CaCO? - 7185-16</image:title>
      <image:caption>Sodium Carbonate, 0.0500 Normal (N/20), 1 mL = 2.5 mg CaCO? - 7185-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-40-ww-analytical-reagent-grade-7288-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_9a7473b1-47d1-4621-b612-bc2a9f6616e0.png?v=1776329710</image:loc>
      <image:title>Sodium Hydroxide, 40% (w/w), Analytical Reagent Grade - 7288-32</image:title>
      <image:caption>Sodium Hydroxide, 40% (w/w), Analytical Reagent Grade - 7288-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-20-wv-72186-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_66cfe4b0-8430-47f7-8453-7a87ea542262.png?v=1776329709</image:loc>
      <image:title>Sodium Chloride, 20% (w/v) - 7218.6-16</image:title>
      <image:caption>Sodium Chloride, 20% (w/v) - 7218.6-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-30-wv-7274-15g</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_970007c7-26e4-4bdf-a90b-b71925a1a308.png?v=1776329710</image:loc>
      <image:title>Sodium Hydroxide, 30% (w/v) - 7274-15G</image:title>
      <image:caption>Sodium Hydroxide, 30% (w/v) - 7274-15G</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-20-ww-7271-5hp</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_df24038a-6fc4-409c-8170-91fc5aa76a04.png?v=1776329709</image:loc>
      <image:title>Sodium Hydroxide, 20% (w/w) - 7271-5HP</image:title>
      <image:caption>Sodium Hydroxide, 20% (w/w) - 7271-5HP</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-25-wv-250-gl-7273-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_83e551dc-79a6-40b9-b489-8886069881c1.png?v=1776329709</image:loc>
      <image:title>Sodium Hydroxide, 25% (w/v)  (250 g/L) - 7273-1</image:title>
      <image:caption>Sodium Hydroxide, 25% (w/v)  (250 g/L) - 7273-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-standard-100-ww-7213-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_23899b1d-bc9c-4000-aed5-33c9194e8434.png?v=1776329712</image:loc>
      <image:title>Sodium Chloride Standard, 1.00% (w/w), 500 ML - R7213000-500A</image:title>
      <image:caption>Sodium Chloride Standard, 1.00% (w/w) - 7213-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-125-ww-721825-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_5bb42353-5022-4f25-a66e-654b13bdb52c.png?v=1776329711</image:loc>
      <image:title>Sodium Chloride, 12.5% (w/w) - 7218.25-16</image:title>
      <image:caption>Sodium Chloride, 12.5% (w/w) - 7218.25-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-50-ww-760-gl-purified-grade-nitrogen-free-suitable-for-kjeldahl-nitrogen-analysis-7290-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_f3f084dd-0320-4f96-9c28-f29569429a75.png?v=1776329712</image:loc>
      <image:title>Sodium Hydroxide, 50% (w/w)  (760 g/L), Purified Grade Nitrogen Free - Suitable for Kjeldahl Nitrogen Analysis - 7290-5</image:title>
      <image:caption>Sodium Hydroxide, 50% (w/w)  (760 g/L), Purified Grade Nitrogen Free - Suitable for Kjeldahl Nitrogen Analysis - 7290-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-9-wv-72159-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_f63b77f3-d6bf-4e47-9a11-cbd5bb63f53b.png?v=1776329715</image:loc>
      <image:title>Sodium Chloride, 9% (w/v) - 7215.9-2.5</image:title>
      <image:caption>Sodium Chloride, 9% (w/v) - 7215.9-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-5-wv-7155-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_91ea1824-3514-43a1-a406-76efaa6729c7.png?v=1776329712</image:loc>
      <image:title>Sodium Carbonate, 5% (w/v) - 7155-32</image:title>
      <image:caption>Sodium Carbonate, 5% (w/v) - 7155-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-25-wv-250-gl-7273-30</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_4b8c41c9-b5b6-4305-9a18-27a7d9a5a472.png?v=1776329712</image:loc>
      <image:title>Sodium Hydroxide, 25% (w/v)  (250 g/L) - 7273-30</image:title>
      <image:caption>Sodium Hydroxide, 25% (w/v)  (250 g/L) - 7273-30</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-50-ww-760-gl-purified-grade-nitrogen-free-suitable-for-kjeldahl-nitrogen-analysis-7290-5hp</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_dfb77459-f69e-41e8-8aaa-51b2455301e8.png?v=1776329716</image:loc>
      <image:title>Sodium Hydroxide, 50% (w/w)  (760 g/L), Purified Grade Nitrogen Free - Suitable for Kjeldahl Nitrogen Analysis - 7290-5HP</image:title>
      <image:caption>Sodium Hydroxide, 50% (w/w)  (760 g/L), Purified Grade Nitrogen Free - Suitable for Kjeldahl Nitrogen Analysis - 7290-5HP</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-25-wv-72195-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_c95ad128-4327-493d-9e38-f1cb112e07d1.png?v=1776329713</image:loc>
      <image:title>Sodium Chloride, 25% (w/v) - 7219.5-1</image:title>
      <image:caption>Sodium Chloride, 25% (w/v) - 7219.5-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-50-ww-760-gl-purified-grade-nitrogen-free-suitable-for-kjeldahl-nitrogen-analysis-7290-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_10f_ede466db-71f0-48ee-b6a3-c2271c8629ff.png?v=1776329715</image:loc>
      <image:title>Sodium Hydroxide, 50% (w/w)  (760 g/L), Purified Grade Nitrogen Free - Suitable for Kjeldahl Nitrogen Analysis - 7290-2.5</image:title>
      <image:caption>Sodium Hydroxide, 50% (w/w)  (760 g/L), Purified Grade Nitrogen Free - Suitable for Kjeldahl Nitrogen Analysis - 7290-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-28-wv-r7273800-55e</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-55e_c21cbffb-5620-4464-b626-42457abf8505.png?v=1776329712</image:loc>
      <image:title>Sodium Hydroxide, 28% (w/v) - R7273800-55E</image:title>
      <image:caption>Sodium Hydroxide, 28% (w/v) - R7273800-55E</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-20-wv-72186-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_27270144-1b36-4727-bc4a-c78321ce6392.png?v=1776329714</image:loc>
      <image:title>Sodium Chloride, 20% (w/v) - 7218.6-32</image:title>
      <image:caption>Sodium Chloride, 20% (w/v) - 7218.6-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-8-wv-r7215800-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_a49fe58e-8466-4c82-a6b4-978ae9903b33.png?v=1776329716</image:loc>
      <image:title>Sodium Chloride, 8% (w/v) - R7215800-500A</image:title>
      <image:caption>Sodium Chloride, 8% (w/v) - R7215800-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-00200-normal-n50-1-ml-1-mg-caco-7175-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_171d0005-2a04-4916-be6b-8a726495bd2c.png?v=1776329717</image:loc>
      <image:title>Sodium Carbonate, 0.0200 Normal (N/50), 1 mL = 1 mg CaCO? - 7175-32</image:title>
      <image:caption>Sodium Carbonate, 0.0200 Normal (N/50), 1 mL = 1 mg CaCO? - 7175-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-30-wv-7220-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_6c4622eb-22f0-46cf-9433-7b399ef54b4b.png?v=1776329714</image:loc>
      <image:title>Sodium Chloride, 30% (w/v) - 7220-32</image:title>
      <image:caption>Sodium Chloride, 30% (w/v) - 7220-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-0100-normal-n10-7189-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_13af1854-4074-4003-84a1-1d803cd4b1da.png?v=1776329719</image:loc>
      <image:title>Sodium Carbonate, 0.100 Normal (N/10) - 7189-32</image:title>
      <image:caption>Sodium Carbonate, 0.100 Normal (N/10) - 7189-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-10-ww-7261-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_fe417d98-5f41-413b-b38b-6bd9923d2772.png?v=1776329714</image:loc>
      <image:title>Sodium Hydroxide, 10% (w/w) - 7261-16</image:title>
      <image:caption>Sodium Hydroxide, 10% (w/w) - 7261-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-50-ww-760-gl-purified-grade-nitrogen-free-suitable-for-kjeldahl-nitrogen-analysis-7290-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_b3e6be0a-e344-4b49-a19a-c8131092d802.png?v=1776329714</image:loc>
      <image:title>Sodium Hydroxide, 50% (w/w)  (760 g/L), Purified Grade Nitrogen Free - Suitable for Kjeldahl Nitrogen Analysis - 7290-1</image:title>
      <image:caption>Sodium Hydroxide, 50% (w/w)  (760 g/L), Purified Grade Nitrogen Free - Suitable for Kjeldahl Nitrogen Analysis - 7290-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-standard-100-ww-7152-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_d8756d30-a9c5-4afc-b6ac-5af334239054.png?v=1776329714</image:loc>
      <image:title>Sodium Carbonate Standard, 1.00% (w/w) - 7152-16</image:title>
      <image:caption>Sodium Carbonate Standard, 1.00% (w/w) - 7152-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-5-wv-7215-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_41874bfd-742f-492b-a53c-381dbae7c1b2.png?v=1776329715</image:loc>
      <image:title>Sodium Chloride, 5% (w/v) - 7215-32</image:title>
      <image:caption>Sodium Chloride, 5% (w/v) - 7215-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-30-wv-7220-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120a_f4dd8451-6cbe-4c1f-808e-a72e8b0e35ee.png?v=1776329718</image:loc>
      <image:title>Sodium Chloride, 30% (w/v) - 7220-4</image:title>
      <image:caption>Sodium Chloride, 30% (w/v) - 7220-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-50-ww-760-gl-purified-grade-nitrogen-free-suitable-for-kjeldahl-nitrogen-analysis-7290-55</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-55e_fbd38558-d2f6-46db-af3b-809e3a99af12.png?v=1776329717</image:loc>
      <image:title>Sodium Hydroxide, 50% (w/w)  (760 g/L), Purified Grade Nitrogen Free - Suitable for Kjeldahl Nitrogen Analysis - 7290-55</image:title>
      <image:caption>Sodium Hydroxide, 50% (w/w)  (760 g/L), Purified Grade Nitrogen Free - Suitable for Kjeldahl Nitrogen Analysis - 7290-55</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-00200-normal-n50-1-ml-1-mg-caco-7175-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_54ce5617-eede-4b45-9de0-4e608be2e6a2.png?v=1776329716</image:loc>
      <image:title>Sodium Carbonate, 0.0200 Normal (N/50), 1 mL = 1 mg CaCO? - 7175-1</image:title>
      <image:caption>Sodium Carbonate, 0.0200 Normal (N/50), 1 mL = 1 mg CaCO? - 7175-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-10-wv-7217-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_f9b1a864-af84-43f5-bd44-971b851315f9.png?v=1776329717</image:loc>
      <image:title>Sodium Chloride, 10% (w/v) - 7217-16</image:title>
      <image:caption>Sodium Chloride, 10% (w/v) - 7217-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-50-ww-760-gl-analytical-reagent-grade-7291-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_10f_481ce0d9-64c2-47f9-b7e9-344fda3130e7.png?v=1776329716</image:loc>
      <image:title>Sodium Hydroxide, 50% (w/w)  (760 g/L), Analytical Reagent Grade - 7291-2.5</image:title>
      <image:caption>Sodium Hydroxide, 50% (w/w)  (760 g/L), Analytical Reagent Grade - 7291-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-25-wv-250-gl-7273-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_7e2f27bc-4fae-455c-be29-bf57f3035034.png?v=1776329716</image:loc>
      <image:title>Sodium Hydroxide, 25% (w/v)  (250 g/L) - 7273-32</image:title>
      <image:caption>Sodium Hydroxide, 25% (w/v)  (250 g/L) - 7273-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-40-ww-nf-grade-728840-55</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-55e_7a483fdb-29f0-4bb2-bdf7-a571fbcc6704.png?v=1776329719</image:loc>
      <image:title>Sodium Hydroxide, 40% (w/w), NF Grade - 7288.40-55</image:title>
      <image:caption>Sodium Hydroxide, 40% (w/w), NF Grade - 7288.40-55</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-9-wv-72159-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_a2743179-81a5-4dd3-a859-8641ca204540.png?v=1776329718</image:loc>
      <image:title>Sodium Chloride, 9% (w/v) - 7215.9-5</image:title>
      <image:caption>Sodium Chloride, 9% (w/v) - 7215.9-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-00250-normal-n40-7222-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_46042fe5-7e2c-4f8b-abe4-0aca9b63f60d.png?v=1776329718</image:loc>
      <image:title>Sodium Chloride, 0.0250 Normal (N/40) - 7222-16</image:title>
      <image:caption>Sodium Chloride, 0.0250 Normal (N/40) - 7222-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-20-wv-200-gl-p4tf8-s12-class-f-7270-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_5a873fe1-c9a4-4a4c-8ee9-771bfb5d8925.png?v=1776329716</image:loc>
      <image:title>Sodium Hydroxide, 20% (w/v)  (200 g/L) P4TF8-S12, Class F - 7270-1</image:title>
      <image:caption>Sodium Hydroxide, 20% (w/v)  (200 g/L) P4TF8-S12, Class F - 7270-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-20-ww-7271-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_e749d57b-1223-403a-bb08-6e117c734b14.png?v=1776329715</image:loc>
      <image:title>Sodium Hydroxide, 20% (w/w) - 7271-1</image:title>
      <image:caption>Sodium Hydroxide, 20% (w/w) - 7271-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-25-wv-72195-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_d2dfba86-8ae3-4f55-8aab-7ab316ed6093.png?v=1776329716</image:loc>
      <image:title>Sodium Chloride, 25% (w/v) - 7219.5-16</image:title>
      <image:caption>Sodium Chloride, 25% (w/v) - 7219.5-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-3-ww-r7213720-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_8a347cb9-9c11-4ed6-ab86-f25ddce8c96a.png?v=1776329718</image:loc>
      <image:title>Sodium Chloride, 3% (w/w) - R7213720-1A</image:title>
      <image:caption>Sodium Chloride, 3% (w/w) - R7213720-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-10-wv-100-gl-7260-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_a2831fa8-1b82-41b8-86f9-484171290774.png?v=1776329718</image:loc>
      <image:title>Sodium Hydroxide, 10% (w/v)  (100 g/L) - 7260-5</image:title>
      <image:caption>Sodium Hydroxide, 10% (w/v)  (100 g/L) - 7260-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-30-wv-7274-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_7784a5c0-a7e5-43a4-8e4e-ae3305d70a66.png?v=1776329721</image:loc>
      <image:title>Sodium Hydroxide, 30% (w/v) - 7274-32</image:title>
      <image:caption>Sodium Hydroxide, 30% (w/v) - 7274-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-50-ww-760-gl-purified-grade-nitrogen-free-suitable-for-kjeldahl-nitrogen-analysis-7290-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_0f2bce06-c0ac-4270-9976-7389169a79b0.png?v=1776329718</image:loc>
      <image:title>Sodium Hydroxide, 50% (w/w)  (760 g/L), Purified Grade Nitrogen Free - Suitable for Kjeldahl Nitrogen Analysis - 7290-16</image:title>
      <image:caption>Sodium Hydroxide, 50% (w/w)  (760 g/L), Purified Grade Nitrogen Free - Suitable for Kjeldahl Nitrogen Analysis - 7290-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-5-wv-7215-55</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-55e_33563f1c-9e5f-4c5b-b7b3-529a7173abd4.png?v=1776329717</image:loc>
      <image:title>Sodium Chloride, 5% (w/v) - 7215-55</image:title>
      <image:caption>Sodium Chloride, 5% (w/v) - 7215-55</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-5-ww-r7215500-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_397f1ecb-6bef-4960-9939-0294b27fead9.png?v=1776329721</image:loc>
      <image:title>Sodium Chloride, 5% (w/w) - R7215500-500A</image:title>
      <image:caption>Sodium Chloride, 5% (w/w) - R7215500-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-00725-normal-71852-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_766a5001-5e3a-4779-97ac-023f16063162.png?v=1776329719</image:loc>
      <image:title>Sodium Carbonate, 0.0725 Normal - 7185.2-1</image:title>
      <image:caption>Sodium Carbonate, 0.0725 Normal - 7185.2-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-50-ww-760-gl-analytical-reagent-grade-7291-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_85bc6c51-c012-4e74-8181-eb925ce8c2fa.png?v=1776329719</image:loc>
      <image:title>Sodium Hydroxide, 50% (w/w)  (760 g/L), Analytical Reagent Grade - 7291-1</image:title>
      <image:caption>Sodium Hydroxide, 50% (w/w)  (760 g/L), Analytical Reagent Grade - 7291-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-20-wv-200-gl-p4tf8-s12-class-f-7270-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_4cc8591e-763f-4c46-9ae4-700eb64af43a.png?v=1776329720</image:loc>
      <image:title>Sodium Hydroxide, 20% (w/v)  (200 g/L) P4TF8-S12, Class F - 7270-32</image:title>
      <image:caption>Sodium Hydroxide, 20% (w/v)  (200 g/L) P4TF8-S12, Class F - 7270-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-20-ww-72192-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_61ec2be0-8b78-455b-a643-795b5368646e.png?v=1776329721</image:loc>
      <image:title>Sodium Chloride, 20% (w/w) - 7219.2-16</image:title>
      <image:caption>Sodium Chloride, 20% (w/w) - 7219.2-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-100-molar-72271-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_29197861-f404-464a-9e77-f5afa1769393.png?v=1776329722</image:loc>
      <image:title>Sodium Chloride, 1.00 Molar - 7227.1-1</image:title>
      <image:caption>Sodium Chloride, 1.00 Molar - 7227.1-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-20-25-ww-r7276500-55e</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-55e_ffa0be55-6f08-491b-baa7-55e4276e5e15.png?v=1776329719</image:loc>
      <image:title>Sodium Hydroxide, 20 - 25% (w/w) - R7276500-55E</image:title>
      <image:caption>Sodium Hydroxide, 20 - 25% (w/w) - R7276500-55E</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-50-ww-760-gl-analytical-reagent-grade-7291-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_5d619969-72cf-4dd5-9879-332b14114443.png?v=1776329720</image:loc>
      <image:title>Sodium Hydroxide, 50% (w/w)  (760 g/L), Analytical Reagent Grade - 7291-5</image:title>
      <image:caption>Sodium Hydroxide, 50% (w/w)  (760 g/L), Analytical Reagent Grade - 7291-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-00100-normal-n100-7295-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_e37b7400-ec12-477a-a331-c396b9e849eb.png?v=1776329720</image:loc>
      <image:title>Sodium Hydroxide, 0.0100 Normal (N/100) - 7295-5</image:title>
      <image:caption>Sodium Hydroxide, 0.0100 Normal (N/100) - 7295-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-24-wv-240-gl-in-2-vv-hydrochloric-acid-7219-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_48ea9580-0ae6-4564-95e0-e521c8993e0e.png?v=1776329721</image:loc>
      <image:title>Sodium Chloride, 24% (w/v) (240 g/L) in 2% (v/v) Hydrochloric Acid - 7219-16</image:title>
      <image:caption>Sodium Chloride, 24% (w/v) (240 g/L) in 2% (v/v) Hydrochloric Acid - 7219-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-00250-normal-n40-7222-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_4224d3d8-9531-40db-bdc7-24b357c1acd7.png?v=1776329718</image:loc>
      <image:title>Sodium Chloride, 0.0250 Normal (N/40) - 7222-1</image:title>
      <image:caption>Sodium Chloride, 0.0250 Normal (N/40) - 7222-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-20-ww-7271-8</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_8e9fd97c-cf82-4389-9919-79e89668d4bd.png?v=1776329719</image:loc>
      <image:title>Sodium Hydroxide, 20% (w/w) - 7271-8</image:title>
      <image:caption>Sodium Hydroxide, 20% (w/w) - 7271-8</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-50-ww-760-gl-analytical-reagent-grade-7291-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_bf42a9ff-0732-4639-a7a4-08b540ba4d0f.png?v=1776329719</image:loc>
      <image:title>Sodium Hydroxide, 50% (w/w)  (760 g/L), Analytical Reagent Grade - 7291-16</image:title>
      <image:caption>Sodium Hydroxide, 50% (w/w)  (760 g/L), Analytical Reagent Grade - 7291-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-24-wv-72724-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_6e6b3662-e90b-456f-a40b-0825ac234167.png?v=1776329720</image:loc>
      <image:title>Sodium Hydroxide, 24% (w/v) - 7272.4-16</image:title>
      <image:caption>Sodium Hydroxide, 24% (w/v) - 7272.4-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-30-wv-7220-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_4894ceda-66c1-4fc1-ab5c-e34971775df8.png?v=1776329722</image:loc>
      <image:title>Sodium Chloride, 30% (w/v) - 7220-5</image:title>
      <image:caption>Sodium Chloride, 30% (w/v) - 7220-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-saturated-325-wv-72205-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_81f66b1a-8da9-4b03-8427-c69fc5f07637.png?v=1776329722</image:loc>
      <image:title>Sodium Chloride, Saturated 32.5% (w/v) - 7220.5-1</image:title>
      <image:caption>Sodium Chloride, Saturated 32.5% (w/v) - 7220.5-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-00100-normal-10-mm-584-ppm-nacl-r7220584-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_d6621caf-091d-4504-92d3-d22f8256c5cc.png?v=1776329725</image:loc>
      <image:title>Sodium Chloride, 0.0100 Normal (10 mM) 584 ppm NaCl - R7220584-500A</image:title>
      <image:caption>Sodium Chloride, 0.0100 Normal (10 mM) 584 ppm NaCl - R7220584-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-30-wv-7274-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_0ef4770f-7caa-4be8-b40e-78e201aa986a.png?v=1776329720</image:loc>
      <image:title>Sodium Hydroxide, 30% (w/v) - 7274-16</image:title>
      <image:caption>Sodium Hydroxide, 30% (w/v) - 7274-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-acs-50-wv-r7289500-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_f118c168-2f39-4666-8337-fcef18409f7d.png?v=1776329719</image:loc>
      <image:title>Sodium Hydroxide ACS, 50% w/v - R7289500-500A</image:title>
      <image:caption>Sodium Hydroxide ACS, 50% w/v - R7289500-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-50-ww-760-gl-analytical-reagent-grade-7291-5hp</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_7dbf5b80-9d9d-42b1-b7fe-c35ab56f4b97.png?v=1776329726</image:loc>
      <image:title>Sodium Hydroxide, 50% (w/w)  (760 g/L), Analytical Reagent Grade - 7291-5HP</image:title>
      <image:caption>Sodium Hydroxide, 50% (w/w)  (760 g/L), Analytical Reagent Grade - 7291-5HP</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-00500-normal-n20-1-ml-25-mg-caco-7185-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_c59a0998-de20-48cb-ae8e-41806f50c912.png?v=1776329723</image:loc>
      <image:title>Sodium Carbonate, 0.0500 Normal (N/20), 1 mL = 2.5 mg CaCO? - 7185-32</image:title>
      <image:caption>Sodium Carbonate, 0.0500 Normal (N/20), 1 mL = 2.5 mg CaCO? - 7185-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-2-wv-72442-55</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-55e_e2eedfdb-1b7d-47e0-857f-28a791a4eb80.png?v=1776329720</image:loc>
      <image:title>Sodium Hydroxide, 2% (w/v) - 7244.2-55</image:title>
      <image:caption>Sodium Hydroxide, 2% (w/v) - 7244.2-55</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-000500-normal-n200-72947-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_fd35175f-3c17-4a4f-b117-f12a4be0ef1d.png?v=1776329722</image:loc>
      <image:title>Sodium Hydroxide, 0.00500 Normal (N/200) - 7294.7-1</image:title>
      <image:caption>Sodium Hydroxide, 0.00500 Normal (N/200) - 7294.7-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-30-ww-analytical-reagent-grade-7278-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_e8288e37-5607-4c5b-9f69-28bbbbc561cb.png?v=1776329721</image:loc>
      <image:title>Sodium Hydroxide, 30% (w/w), Analytical Reagent Grade - 7278-32</image:title>
      <image:caption>Sodium Hydroxide, 30% (w/w), Analytical Reagent Grade - 7278-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-30-wv-7274-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_fd4566e8-85a6-41a4-ae4c-dccc61145c9f.png?v=1776329718</image:loc>
      <image:title>Sodium Hydroxide, 30% (w/v) - 7274-5</image:title>
      <image:caption>Sodium Hydroxide, 30% (w/v) - 7274-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-25-ww-analytical-reagent-grade-7277-55</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-55e_3b7da751-9d2c-43d8-90cc-a259c11ca6a9.png?v=1776329721</image:loc>
      <image:title>Sodium Hydroxide, 25% (w/w), Analytical Reagent Grade - 7277-55</image:title>
      <image:caption>Sodium Hydroxide, 25% (w/w), Analytical Reagent Grade - 7277-55</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-standard-100-ppm-nacl-7223-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_3969a085-ea48-4735-9960-9e9ba6afbc2b.png?v=1776329721</image:loc>
      <image:title>Sodium Chloride Standard, 100 ppm NaCl - 7223-32</image:title>
      <image:caption>Sodium Chloride Standard, 100 ppm NaCl - 7223-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-00100-normal-n100-7295-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_20755a20-ffa5-4690-ab90-cd4b5791ba5f.png?v=1776329727</image:loc>
      <image:title>Sodium Hydroxide, 0.0100 Normal (N/100) - 7295-2.5</image:title>
      <image:caption>Sodium Hydroxide, 0.0100 Normal (N/100) - 7295-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-00227-normal-1-ml-1-mg-co-7310-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_c3798a08-9a58-42bc-aab6-6c2017d75237.png?v=1776329722</image:loc>
      <image:title>Sodium Hydroxide, 0.0227 Normal, 1 mL = 1 mg CO? - 7310-16</image:title>
      <image:caption>Sodium Hydroxide, 0.0227 Normal, 1 mL = 1 mg CO? - 7310-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-00100-normal-n100-7295-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_79ea93c2-974c-4c4d-b11a-42a0a22e2db0.png?v=1776329728</image:loc>
      <image:title>Sodium Hydroxide, 0.0100 Normal (N/100) - 7295-32</image:title>
      <image:caption>Sodium Hydroxide, 0.0100 Normal (N/100) - 7295-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-00500-normal-n20-7330-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_e5741125-63e6-45d1-a66f-f66092798f0b.png?v=1776329723</image:loc>
      <image:title>Sodium Hydroxide, 0.0500 Normal (N/20) - 7330-1</image:title>
      <image:caption>Sodium Hydroxide, 0.0500 Normal (N/20) - 7330-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-00250-normal-n40-7222-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_8e21f56c-fca7-4752-ab54-2858ef381a70.png?v=1776329725</image:loc>
      <image:title>Sodium Chloride, 0.0250 Normal (N/40) - 7222-32</image:title>
      <image:caption>Sodium Chloride, 0.0250 Normal (N/40) - 7222-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-50-ww-760-gl-analytical-reagent-grade-7291-30</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_961ff35a-30be-4fbe-a917-8f9f5223cf86.png?v=1776329724</image:loc>
      <image:title>Sodium Hydroxide, 50% (w/w)  (760 g/L), Analytical Reagent Grade - 7291-30</image:title>
      <image:caption>Sodium Hydroxide, 50% (w/w)  (760 g/L), Analytical Reagent Grade - 7291-30</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-30-wv-7220-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_5bc2bd77-a74f-4593-9d73-409da1ff3889.png?v=1776329723</image:loc>
      <image:title>Sodium Chloride, 30% (w/v) - 7220-16</image:title>
      <image:caption>Sodium Chloride, 30% (w/v) - 7220-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-100-molar-72271-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_dd5c36a3-053c-4053-ade9-b220102ea51f.png?v=1776329725</image:loc>
      <image:title>Sodium Chloride, 1.00 Molar - 7227.1-32</image:title>
      <image:caption>Sodium Chloride, 1.00 Molar - 7227.1-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-00227-normal-1-ml-1-mg-co-7310-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_41cd6f4d-376b-4b74-b2c7-eda3ca6208dc.png?v=1776329725</image:loc>
      <image:title>Sodium Hydroxide, 0.0227 Normal, 1 mL = 1 mg CO? - 7310-2.5</image:title>
      <image:caption>Sodium Hydroxide, 0.0227 Normal, 1 mL = 1 mg CO? - 7310-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-033-wv-r7213900-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_49478ea5-96a0-4bab-b513-d8c2dabab5dd.png?v=1776329724</image:loc>
      <image:title>Sodium Chloride, 0.33% (w/v) - R7213900-1A</image:title>
      <image:caption>Sodium Chloride, 0.33% (w/v) - R7213900-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-00200-normal-n50-1-ml-1-mg-caco-7300-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_5d0a5ab0-0aa2-4cc7-911b-1aa90a11f63a.png?v=1776329724</image:loc>
      <image:title>Sodium Hydroxide, 0.0200 Normal (N/50), 1 mL = 1 mg CaCO? - 7300-1</image:title>
      <image:caption>Sodium Hydroxide, 0.0200 Normal (N/50), 1 mL = 1 mg CaCO? - 7300-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-00141-normal-7221-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_32e2b9fa-5f58-4ed9-bad4-42d38bc5bd00.png?v=1776329724</image:loc>
      <image:title>Sodium Chloride, 0.0141 Normal - 7221-16</image:title>
      <image:caption>Sodium Chloride, 0.0141 Normal - 7221-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-50-ww-760-gl-purified-grade-nitrogen-free-suitable-for-kjeldahl-nitrogen-analysis-7290-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_8d14cfe2-1b67-44a3-ad5f-adae50d5909a.png?v=1776329726</image:loc>
      <image:title>Sodium Hydroxide, 50% (w/w)  (760 g/L), Purified Grade Nitrogen Free - Suitable for Kjeldahl Nitrogen Analysis - 7290-32</image:title>
      <image:caption>Sodium Hydroxide, 50% (w/w)  (760 g/L), Purified Grade Nitrogen Free - Suitable for Kjeldahl Nitrogen Analysis - 7290-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-00200-normal-n50-1-ml-1-mg-caco-7300-1ct</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-4f_0d255db9-986c-4f27-ac22-ea23f21ca719.png?v=1776329724</image:loc>
      <image:title>Sodium Hydroxide, 0.0200 Normal (N/50), 1 mL = 1 mg CaCO? - 7300-1CT</image:title>
      <image:caption>Sodium Hydroxide, 0.0200 Normal (N/50), 1 mL = 1 mg CaCO? - 7300-1CT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-50-ww-760-gl-purified-grade-nitrogen-free-suitable-for-kjeldahl-nitrogen-analysis-7290-570</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_d0322c2f-ddeb-4a10-9cd8-a66ebcc92768.png?v=1776329724</image:loc>
      <image:title>Sodium Hydroxide, 50% (w/w)  (760 g/L), Purified Grade Nitrogen Free - Suitable for Kjeldahl Nitrogen Analysis - 7290-570</image:title>
      <image:caption>Sodium Hydroxide, 50% (w/w)  (760 g/L), Purified Grade Nitrogen Free - Suitable for Kjeldahl Nitrogen Analysis - 7290-570</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-20-ww-7271-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_f641c5fa-2195-4ed1-a40d-f466e8916b21.png?v=1776329726</image:loc>
      <image:title>Sodium Hydroxide, 20% (w/w) - 7271-5</image:title>
      <image:caption>Sodium Hydroxide, 20% (w/w) - 7271-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-50-ww-760-gl-analytical-reagent-grade-7291-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_ac7dac1c-b5c4-4f01-82ed-f9373f27c3f2.png?v=1776329727</image:loc>
      <image:title>Sodium Hydroxide, 50% (w/w)  (760 g/L), Analytical Reagent Grade - 7291-32</image:title>
      <image:caption>Sodium Hydroxide, 50% (w/w)  (760 g/L), Analytical Reagent Grade - 7291-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-saturated-325-wv-72205-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_6b35a742-ea6b-4553-a45b-965fc0bbbc6d.png?v=1776329725</image:loc>
      <image:title>Sodium Chloride, Saturated 32.5% (w/v) - 7220.5-32</image:title>
      <image:caption>Sodium Chloride, Saturated 32.5% (w/v) - 7220.5-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-standard-1000-ppm-nacl-with-attached-certificate-of-analysis-72232-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_377eabbb-7dd7-4c87-bdfb-9ddfe475de50.png?v=1776329725</image:loc>
      <image:title>Sodium Chloride Standard, 1000 ppm NaCl with attached Certificate of Analysis - 7223.2-32</image:title>
      <image:caption>Sodium Chloride Standard, 1000 ppm NaCl with attached Certificate of Analysis - 7223.2-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-00454-normal-1-ml-1-mg-co-7180-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_5bd18cad-c10f-4dfe-bd3e-6f2b601ea4b6.png?v=1776329724</image:loc>
      <image:title>Sodium Carbonate, 0.0454 Normal, 1 mL = 1 mg CO? - 7180-16</image:title>
      <image:caption>Sodium Carbonate, 0.0454 Normal, 1 mL = 1 mg CO? - 7180-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-bicarbonate-saturated-7148-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_169df6be-3aa2-4ef5-953a-fac52f32a821.png?v=1776329727</image:loc>
      <image:title>Sodium Bicarbonate – Pharmaceutical Grade</image:title>
      <image:caption>Sodium Bicarbonate, Saturated - 7148-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-30-ww-analytical-reagent-grade-7278-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_973023ab-8a9e-4d22-bf20-ea851215f388.png?v=1776329726</image:loc>
      <image:title>Sodium Hydroxide, 30% (w/w), Analytical Reagent Grade - 7278-16</image:title>
      <image:caption>Sodium Hydroxide, 30% (w/w), Analytical Reagent Grade - 7278-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-00500-normal-n20-7330-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_c1ae18e7-4b15-4589-831a-6c013426b3ed.png?v=1776329725</image:loc>
      <image:title>Sodium Hydroxide, 0.0500 Normal (N/20) - 7330-32</image:title>
      <image:caption>Sodium Hydroxide, 0.0500 Normal (N/20) - 7330-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-32-wv-r7274200-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_1b7c3490-fe04-4e2f-89c3-bb74200189fd.png?v=1776329727</image:loc>
      <image:title>Sodium Hydroxide, 32% (w/v) - R7274200-4A</image:title>
      <image:caption>Sodium Hydroxide, 32% (w/v) - R7274200-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-30-ww-analytical-reagent-grade-7278-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_74b0f9ec-a8a9-428f-82e9-15cb508936c3.png?v=1776329729</image:loc>
      <image:title>Sodium Hydroxide, 30% (w/w), Analytical Reagent Grade - 7278-5</image:title>
      <image:caption>Sodium Hydroxide, 30% (w/w), Analytical Reagent Grade - 7278-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-25-ww-analytical-reagent-grade-7277-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_973ab4c6-d2ab-49bf-ab9f-ab2f68d83b74.png?v=1776329731</image:loc>
      <image:title>Sodium Hydroxide, 25% (w/w), Analytical Reagent Grade - 7277-32</image:title>
      <image:caption>Sodium Hydroxide, 25% (w/w), Analytical Reagent Grade - 7277-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-25-ww-analytical-reagent-grade-7277-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_0437b579-1ec6-4283-8e4a-91e06c00a7f7.png?v=1776329726</image:loc>
      <image:title>Sodium Hydroxide, 25% (w/w), Analytical Reagent Grade - 7277-5</image:title>
      <image:caption>Sodium Hydroxide, 25% (w/w), Analytical Reagent Grade - 7277-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-0100-normal-n10-72241-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_05953026-9611-468d-ba26-6bc57f7c0473.png?v=1776329729</image:loc>
      <image:title>Sodium Chloride, 0.100 Normal (N/10) - 7224.1-16</image:title>
      <image:caption>Sodium Chloride, 0.100 Normal (N/10) - 7224.1-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-30-wv-7220-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_5ab7c52d-93bf-4003-893c-8ac9819dd782.png?v=1776329728</image:loc>
      <image:title>Sodium Chloride, 30% (w/v) - 7220-1</image:title>
      <image:caption>Sodium Chloride, 30% (w/v) - 7220-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-00200-normal-n50-1-ml-1-mg-caco-7300-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_56f5f60a-6f9b-4e42-8bb4-f6a6ab35b2dc.png?v=1776329730</image:loc>
      <image:title>Sodium Hydroxide, 0.0200 Normal (N/50), 1 mL = 1 mg CaCO? - 7300-16</image:title>
      <image:caption>Sodium Hydroxide, 0.0200 Normal (N/50), 1 mL = 1 mg CaCO? - 7300-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-saturated-r7227600-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_7b4b16df-9b14-49c8-8c8d-1bf103a72212.png?v=1776329728</image:loc>
      <image:title>Sodium Chloride, Saturated - R7227600-20F</image:title>
      <image:caption>Sodium Chloride, Saturated - R7227600-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-00227-normal-1-ml-1-mg-co-7310-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_d6464170-bcc8-4bde-899f-d26e41fe6a35.png?v=1776329729</image:loc>
      <image:title>Sodium Hydroxide, 0.0227 Normal, 1 mL = 1 mg CO? - 7310-1</image:title>
      <image:caption>Sodium Hydroxide, 0.0227 Normal, 1 mL = 1 mg CO? - 7310-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chromate-1-wv-r7227900-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_500a_0ea4975d-b228-4231-b5fa-ac93fc80f279.png?v=1776329728</image:loc>
      <image:title>Sodium Chromate, 1% (w/v) - R7227900-500A</image:title>
      <image:caption>Sodium Chromate, 1% (w/v) - R7227900-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0100-normal-n10-7350-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_dd210489-dd98-446f-b279-4b4cc45032ad.png?v=1776329728</image:loc>
      <image:title>Sodium Hydroxide, 0.100 Normal (N/10) - 7350-2.5</image:title>
      <image:caption>Sodium Hydroxide, 0.100 Normal (N/10) - 7350-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-33-ww-7275-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_a97dc4fb-af63-4e71-811c-2d8d5dc7be7c.png?v=1776329726</image:loc>
      <image:title>Sodium Hydroxide, 33% (w/w) - 7275-5</image:title>
      <image:caption>Sodium Hydroxide, 33% (w/w) - 7275-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-300-normal-r7227300-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_dc2f0b20-dfd7-4f1e-80bd-8d8ea8ee66c3.png?v=1776329729</image:loc>
      <image:title>Sodium Chloride, 3.00 Normal - R7227300-20F</image:title>
      <image:caption>Sodium Chloride, 3.00 Normal - R7227300-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-00454-normal-r7326000-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_081e10ce-e2fe-4ddd-8e92-4420f4e2ed4d.png?v=1776329729</image:loc>
      <image:title>Sodium Hydroxide, 0.0454 Normal - R7326000-4A</image:title>
      <image:caption>Sodium Hydroxide, 0.0454 Normal - R7326000-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-00454-normal-1-ml-1-mg-co-7180-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_fd05c235-0bf1-4661-9be4-5973cd2c4a49.png?v=1776329729</image:loc>
      <image:title>Sodium Carbonate, 0.0454 Normal, 1 mL = 1 mg CO? - 7180-1</image:title>
      <image:caption>Sodium Carbonate, 0.0454 Normal, 1 mL = 1 mg CO? - 7180-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-00100-normal-n100-7295-1ct</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-4f_3f2a3cf7-c4f1-4946-b462-af7c15e7ffbd.png?v=1776329731</image:loc>
      <image:title>Sodium Hydroxide, 0.0100 Normal (N/100) - 7295-1CT</image:title>
      <image:caption>Sodium Hydroxide, 0.0100 Normal (N/100) - 7295-1CT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-40-wv-nitrogen-free-suitable-for-kjeldahl-nitrogen-analysis-7280-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_be0f6880-33da-4b0b-92ff-8a820cbec5c7.png?v=1776329728</image:loc>
      <image:title>Sodium Hydroxide, 40% (w/v), Nitrogen Free - Suitable for Kjeldahl Nitrogen Analysis - 7280-1</image:title>
      <image:caption>Sodium Hydroxide, 40% (w/v), Nitrogen Free - Suitable for Kjeldahl Nitrogen Analysis - 7280-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-rv-ep-primary-standard-72278-50g</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_1d2408f5-9470-4762-bc29-a7b3a6327a7d.png?v=1776329729</image:loc>
      <image:title>Sodium Chloride RV, EP Primary Standard - 7227.8-50G</image:title>
      <image:caption>Sodium Chloride RV, EP Primary Standard - 7227.8-50G</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-saturated-325-wv-72205-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_421f8ee3-52a6-43c6-8064-be856250611c.png?v=1776329730</image:loc>
      <image:title>Sodium Chloride, Saturated 32.5% (w/v) - 7220.5-5</image:title>
      <image:caption>Sodium Chloride, Saturated 32.5% (w/v) - 7220.5-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-275-gl-r7219700-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_b85d4014-a2ed-4171-bdfc-5374935642e9.png?v=1776329728</image:loc>
      <image:title>Sodium Chloride, 275 g/L - R7219700-500A</image:title>
      <image:caption>Sodium Chloride, 275 g/L - R7219700-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-00500-normal-n20-from-nfusp-materials-r7330500-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_280617c9-3725-4192-8d5f-d3aff431178c.png?v=1776329730</image:loc>
      <image:title>Sodium Hydroxide, 0.0500 Normal (N/20), from NF/USP materials - R7330500-1A</image:title>
      <image:caption>Sodium Hydroxide, 0.0500 Normal (N/20), from NF/USP materials - R7330500-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-standard-1000-ppm-nacl-72231-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_3a931448-cea8-408b-9da2-3bdf9764262d.png?v=1776329729</image:loc>
      <image:title>Sodium Chloride Standard, 1000 ppm NaCl - 7223.1-32</image:title>
      <image:caption>Sodium Chloride Standard, 1000 ppm NaCl - 7223.1-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-40-wv-nitrogen-free-suitable-for-kjeldahl-nitrogen-analysis-7280-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_10f_98ec4a47-6c65-48f5-8a93-77d9f43d806c.png?v=1776329728</image:loc>
      <image:title>Sodium Hydroxide, 40% (w/v), Nitrogen Free - Suitable for Kjeldahl Nitrogen Analysis - 7280-2.5</image:title>
      <image:caption>Sodium Hydroxide, 40% (w/v), Nitrogen Free - Suitable for Kjeldahl Nitrogen Analysis - 7280-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-30-wv-7274-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_8e9d2374-2857-4c7a-864a-40ebfeac6eab.png?v=1776329733</image:loc>
      <image:title>Sodium Hydroxide, 30% (w/v) - 7274-1</image:title>
      <image:caption>Sodium Hydroxide, 30% (w/v) - 7274-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-5-molar-ionic-strength-adjustor-for-potassium-ise-7227-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_7a637b0c-d971-4437-acfb-313fd1e9c993.png?v=1776329730</image:loc>
      <image:title>Sodium Chloride, 5 Molar, Ionic Strength Adjustor for Potassium ISE - 7227-32</image:title>
      <image:caption>Sodium Chloride, 5 Molar, Ionic Strength Adjustor for Potassium ISE - 7227-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-sulfuric-acid-for-method-a022-r7227700-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_bebc7af7-a4a2-4aaf-9b58-d0f3c65c2ce8.png?v=1776329731</image:loc>
      <image:title>Sodium Chloride / Sulfuric Acid for Method A022 - R7227700-1A</image:title>
      <image:caption>Sodium Chloride / Sulfuric Acid for Method A022 - R7227700-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-05167-normal-r7187500-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_4a9f822c-4cbf-4813-8059-fdca217f18f1.png?v=1776329730</image:loc>
      <image:title>Sodium Carbonate, 0.5167 Normal - R7187500-1A</image:title>
      <image:caption>Sodium Carbonate, 0.5167 Normal - R7187500-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-40-wv-nitrogen-free-suitable-for-kjeldahl-nitrogen-analysis-7280-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_0191948e-a598-4569-a344-d762cc41ddc0.png?v=1776329733</image:loc>
      <image:title>Sodium Hydroxide, 40% (w/v), Nitrogen Free - Suitable for Kjeldahl Nitrogen Analysis - 7280-16</image:title>
      <image:caption>Sodium Hydroxide, 40% (w/v), Nitrogen Free - Suitable for Kjeldahl Nitrogen Analysis - 7280-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-00500-normal-n20-7330-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_33314988-a3fa-4278-8819-14114441b642.png?v=1776329734</image:loc>
      <image:title>Sodium Hydroxide, 0.0500 Normal (N/20) - 7330-5</image:title>
      <image:caption>Sodium Hydroxide, 0.0500 Normal (N/20) - 7330-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-citrate-38-wv-7228-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_7a65c9d4-9d0b-4ce2-88a3-d15b8f49e25d.png?v=1776329731</image:loc>
      <image:title>Sodium Citrate, 3.8% (w/v) - 7228-1</image:title>
      <image:caption>Sodium Citrate, 3.8% (w/v) - 7228-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-50-wv-analytical-reagent-grade-suitable-for-orsat-gas-analysis-7283-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_10f_14caec24-e52b-451f-a9e9-1e333eeeeb9b.png?v=1776329730</image:loc>
      <image:title>Sodium Hydroxide, 50% (w/v), Analytical Reagent Grade Suitable for Orsat Gas Analysis - 7283-2.5</image:title>
      <image:caption>Sodium Hydroxide, 50% (w/v), Analytical Reagent Grade Suitable for Orsat Gas Analysis - 7283-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-30-ww-analytical-reagent-grade-7278-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_10f_83fce2d4-af7a-451c-b84e-c2b13e60b1c8.png?v=1776329734</image:loc>
      <image:title>Sodium Hydroxide, 30% (w/w), Analytical Reagent Grade - 7278-2.5</image:title>
      <image:caption>Sodium Hydroxide, 30% (w/w), Analytical Reagent Grade - 7278-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-00100-normal-n100-7295-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_e08348d1-7f69-4259-9740-fc17032a0474.png?v=1776329739</image:loc>
      <image:title>Sodium Hydroxide, 0.0100 Normal (N/100) - 7295-1</image:title>
      <image:caption>Sodium Hydroxide, 0.0100 Normal (N/100) - 7295-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-00227-normal-1-ml-1-mg-co-7310-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_976d03f3-71ee-4ce1-a4c7-a5adf566dc89.png?v=1776329734</image:loc>
      <image:title>Sodium Hydroxide, 0.0227 Normal, 1 mL = 1 mg CO? - 7310-5</image:title>
      <image:caption>Sodium Hydroxide, 0.0227 Normal, 1 mL = 1 mg CO? - 7310-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-00200-normal-n50-1-ml-1-mg-caco-7300-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_89a09b98-f7dd-43b7-b74d-f89704068b1f.png?v=1776329735</image:loc>
      <image:title>Sodium Hydroxide, 0.0200 Normal (N/50), 1 mL = 1 mg CaCO? - 7300-32</image:title>
      <image:caption>Sodium Hydroxide, 0.0200 Normal (N/50), 1 mL = 1 mg CaCO? - 7300-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-00670-normal-r7343000-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_c9fb08b7-9817-45b4-9b05-438e58838c62.png?v=1776329734</image:loc>
      <image:title>Sodium Hydroxide, 0.0670 Normal - R7343000-500A</image:title>
      <image:caption>Sodium Hydroxide, 0.0670 Normal - R7343000-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-00670-normal-r7343000-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_475482f8-162d-4742-a3d3-839ef4dc49e1.png?v=1776329738</image:loc>
      <image:title>Sodium Hydroxide, 0.0670 Normal - R7343000-1A</image:title>
      <image:caption>Sodium Hydroxide, 0.0670 Normal - R7343000-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-05078-normal-conductivity-47600-scm-at-25c-7225-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_ef195697-caf7-4b97-a9d4-fec4e18e7125.png?v=1776329739</image:loc>
      <image:title>Sodium Chloride, 0.5078 Normal, Conductivity = 47,600 µS/cm at 25°C - 7225-16</image:title>
      <image:caption>Sodium Chloride, 0.5078 Normal, Conductivity = 47,600 µS/cm at 25°C - 7225-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-25-ww-analytical-reagent-grade-7277-30</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_5c0617ba-5a58-4649-b66d-dddfcaefaef8.png?v=1776329733</image:loc>
      <image:title>Sodium Hydroxide, 25% (w/w), Analytical Reagent Grade - 7277-30</image:title>
      <image:caption>Sodium Hydroxide, 25% (w/w), Analytical Reagent Grade - 7277-30</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0500-normal-n2-7400-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_ad579582-6f45-4a57-933b-860f9535b0a1.png?v=1776329737</image:loc>
      <image:title>Sodium Hydroxide, 0.500 Normal (N/2) - 7400-5</image:title>
      <image:caption>Sodium Hydroxide, 0.500 Normal (N/2) - 7400-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-citrate-38-wv-7228-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_6d50c4ca-e4f1-417e-82eb-eacc696f133a.png?v=1776329735</image:loc>
      <image:title>Sodium Citrate, 3.8% (w/v) - 7228-16</image:title>
      <image:caption>Sodium Citrate, 3.8% (w/v) - 7228-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-60-wv-r7286000-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_7683470b-a46b-4129-877e-1c84dc7dcaf9.png?v=1776329736</image:loc>
      <image:title>Sodium Hydroxide, 60% (w/v) - R7286000-500A</image:title>
      <image:caption>Sodium Hydroxide, 60% (w/v) - R7286000-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0600-normal-7416-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_86060571-d02c-4122-b9c9-b44e294588f4.png?v=1776329742</image:loc>
      <image:title>Sodium Hydroxide, 0.600 Normal - 7416-1</image:title>
      <image:caption>Sodium Hydroxide, 0.600 Normal - 7416-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-00200-normal-n50-1-ml-1-mg-caco-7300-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_4e68aee3-744e-48ca-9e4f-01ab06882a44.png?v=1776329734</image:loc>
      <image:title>Sodium Hydroxide, 0.0200 Normal (N/50), 1 mL = 1 mg CaCO? - 7300-5</image:title>
      <image:caption>Sodium Hydroxide, 0.0200 Normal (N/50), 1 mL = 1 mg CaCO? - 7300-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-40-wv-with-sodium-iodide-and-edta-7479-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_81a7593a-ab5d-4088-913f-ff3c94facb54.png?v=1776329734</image:loc>
      <image:title>Sodium Hydroxide, 40% (w/v), with Sodium Iodide and EDTA - 7479-32</image:title>
      <image:caption>Sodium Hydroxide, 40% (w/v), with Sodium Iodide and EDTA - 7479-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-333-ww-72783-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_2018d20c-faf6-4fcc-ac7e-ba1ada4ff2db.png?v=1776329734</image:loc>
      <image:title>Sodium Hydroxide, 33.3% (w/w) - 7278.3-1</image:title>
      <image:caption>Sodium Hydroxide, 33.3% (w/w) - 7278.3-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-05078-normal-conductivity-47600-scm-at-25c-7225-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_abee99e2-fb90-4ea3-be2e-0de908d5c53f.png?v=1776329738</image:loc>
      <image:title>Sodium Chloride, 0.5078 Normal, Conductivity = 47,600 µS/cm at 25°C - 7225-32</image:title>
      <image:caption>Sodium Chloride, 0.5078 Normal, Conductivity = 47,600 µS/cm at 25°C - 7225-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-50-wv-analytical-reagent-grade-suitable-for-orsat-gas-analysis-7283-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_6a9f5769-a211-4814-a79d-86d594d58ad2.png?v=1776329736</image:loc>
      <image:title>Sodium Hydroxide, 50% (w/v), Analytical Reagent Grade Suitable for Orsat Gas Analysis - 7283-16</image:title>
      <image:caption>Sodium Hydroxide, 50% (w/v), Analytical Reagent Grade Suitable for Orsat Gas Analysis - 7283-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-5-molar-ionic-strength-adjustor-for-potassium-ise-7227-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_a1bda597-0c6a-4588-8497-1b622ebcb011.png?v=1776329739</image:loc>
      <image:title>Sodium Chloride, 5 Molar, Ionic Strength Adjustor for Potassium ISE - 7227-16</image:title>
      <image:caption>Sodium Chloride, 5 Molar, Ionic Strength Adjustor for Potassium ISE - 7227-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0900-normal-7448-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_10f_242ec54a-fe4b-4a0a-a4e8-71c0d5a2fa3a.png?v=1776329740</image:loc>
      <image:title>Sodium Hydroxide, 0.900 Normal - 7448-2.5</image:title>
      <image:caption>Sodium Hydroxide, 0.900 Normal - 7448-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-30-wv-7220-55</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-55e_6dd7d972-aa53-48e5-a0a9-d26e183fbd32.png?v=1776329737</image:loc>
      <image:title>Sodium Chloride, 30% (w/v) - 7220-55</image:title>
      <image:caption>Sodium Chloride, 30% (w/v) - 7220-55</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-00866-normal-73483-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_431b99dc-4775-4cdd-9f54-20388d01ea71.png?v=1776329741</image:loc>
      <image:title>Sodium Hydroxide, 0.0866 Normal - 7348.3-32</image:title>
      <image:caption>Sodium Hydroxide, 0.0866 Normal - 7348.3-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0725-normal-r7435000-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_3a9d6dd5-7190-485c-a412-29599c5ca53f.png?v=1776329739</image:loc>
      <image:title>Sodium Hydroxide, 0.725 Normal - R7435000-20F</image:title>
      <image:caption>Sodium Hydroxide, 0.725 Normal - R7435000-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-00500-normal-n20-7330-1ct</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-4f_d862d49d-e28a-4e43-9027-c7a88f90b720.png?v=1776329739</image:loc>
      <image:title>Sodium Hydroxide, 0.0500 Normal (N/20) - 7330-1CT</image:title>
      <image:caption>Sodium Hydroxide, 0.0500 Normal (N/20) - 7330-1CT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-00100-normal-n100-7295-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_4dcb0d16-9adf-4201-b68c-e8f64b7a9eae.png?v=1776329740</image:loc>
      <image:title>Sodium Hydroxide, 0.0100 Normal (N/100) - 7295-16</image:title>
      <image:caption>Sodium Hydroxide, 0.0100 Normal (N/100) - 7295-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0078-n-r7347800-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_46136b2a-cd87-4ad3-9977-60f0fb9c3366.png?v=1776329737</image:loc>
      <image:title>Sodium Hydroxide, 0.078 N - R7347800-500A</image:title>
      <image:caption>Sodium Hydroxide, 0.078 N - R7347800-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0600-normal-7416-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_76688007-be0b-4dca-a80e-56170318e0ea.png?v=1776329738</image:loc>
      <image:title>Sodium Hydroxide, 0.600 Normal - 7416-32</image:title>
      <image:caption>Sodium Hydroxide, 0.600 Normal - 7416-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-25-ww-analytical-reagent-grade-7277-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_e4a800f6-4429-4dc7-9f6f-e2678c4a344c.png?v=1776329737</image:loc>
      <image:title>Sodium Hydroxide, 25% (w/w), Analytical Reagent Grade - 7277-1</image:title>
      <image:caption>Sodium Hydroxide, 25% (w/w), Analytical Reagent Grade - 7277-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-40-wv-nitrogen-free-suitable-for-kjeldahl-nitrogen-analysis-7280-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_4f5a7e83-02ef-42a3-ac2b-c835c835c589.png?v=1776329739</image:loc>
      <image:title>Sodium Hydroxide, 40% (w/v), Nitrogen Free - Suitable for Kjeldahl Nitrogen Analysis - 7280-5</image:title>
      <image:caption>Sodium Hydroxide, 40% (w/v), Nitrogen Free - Suitable for Kjeldahl Nitrogen Analysis - 7280-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-00450-normal-7325-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_c249b525-138e-4b01-804d-a57070a25ca1.png?v=1776329740</image:loc>
      <image:title>Sodium Hydroxide, 0.0450 Normal - 7325-1</image:title>
      <image:caption>Sodium Hydroxide, 0.0450 Normal - 7325-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-00833-normal-7348-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_837d553b-2d41-4a0d-9e19-2259e55c11db.png?v=1776329739</image:loc>
      <image:title>Sodium Hydroxide, 0.0833 Normal - 7348-5</image:title>
      <image:caption>Sodium Hydroxide, 0.0833 Normal - 7348-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-edta-solution-10-normal-7478-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_1550901c-0313-4255-9ee0-57306b79f10f.png?v=1776329743</image:loc>
      <image:title>Sodium Hydroxide - EDTA Solution, 10 Normal - 7478-32</image:title>
      <image:caption>Sodium Hydroxide - EDTA Solution, 10 Normal - 7478-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0712-n-r7431000-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_130c2eaa-12a0-4103-8264-cd0885eb602f.png?v=1776329741</image:loc>
      <image:title>Sodium Hydroxide, 0.712 N - R7431000-20F</image:title>
      <image:caption>Sodium Hydroxide, 0.712 N - R7431000-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-00227-normal-1-ml-1-mg-co-7310-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_dd5e8f13-f7ff-408e-a3f9-de13f5cac476.png?v=1776329742</image:loc>
      <image:title>Sodium Hydroxide, 0.0227 Normal, 1 mL = 1 mg CO? - 7310-32</image:title>
      <image:caption>Sodium Hydroxide, 0.0227 Normal, 1 mL = 1 mg CO? - 7310-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-saturated-r7227600-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_a58911ca-94e9-43dd-9782-fd7a97bec794.png?v=1776329746</image:loc>
      <image:title>Sodium Chloride, Saturated - R7227600-500A</image:title>
      <image:caption>Sodium Chloride, Saturated - R7227600-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-00500-normal-n20-7330-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_1fb5ef1c-9f73-406d-9d22-8a62c41bf601.png?v=1776329742</image:loc>
      <image:title>Sodium Hydroxide, 0.0500 Normal (N/20) - 7330-16</image:title>
      <image:caption>Sodium Hydroxide, 0.0500 Normal (N/20) - 7330-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-50-wv-analytical-reagent-grade-suitable-for-orsat-gas-analysis-7283-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_d643b049-9035-49ce-97cd-b87614ed41ae.png?v=1776329741</image:loc>
      <image:title>Sodium Hydroxide, 50% (w/v), Analytical Reagent Grade Suitable for Orsat Gas Analysis - 7283-5</image:title>
      <image:caption>Sodium Hydroxide, 50% (w/v), Analytical Reagent Grade Suitable for Orsat Gas Analysis - 7283-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-citrate-32-wv-7229-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_2b297481-0920-4391-bb37-be214c3c9aaf.png?v=1776329742</image:loc>
      <image:title>Sodium Citrate, 3.2% (w/v) - 7229-16</image:title>
      <image:caption>Sodium Citrate, 3.2% (w/v) - 7229-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-40-wv-nitrogen-free-suitable-for-kjeldahl-nitrogen-analysis-7280-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_a301d171-bea8-4005-a3ef-69e519dfc5a8.png?v=1776329745</image:loc>
      <image:title>Sodium Hydroxide, 40% (w/v), Nitrogen Free - Suitable for Kjeldahl Nitrogen Analysis - 7280-32</image:title>
      <image:caption>Sodium Hydroxide, 40% (w/v), Nitrogen Free - Suitable for Kjeldahl Nitrogen Analysis - 7280-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-00500-normal-n20-r7222050-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_a5157461-b83a-4e13-b0b4-232274e4d6c1.png?v=1776329741</image:loc>
      <image:title>Sodium Chloride, 0.0500 Normal (N/20) - R7222050-1A</image:title>
      <image:caption>Sodium Chloride, 0.0500 Normal (N/20) - R7222050-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-100-normal-7450-55</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-55e_9566103b-7778-4519-afc9-c64847abddcb.png?v=1776329745</image:loc>
      <image:title>Sodium Hydroxide, 1.00 Normal - 7450-55</image:title>
      <image:caption>Sodium Hydroxide, 1.00 Normal - 7450-55</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-00500-normal-n20-7330-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_dcf933c4-e511-44fe-a420-4e2bfb3540c9.png?v=1776329749</image:loc>
      <image:title>Sodium Hydroxide, 0.0500 Normal (N/20) - 7330-2.5</image:title>
      <image:caption>Sodium Hydroxide, 0.0500 Normal (N/20) - 7330-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-50-wv-analytical-reagent-grade-suitable-for-orsat-gas-analysis-7283-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_726e2081-6e35-45fc-8b24-b12d5369b3ab.png?v=1776329743</image:loc>
      <image:title>Sodium Hydroxide, 50% (w/v), Analytical Reagent Grade Suitable for Orsat Gas Analysis - 7283-1</image:title>
      <image:caption>Sodium Hydroxide, 50% (w/v), Analytical Reagent Grade Suitable for Orsat Gas Analysis - 7283-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-solution-strong-r-7481-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_03860f67-dae8-41a6-97e6-fb2bad1782d6.png?v=1776329743</image:loc>
      <image:title>Sodium Hydroxide Solution, Strong R - 7481-16</image:title>
      <image:caption>Sodium Hydroxide Solution, Strong R - 7481-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0100-normal-n10-7350-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_bf6a902d-e5dd-465b-b127-8f778acb088e.png?v=1776329744</image:loc>
      <image:title>Sodium Hydroxide, 0.100 Normal (N/10) - 7350-32</image:title>
      <image:caption>Sodium Hydroxide, 0.100 Normal (N/10) - 7350-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-sulfide-for-kjeldahl-nitrogen-analysis-using-mercury-catalyst-7480-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_970a9dbf-f396-4ae4-a7d2-42ef57d57454.png?v=1776329743</image:loc>
      <image:title>Sodium Hydroxide-Sulfide for Kjeldahl Nitrogen Analysis using Mercury Catalyst - 7480-5</image:title>
      <image:caption>Sodium Hydroxide-Sulfide for Kjeldahl Nitrogen Analysis using Mercury Catalyst - 7480-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-40-wv-from-fcc-grade-material-r7280300-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_781e42e3-f495-414c-a3f1-2723626d2d0f.png?v=1776329744</image:loc>
      <image:title>Sodium Hydroxide, 40% (w/v), from FCC grade material - R7280300-20F</image:title>
      <image:caption>Sodium Hydroxide, 40% (w/v), from FCC grade material - R7280300-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-lauryl-sulfate-000300-normal-r7492500-500c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_cd2f4381-b90d-47da-a4a5-2c3165181570.png?v=1776329745</image:loc>
      <image:title>Sodium Lauryl Sulfate, 0.00300 Normal - R7492500-500C</image:title>
      <image:caption>Sodium Lauryl Sulfate, 0.00300 Normal - R7492500-500C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0816-normal-r7442000-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_ddd8434c-1739-437e-8613-902b88b41f87.png?v=1776329743</image:loc>
      <image:title>Sodium Hydroxide, 0.816 Normal - R7442000-4A</image:title>
      <image:caption>Sodium Hydroxide, 0.816 Normal - R7442000-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-300-normal-r7227300-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_5850308a-a05b-4e8a-9052-5b9812532121.png?v=1776329744</image:loc>
      <image:title>Sodium Chloride, 3.00 Normal - R7227300-500A</image:title>
      <image:caption>Sodium Chloride, 3.00 Normal - R7227300-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-50-wv-from-fcc-grade-material-7282-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_92aa825f-7094-441b-807b-4479b8cff980.png?v=1776329744</image:loc>
      <image:title>Sodium Hydroxide, 50% (w/v), from FCC grade material - 7282-5</image:title>
      <image:caption>Sodium Hydroxide, 50% (w/v), from FCC grade material - 7282-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-edta-solution-10-normal-7478-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_5737de9e-d198-4c5d-9543-c80df44edcfd.png?v=1776329745</image:loc>
      <image:title>Sodium Hydroxide - EDTA Solution, 10 Normal - 7478-16</image:title>
      <image:caption>Sodium Hydroxide - EDTA Solution, 10 Normal - 7478-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-100-normal-7450-1ct</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-4f_fad91149-b558-4df7-8917-0083ba676e09.png?v=1776329745</image:loc>
      <image:title>Sodium Hydroxide, 1.00 Normal - 7450-1CT</image:title>
      <image:caption>Sodium Hydroxide, 1.00 Normal - 7450-1CT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-100-normal-7450-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_758f4b54-93df-47f2-9ae4-aed6891ba6ae.png?v=1776329742</image:loc>
      <image:title>Sodium Hydroxide, 1.00 Normal - 7450-1</image:title>
      <image:caption>Sodium Hydroxide, 1.00 Normal - 7450-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-citrate-38-wv-7228-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120a_9eb81886-2e09-412d-8357-30fe8047d8f8.png?v=1776329747</image:loc>
      <image:title>Sodium Citrate, 3.8% (w/v) - 7228-4</image:title>
      <image:caption>Sodium Citrate, 3.8% (w/v) - 7228-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-100-normal-7450-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_120a_39e2f718-6ec5-4a34-ba6d-8f8953b14ed0.png?v=1776329744</image:loc>
      <image:title>Sodium Hydroxide, 1.00 Normal - 7450-4</image:title>
      <image:caption>Sodium Hydroxide, 1.00 Normal - 7450-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-50-wv-analytical-reagent-grade-suitable-for-orsat-gas-analysis-7283-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_5f8862ea-0a8d-40d3-b643-733d7fe0bbae.png?v=1776329746</image:loc>
      <image:title>Sodium Hydroxide, 50% (w/v), Analytical Reagent Grade Suitable for Orsat Gas Analysis - 7283-32</image:title>
      <image:caption>Sodium Hydroxide, 50% (w/v), Analytical Reagent Grade Suitable for Orsat Gas Analysis - 7283-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-50-wv-from-fcc-grade-material-7282-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_9cca0d3b-d3a1-4aae-95e1-5f07d841ff2b.png?v=1776329748</image:loc>
      <image:title>Sodium Hydroxide, 50% (w/v), from FCC grade material - 7282-1</image:title>
      <image:caption>Sodium Hydroxide, 50% (w/v), from FCC grade material - 7282-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0500-normal-n2-7400-1ct</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-4f_c4d9f209-f0e3-48c9-ad1b-ffb0c21b5b27.png?v=1776329746</image:loc>
      <image:title>Sodium Hydroxide, 0.500 Normal (N/2) - 7400-1CT</image:title>
      <image:caption>Sodium Hydroxide, 0.500 Normal (N/2) - 7400-1CT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0100-normal-n10-7350-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120a_730de46d-cd6b-4ab3-8b46-ba42c5759835.png?v=1776329745</image:loc>
      <image:title>Sodium Hydroxide, 0.100 Normal (N/10) - 7350-4</image:title>
      <image:caption>Sodium Hydroxide, 0.100 Normal (N/10) - 7350-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-1n-with-icp-testing-74503-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_571054a4-80a5-4767-9c1d-acdfef75e2b6.png?v=1776329745</image:loc>
      <image:title>Sodium Hydroxide, 1N with ICP testing - 7450.3-32</image:title>
      <image:caption>Sodium Hydroxide, 1N with ICP testing - 7450.3-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0100-normal-n10-7350-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_8519e251-0aeb-4c22-acaa-43cd504748c4.png?v=1776329745</image:loc>
      <image:title>Sodium Hydroxide, 0.100 Normal (N/10) - 7350-1</image:title>
      <image:caption>Sodium Hydroxide, 0.100 Normal (N/10) - 7350-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0100-normal-n10-7350-8</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_f5276709-14cb-46b3-b78a-fdc12be04f0f.png?v=1776329747</image:loc>
      <image:title>Sodium Hydroxide, 0.100 Normal (N/10) - 7350-8</image:title>
      <image:caption>Sodium Hydroxide, 0.100 Normal (N/10) - 7350-8</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-solution-dilute-r-7482-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_94337104-6f0d-4839-bf03-943dc8a81ec6.png?v=1776329748</image:loc>
      <image:title>Sodium Hydroxide Solution, Dilute R - 7482-32</image:title>
      <image:caption>Sodium Hydroxide Solution, Dilute R - 7482-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0100-normal-n10-7350-1ct</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-4f_75028814-a0ad-4603-aef5-2b9042132317.png?v=1776329748</image:loc>
      <image:title>Sodium Hydroxide, 0.100 Normal (N/10) - 7350-1CT</image:title>
      <image:caption>Sodium Hydroxide, 0.100 Normal (N/10) - 7350-1CT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-30-ww-analytical-reagent-grade-7278-15g</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_ecc3c791-1630-4c76-9c5e-c186be95b8eb.png?v=1776329748</image:loc>
      <image:title>Sodium Hydroxide, 30% (w/w), Analytical Reagent Grade - 7278-15G</image:title>
      <image:caption>Sodium Hydroxide, 30% (w/w), Analytical Reagent Grade - 7278-15G</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-chloride-50-1-wv-r7478100-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_ef3f3661-ab78-46f5-b72f-1dd525239feb.png?v=1776329749</image:loc>
      <image:title>Sodium Hydroxide - Chloride, 50% / 1% (w/v) - R7478100-1A</image:title>
      <image:caption>Sodium Hydroxide - Chloride, 50% / 1% (w/v) - R7478100-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-solution-dilute-r-7482-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_f500eb21-c023-42b2-8432-f01f2b48cb64.png?v=1776329749</image:loc>
      <image:title>Sodium Hydroxide Solution, Dilute R - 7482-16</image:title>
      <image:caption>Sodium Hydroxide Solution, Dilute R - 7482-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-100-normal-7450-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_c9dea963-2e94-4b13-99d4-a26259e3aae9.png?v=1776329749</image:loc>
      <image:title>Sodium Hydroxide, 1.00 Normal - 7450-5</image:title>
      <image:caption>Sodium Hydroxide, 1.00 Normal - 7450-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-100-normal-7450-5hp</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_2a183bfb-2047-4d7a-96ba-02cabe3cc6e7.png?v=1776329750</image:loc>
      <image:title>Sodium Hydroxide, 1.00 Normal - 7450-5HP</image:title>
      <image:caption>Sodium Hydroxide, 1.00 Normal - 7450-5HP</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-citrate-10-ww-10-g-90-ml-water-7230-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_2f1f5ec0-d1d3-4f48-9746-e6e86ba00432.png?v=1776329746</image:loc>
      <image:title>Sodium Citrate, 10% (w/w)  (10 g + 90 mL Water) - 7230-16</image:title>
      <image:caption>Sodium Citrate, 10% (w/w)  (10 g + 90 mL Water) - 7230-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0500-normal-n2-7400-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_8cf844ee-0188-4ead-a67a-abf97b4baf26.png?v=1776329750</image:loc>
      <image:title>Sodium Hydroxide, 0.500 Normal (N/2) - 7400-1</image:title>
      <image:caption>Sodium Hydroxide, 0.500 Normal (N/2) - 7400-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-120-normal-r7450200-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_e5b77a91-de09-4348-9a03-5584f1301ce3.png?v=1776329745</image:loc>
      <image:title>Sodium Hydroxide, 1.20 Normal - R7450200-1A</image:title>
      <image:caption>Sodium Hydroxide, 1.20 Normal - R7450200-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-100-normal-in-9-vv-ammonium-hydroxide-7483-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_5e866290-6474-46bf-bcf4-8a2e3a7ec906.png?v=1776329750</image:loc>
      <image:title>Sodium Hydroxide, 1.00 Normal in 9% (v/v) Ammonium Hydroxide - 7483-5</image:title>
      <image:caption>Sodium Hydroxide, 1.00 Normal in 9% (v/v) Ammonium Hydroxide - 7483-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0100-normal-n10-7350-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_7151bbac-3022-4b3b-b681-04a9b4df1488.png?v=1776329748</image:loc>
      <image:title>Sodium Hydroxide, 0.100 Normal (N/10) - 7350-5</image:title>
      <image:caption>Sodium Hydroxide, 0.100 Normal (N/10) - 7350-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0100-normal-n10-from-nfusp-materials-r7350005-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_10bb641b-34bb-4506-b456-0fe0f93d071f.png?v=1776329748</image:loc>
      <image:title>Sodium Hydroxide, 0.100 Normal (N/10), from NF/USP materials - R7350005-1A</image:title>
      <image:caption>Sodium Hydroxide, 0.100 Normal (N/10), from NF/USP materials - R7350005-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-thiosulfate-40-25-wv-for-kjeldahl-nitrogen-analysis-using-mercury-catalyst-7490-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_3aa8b2b5-c429-4fc1-8c84-63755a044a02.png?v=1776329751</image:loc>
      <image:title>Sodium Hydroxide-Thiosulfate, 40%-2.5% (w/v) for Kjeldahl Nitrogen Analysis using Mercury Catalyst - 7490-1</image:title>
      <image:caption>Sodium Hydroxide-Thiosulfate, 40%-2.5% (w/v) for Kjeldahl Nitrogen Analysis using Mercury Catalyst - 7490-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-01142-normal-7355-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_14bfe199-b084-4123-9e0d-45860e1f66c6.png?v=1776329750</image:loc>
      <image:title>Sodium Hydroxide, 0.1142 Normal - 7355-1</image:title>
      <image:caption>Sodium Hydroxide, 0.1142 Normal - 7355-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-100-normal-from-nfuspep-material-r7450010-120a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_120a_9abbf390-d241-4372-990e-bdc7bad92841.png?v=1776329750</image:loc>
      <image:title>Sodium Hydroxide, 1.00 Normal, from NF/USP/EP material - R7450010-120A</image:title>
      <image:caption>Sodium Hydroxide, 1.00 Normal, from NF/USP/EP material - R7450010-120A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-methoxide-5-wv-in-methanol-r7493050-250c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_a0546f2a-6a7b-413b-9311-665ee29d94f3.png?v=1776329753</image:loc>
      <image:title>Sodium Methoxide, 5% (w/v) in Methanol - R7493050-250C</image:title>
      <image:caption>Sodium Methoxide, 5% (w/v) in Methanol - R7493050-250C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-lauryl-sulfate-000800-normal-r7492700-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_60a61801-af96-46af-9c8b-7bcb7a25bec0.png?v=1776329750</image:loc>
      <image:title>Sodium Lauryl Sulfate, 0.00800 Normal - R7492700-1C</image:title>
      <image:caption>Sodium Lauryl Sulfate, 0.00800 Normal - R7492700-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0100-normal-n10-from-nfusp-materials-r7350005-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_249ae75e-9604-4ec4-a45e-f79783660e8f.png?v=1776329751</image:loc>
      <image:title>Sodium Hydroxide, 0.100 Normal (N/10), from NF/USP materials - R7350005-4A</image:title>
      <image:caption>Sodium Hydroxide, 0.100 Normal (N/10), from NF/USP materials - R7350005-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0125-normal-n8-7356-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_98ad73ee-1fb7-4967-8640-1c26b8efb0cf.png?v=1776329753</image:loc>
      <image:title>Sodium Hydroxide, 0.125 Normal (N/8) - 7356-32</image:title>
      <image:caption>Sodium Hydroxide, 0.125 Normal (N/8) - 7356-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-lauryl-sulfate-00200-normal-r7492750-500c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_c46ab0b6-2834-4ee2-8a48-b8d793a94626.png?v=1776329751</image:loc>
      <image:title>Sodium Lauryl Sulfate, 0.0200 Normal - R7492750-500C</image:title>
      <image:caption>Sodium Lauryl Sulfate, 0.0200 Normal - R7492750-500C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hypochlorite-solution-25-ww-naocl-74951-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_36a3a43f-a362-4dc2-b52a-ac755ec08ae4.png?v=1776329749</image:loc>
      <image:title>Sodium Hypochlorite Solution, 2.5% (w/w) NaOCl - 7495.1-16</image:title>
      <image:caption>Sodium Hypochlorite Solution, 2.5% (w/w) NaOCl - 7495.1-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-200-normal-7455-1ct</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-4f_214dd7ac-0c9b-4a93-85dd-3a4923d6f5b2.png?v=1776329751</image:loc>
      <image:title>Sodium Hydroxide, 2.00 Normal - 7455-1CT</image:title>
      <image:caption>Sodium Hydroxide, 2.00 Normal - 7455-1CT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-01142-normal-7355-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_6a11ac65-3ad7-4f0a-ba8b-b4ae1fa17b58.png?v=1776329750</image:loc>
      <image:title>Sodium Hydroxide, 0.1142 Normal - 7355-5</image:title>
      <image:caption>Sodium Hydroxide, 0.1142 Normal - 7355-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-200-normal-7455-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_6a476d98-521d-42c2-ae8e-701784bf6112.png?v=1776329749</image:loc>
      <image:title>Sodium Hydroxide, 2.00 Normal - 7455-1</image:title>
      <image:caption>Sodium Hydroxide, 2.00 Normal - 7455-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-solution-strong-r-7481-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_a2dca6ab-835e-49ec-8a14-26a701439329.png?v=1776329751</image:loc>
      <image:title>Sodium Hydroxide Solution, Strong R - 7481-32</image:title>
      <image:caption>Sodium Hydroxide Solution, Strong R - 7481-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-01562-normal-7357-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_72c43404-3d15-4880-84b9-97c76a2a75d7.png?v=1776329752</image:loc>
      <image:title>Sodium Hydroxide, 0.1562 Normal - 7357-32</image:title>
      <image:caption>Sodium Hydroxide, 0.1562 Normal - 7357-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-thiosulfate-50-25-wv-for-kjeldahl-nitrogen-analysis-using-copper-catalyst-7495-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_10f_fe1ed739-8793-46ca-8845-1f547c0c460c.png?v=1776329752</image:loc>
      <image:title>Sodium Hydroxide-Thiosulfate, 50%-2.5% (w/v) for Kjeldahl Nitrogen Analysis using Copper Catalyst - 7495-2.5</image:title>
      <image:caption>Sodium Hydroxide-Thiosulfate, 50%-2.5% (w/v) for Kjeldahl Nitrogen Analysis using Copper Catalyst - 7495-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0102-normal-r7350200-10f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_9fdf8e6b-e0ca-40ff-b7dc-2b029700a407.png?v=1776329754</image:loc>
      <image:title>Sodium Hydroxide, 0.102 Normal - R7350200-10F</image:title>
      <image:caption>Sodium Hydroxide, 0.102 Normal - R7350200-10F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hypochlorite-solution-1-ww-naocl-r7495060-120b</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_120b_0d55d61d-c390-422a-ae44-7a326c271cd4.png?v=1776329750</image:loc>
      <image:title>Sodium Hypochlorite Solution, 1% (w/w) NaOCl - R7495060-120B</image:title>
      <image:caption>Sodium Hypochlorite Solution, 1% (w/w) NaOCl - R7495060-120B</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-150-normal-7451-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_cd86d525-c507-45ef-9798-e9e07e1b7b7f.png?v=1776329753</image:loc>
      <image:title>Sodium Hydroxide, 1.50 Normal - 7451-1</image:title>
      <image:caption>Sodium Hydroxide, 1.50 Normal - 7451-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0111-normal-n9-7354-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_6a1d6dfb-c275-4e96-afee-1ff9c5ce6528.png?v=1776329753</image:loc>
      <image:title>Sodium Hydroxide, 0.111 Normal (N/9) - 7354-32</image:title>
      <image:caption>Sodium Hydroxide, 0.111 Normal (N/9) - 7354-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0100-normal-n10-7350-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_907d804d-027d-4603-8fd2-753b1d5e0784.png?v=1776329752</image:loc>
      <image:title>Sodium Hydroxide, 0.100 Normal (N/10) - 7350-16</image:title>
      <image:caption>Sodium Hydroxide, 0.100 Normal (N/10) - 7350-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-lauryl-sulfate-000400-normal-r7492600-4c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_0cac89df-89bf-464a-8616-985809e6526e.png?v=1776329750</image:loc>
      <image:title>Sodium Lauryl Sulfate, 0.00400 Normal - R7492600-4C</image:title>
      <image:caption>Sodium Lauryl Sulfate, 0.00400 Normal - R7492600-4C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-100-normal-7450-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_10f_2cfd4c99-1c6e-4005-9efd-f6fd914716ac.png?v=1776329755</image:loc>
      <image:title>Sodium Hydroxide, 1.00 Normal - 7450-2.5</image:title>
      <image:caption>Sodium Hydroxide, 1.00 Normal - 7450-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-thiosulfate-50-25-wv-for-kjeldahl-nitrogen-analysis-using-copper-catalyst-7495-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_9ec4dce8-9036-460e-aa5d-323e2f376348.png?v=1776329753</image:loc>
      <image:title>Sodium Hydroxide-Thiosulfate, 50%-2.5% (w/v) for Kjeldahl Nitrogen Analysis using Copper Catalyst - 7495-32</image:title>
      <image:caption>Sodium Hydroxide-Thiosulfate, 50%-2.5% (w/v) for Kjeldahl Nitrogen Analysis using Copper Catalyst - 7495-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-tartrate-10-wv-7850-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_823ac780-60f9-43cb-b27a-bca94583036f.png?v=1776329757</image:loc>
      <image:title>Sodium Tartrate, 10% (w/v) - 7850-16</image:title>
      <image:caption>Sodium Tartrate, 10% (w/v) - 7850-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0600-normal-7416-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_956b67bd-b968-47ca-9f6e-0980f2554e80.png?v=1776329752</image:loc>
      <image:title>Sodium Hydroxide, 0.600 Normal - 7416-5</image:title>
      <image:caption>Sodium Hydroxide, 0.600 Normal - 7416-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-sulfite-antioxidant-buffer-7825-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_ad8caf71-4553-4762-aa5f-32d61d521d5c.png?v=1776329757</image:loc>
      <image:title>Sodium Sulfite Antioxidant Buffer - 7825-1</image:title>
      <image:caption>Sodium Sulfite Antioxidant Buffer - 7825-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0125-normal-n8-7356-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_b8ab8055-ad9a-445f-ac76-9d340acadca4.png?v=1776329754</image:loc>
      <image:title>Sodium Hydroxide, 0.125 Normal (N/8) - 7356-5</image:title>
      <image:caption>Sodium Hydroxide, 0.125 Normal (N/8) - 7356-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0111-normal-n9-7354-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_c334742e-88cf-489e-a068-d4ee1c948451.png?v=1776329757</image:loc>
      <image:title>Sodium Hydroxide, 0.111 Normal (N/9) - 7354-1</image:title>
      <image:caption>Sodium Hydroxide, 0.111 Normal (N/9) - 7354-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-thiosulfate-50-25-wv-for-kjeldahl-nitrogen-analysis-using-copper-catalyst-7495-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_d0776565-7d72-4bf1-9e54-784742e51a96.png?v=1776329759</image:loc>
      <image:title>Sodium Hydroxide-Thiosulfate, 50%-2.5% (w/v) for Kjeldahl Nitrogen Analysis using Copper Catalyst - 7495-5</image:title>
      <image:caption>Sodium Hydroxide-Thiosulfate, 50%-2.5% (w/v) for Kjeldahl Nitrogen Analysis using Copper Catalyst - 7495-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-lauryl-sulfate-00100-molar-normal-r7492720-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_373447b0-b115-48e8-92c3-5f2e8ef92779.png?v=1776329756</image:loc>
      <image:title>Sodium Lauryl Sulfate, 0.0100 Molar (Normal) - R7492720-500A</image:title>
      <image:caption>Sodium Lauryl Sulfate, 0.0100 Molar (Normal) - R7492720-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-01562-normal-7357-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_93183d42-f770-44e4-b643-ec03f4ada38c.png?v=1776329753</image:loc>
      <image:title>Sodium Hydroxide, 0.1562 Normal - 7357-5</image:title>
      <image:caption>Sodium Hydroxide, 0.1562 Normal - 7357-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-125-normal-7452-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_02613b5e-60ed-4acc-aaa4-422357ee180f.png?v=1776329759</image:loc>
      <image:title>Sodium Hydroxide, 1.25 Normal - 7452-5</image:title>
      <image:caption>Sodium Hydroxide, 1.25 Normal - 7452-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-120-normal-r7450200-20e1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_1b5b806c-7481-499e-bc75-7f9a2090159c.png?v=1776329760</image:loc>
      <image:title>Sodium Hydroxide, 1.20 Normal - R7450200-20E1</image:title>
      <image:caption>Sodium Hydroxide, 1.20 Normal - R7450200-20E1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-tartrate-10-wv-7850-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_6346adc2-c117-4a78-820b-8128d848a04e.png?v=1776329757</image:loc>
      <image:title>Sodium Tartrate, 10% (w/v) - 7850-32</image:title>
      <image:caption>Sodium Tartrate, 10% (w/v) - 7850-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-thiosulfate-50-25-wv-for-kjeldahl-nitrogen-analysis-using-copper-catalyst-7495-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_634c10c4-dd60-487c-9ae8-ccf2603395fc.png?v=1776329758</image:loc>
      <image:title>Sodium Hydroxide-Thiosulfate, 50%-2.5% (w/v) for Kjeldahl Nitrogen Analysis using Copper Catalyst - 7495-16</image:title>
      <image:caption>Sodium Hydroxide-Thiosulfate, 50%-2.5% (w/v) for Kjeldahl Nitrogen Analysis using Copper Catalyst - 7495-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-160-normal-r7454600-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_f8dc182a-1ac8-4df7-8528-b4dd034a9f6d.png?v=1776329759</image:loc>
      <image:title>Sodium Hydroxide, 1.60 Normal - R7454600-4A</image:title>
      <image:caption>Sodium Hydroxide, 1.60 Normal - R7454600-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-100-normal-7450-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_63a13857-2e19-471f-a565-136d69f86371.png?v=1776329762</image:loc>
      <image:title>Sodium Hydroxide, 1.00 Normal - 7450-16</image:title>
      <image:caption>Sodium Hydroxide, 1.00 Normal - 7450-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0200-normal-n5-7360-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_d78afb25-72b8-4a78-b83c-e41c79bcf5fa.png?v=1776329756</image:loc>
      <image:title>Sodium Hydroxide, 0.200 Normal (N/5) - 7360-5</image:title>
      <image:caption>Sodium Hydroxide, 0.200 Normal (N/5) - 7360-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-sulfide-for-kjeldahl-nitrogen-analysis-using-mercury-catalyst-7480-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_4cee365b-d7f4-4371-85bd-684e7b687662.png?v=1776329756</image:loc>
      <image:title>Sodium Hydroxide-Sulfide for Kjeldahl Nitrogen Analysis using Mercury Catalyst - 7480-1</image:title>
      <image:caption>Sodium Hydroxide-Sulfide for Kjeldahl Nitrogen Analysis using Mercury Catalyst - 7480-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-thiosulfate-50-25-wv-for-kjeldahl-nitrogen-analysis-using-copper-catalyst-7495-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_e330157c-f800-44c1-abbd-6e95838c83f4.png?v=1776329757</image:loc>
      <image:title>Sodium Hydroxide-Thiosulfate, 50%-2.5% (w/v) for Kjeldahl Nitrogen Analysis using Copper Catalyst - 7495-1</image:title>
      <image:caption>Sodium Hydroxide-Thiosulfate, 50%-2.5% (w/v) for Kjeldahl Nitrogen Analysis using Copper Catalyst - 7495-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-thiosulfate-40-25-wv-for-kjeldahl-nitrogen-analysis-using-mercury-catalyst-7490-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_282bb150-4f04-47d3-828c-2cae873de3b9.png?v=1776329756</image:loc>
      <image:title>Sodium Hydroxide-Thiosulfate, 40%-2.5% (w/v) for Kjeldahl Nitrogen Analysis using Mercury Catalyst - 7490-5</image:title>
      <image:caption>Sodium Hydroxide-Thiosulfate, 40%-2.5% (w/v) for Kjeldahl Nitrogen Analysis using Mercury Catalyst - 7490-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-thiosulfate-40-25-wv-for-kjeldahl-nitrogen-analysis-using-mercury-catalyst-7490-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_10f_a4e5fd93-1c0c-4647-bb06-62bdf482a2ec.png?v=1776329757</image:loc>
      <image:title>Sodium Hydroxide-Thiosulfate, 40%-2.5% (w/v) for Kjeldahl Nitrogen Analysis using Mercury Catalyst - 7490-2.5</image:title>
      <image:caption>Sodium Hydroxide-Thiosulfate, 40%-2.5% (w/v) for Kjeldahl Nitrogen Analysis using Mercury Catalyst - 7490-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0500-normal-n2-7400-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_1245a0aa-19cd-425f-9748-b1ceac4cd8fc.png?v=1776329761</image:loc>
      <image:title>Sodium Hydroxide, 0.500 Normal (N/2) - 7400-32</image:title>
      <image:caption>Sodium Hydroxide, 0.500 Normal (N/2) - 7400-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-125-normal-7452-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_08d97ad9-9862-48e9-99ce-41049e0b8950.png?v=1776329756</image:loc>
      <image:title>Sodium Hydroxide, 1.25 Normal - 7452-1</image:title>
      <image:caption>Sodium Hydroxide, 1.25 Normal - 7452-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-100-normal-from-nfuspep-material-r7450010-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_4f808126-a9b5-46af-af3b-83e62fa3600e.png?v=1776329758</image:loc>
      <image:title>Sodium Hydroxide, 1.00 Normal, from NF/USP/EP material - R7450010-1A</image:title>
      <image:caption>Sodium Hydroxide, 1.00 Normal, from NF/USP/EP material - R7450010-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-sulfite-10-molar-ph-95-r7832100-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_9bcc214d-5dd9-48ed-838d-80c324458b81.png?v=1776329760</image:loc>
      <image:title>Sodium Sulfite, 1.0 Molar, pH 9.5 - R7832100-20F</image:title>
      <image:caption>Sodium Sulfite, 1.0 Molar, pH 9.5 - R7832100-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0500-normal-n2-7400-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_098dd105-543a-4849-9f92-88a4dd886cd4.png?v=1776329757</image:loc>
      <image:title>Sodium Hydroxide, 0.500 Normal (N/2) - 7400-16</image:title>
      <image:caption>Sodium Hydroxide, 0.500 Normal (N/2) - 7400-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-lauryl-sulfate-000400-normal-r7492600-500c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_893b2c69-e414-49d9-889f-c6323d4368d8.png?v=1776329760</image:loc>
      <image:title>Sodium Lauryl Sulfate, 0.00400 Normal - R7492600-500C</image:title>
      <image:caption>Sodium Lauryl Sulfate, 0.00400 Normal - R7492600-500C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-100-normal-from-nfusp-materials-r7450500-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_6cb16bc6-30c7-4100-99f2-7adade115f32.png?v=1776329758</image:loc>
      <image:title>Sodium Hydroxide, 1.00 Normal, from NF/USP materials - R7450500-1A</image:title>
      <image:caption>Sodium Hydroxide, 1.00 Normal, from NF/USP materials - R7450500-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-sulfate-222-wv-7800-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_6850d47e-c164-4c69-8d41-24591367e3cb.png?v=1776329763</image:loc>
      <image:title>Sodium Sulfate, 22.2% (w/v) - 7800-32</image:title>
      <image:caption>Sodium Sulfate, 22.2% (w/v) - 7800-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hypochlorite-solution-1-ww-cl-with-05-sodium-hydroxide-chemscan-green-r7495070-1b</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1b_6ee04ed9-6548-462a-a26a-c221a347bb62.png?v=1776329759</image:loc>
      <image:title>Sodium Hypochlorite Solution, 1% (w/w) Cl? with 0.5% Sodium Hydroxide, Chemscan Green - R7495070-1B</image:title>
      <image:caption>Sodium Hypochlorite Solution, 1% (w/w) Cl? with 0.5% Sodium Hydroxide, Chemscan Green - R7495070-1B</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-01667-normal-7358-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_980070d3-9177-4d7e-a6da-bc47ef50a700.png?v=1776329765</image:loc>
      <image:title>Sodium Hydroxide, 0.1667 Normal - 7358-1</image:title>
      <image:caption>Sodium Hydroxide, 0.1667 Normal - 7358-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hypochlorite-solution-strong-r-r7495110-500b</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500b_10d165fd-fa26-4eaf-8a44-41f97c836d50.png?v=1776329758</image:loc>
      <image:title>Sodium Hypochlorite Solution Strong R - R7495110-500B</image:title>
      <image:caption>Sodium Hypochlorite Solution Strong R - R7495110-500B</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0200-normal-n5-7360-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_3a07f42c-51ad-4fa6-97a6-8af0a897d7ad.png?v=1776329761</image:loc>
      <image:title>Sodium Hydroxide, 0.200 Normal (N/5) - 7360-32</image:title>
      <image:caption>Sodium Hydroxide, 0.200 Normal (N/5) - 7360-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-01n-with-icp-testing-73501-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_6ff3c819-be18-47f4-8ffe-cdc087a4c5da.png?v=1776329761</image:loc>
      <image:title>Sodium Hydroxide, 0.1N with ICP testing - 7350.1-32</image:title>
      <image:caption>Sodium Hydroxide, 0.1N with ICP testing - 7350.1-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-100-normal-7450-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_63bea576-657a-4a7f-ad37-0be0e3c69a46.png?v=1776329760</image:loc>
      <image:title>Sodium Hydroxide, 1.00 Normal - 7450-32</image:title>
      <image:caption>Sodium Hydroxide, 1.00 Normal - 7450-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-250-normal-7457-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_9899ea1d-f010-4e3a-8756-906db9b5d8d9.png?v=1776329761</image:loc>
      <image:title>Sodium Hydroxide, 2.50 Normal - 7457-1</image:title>
      <image:caption>Sodium Hydroxide, 2.50 Normal - 7457-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-120-normal-r7450200-15e</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_4910ac37-7e17-419e-9c8a-c79d2a8d8793.png?v=1776329763</image:loc>
      <image:title>Sodium Hydroxide, 1.20 Normal - R7450200-15E</image:title>
      <image:caption>Sodium Hydroxide, 1.20 Normal - R7450200-15E</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-tartrate-10-ww-7851-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_83dde5c7-4f22-4365-aae2-52665ba7f78f.png?v=1776329761</image:loc>
      <image:title>Sodium Tartrate, 10% (w/w) - 7851-32</image:title>
      <image:caption>Sodium Tartrate, 10% (w/w) - 7851-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-tartrate-ts-115-wv-7852-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_21faadf7-7ea0-4f0e-b433-513aaaf324de.png?v=1776329762</image:loc>
      <image:title>Sodium Tartrate TS, 11.5% (w/v) - 7852-16</image:title>
      <image:caption>Sodium Tartrate TS, 11.5% (w/v) - 7852-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hypochlorite-solution-5-available-chlorine-74955-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1b_da173c38-e93d-4d9b-84a3-544d74f07bf0.png?v=1776329760</image:loc>
      <image:title>Sodium Hypochlorite Solution, 5% available Chlorine - 7495.5-32</image:title>
      <image:caption>Sodium Hypochlorite Solution, 5% available Chlorine - 7495.5-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-120-normal-r7450200-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_4f67c5c9-50c6-46be-8f76-1de0272d6976.png?v=1776329765</image:loc>
      <image:title>Sodium Hydroxide, 1.20 Normal - R7450200-20F</image:title>
      <image:caption>Sodium Hydroxide, 1.20 Normal - R7450200-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-200-normal-7455-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_10f_82d184eb-9125-4249-96d0-52fd76afec1c.png?v=1776329764</image:loc>
      <image:title>Sodium Hydroxide, 2.00 Normal - 7455-2.5</image:title>
      <image:caption>Sodium Hydroxide, 2.00 Normal - 7455-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-lauryl-sulfate-01-wv-r7492100-50a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_706f778d-38cc-4ba0-95a4-baa8c5675a48.png?v=1776329766</image:loc>
      <image:title>Sodium Lauryl Sulfate, 0.1% w/v - R7492100-50A</image:title>
      <image:caption>Sodium Lauryl Sulfate, 0.1% w/v - R7492100-50A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-031-normal-73735-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_b51d2124-68de-474e-9722-a509c1c45447.png?v=1776329767</image:loc>
      <image:title>Sodium Hydroxide, 0.31 Normal - 7373.5-1</image:title>
      <image:caption>Sodium Hydroxide, 0.31 Normal - 7373.5-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-294-normal-r7458940-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_97fe44ca-621a-4edd-b2c9-d41bde164d39.png?v=1776329768</image:loc>
      <image:title>Sodium Hydroxide, 2.94 Normal - R7458940-4A</image:title>
      <image:caption>Sodium Hydroxide, 2.94 Normal - R7458940-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0200-normal-n5-7360-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_e9f849ae-a260-4ef4-81c3-f845c15f833c.png?v=1776329766</image:loc>
      <image:title>Sodium Hydroxide, 0.200 Normal (N/5) - 7360-2.5</image:title>
      <image:caption>Sodium Hydroxide, 0.200 Normal (N/5) - 7360-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-sulfate-5-wv-r7779500-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_551ff20f-e21f-4b44-8f2e-37f247351aea.png?v=1776329762</image:loc>
      <image:title>Sodium Sulfate, 5% (w/v) - R7779500-500A</image:title>
      <image:caption>Sodium Sulfate, 5% (w/v) - R7779500-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-kap-analysis-standard-100-molar-nacl-with-isa-7636-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_fe8072c8-372f-4358-a94f-b9ed29be0bc3.png?v=1776329765</image:loc>
      <image:title>Sodium KAP Analysis Standard, 1.00 Molar NaCl, with ISA - 7636-32</image:title>
      <image:caption>Sodium KAP Analysis Standard, 1.00 Molar NaCl, with ISA - 7636-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0250-normal-n4-7370-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_58e6d049-feef-4c9c-af8e-4ffa1753ea3c.png?v=1776329768</image:loc>
      <image:title>Sodium Hydroxide, 0.250 Normal (N/4) - 7370-5</image:title>
      <image:caption>Sodium Hydroxide, 0.250 Normal (N/4) - 7370-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-tetraphenylboron-002-molar-7855-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_961e9e8b-5d37-40bb-9b93-fc1eb650fd0e.png?v=1776329765</image:loc>
      <image:title>Sodium Tetraphenylboron, 0.02 Molar - 7855-32</image:title>
      <image:caption>Sodium Tetraphenylboron, 0.02 Molar - 7855-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-137-normal-r7453700-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_61dcdbeb-a43a-4d3d-b709-46e55fde4287.png?v=1776329764</image:loc>
      <image:title>Sodium Hydroxide, 1.37 Normal - R7453700-4A</image:title>
      <image:caption>Sodium Hydroxide, 1.37 Normal - R7453700-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-400-normal-7460-1ct</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-4f_80937f45-f3e3-4872-9d1a-4a9234ea253b.png?v=1776329764</image:loc>
      <image:title>Sodium Hydroxide, 4.00 Normal - 7460-1CT</image:title>
      <image:caption>Sodium Hydroxide, 4.00 Normal - 7460-1CT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-200-normal-7455-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_7f0bdd15-e664-45be-8553-8b0dda816e7a.png?v=1776329766</image:loc>
      <image:title>Sodium Hydroxide, 2.00 Normal - 7455-5</image:title>
      <image:caption>Sodium Hydroxide, 2.00 Normal - 7455-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0200-normal-n5-7360-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_9a711606-103f-4d24-bb80-4195e310e3c4.png?v=1776329766</image:loc>
      <image:title>Sodium Hydroxide, 0.200 Normal (N/5) - 7360-1</image:title>
      <image:caption>Sodium Hydroxide, 0.200 Normal (N/5) - 7360-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-lauryl-sulfate-000800-normal-r7492700-4c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_1228bf77-5faa-4148-9164-f3e38ffd6659.png?v=1776329764</image:loc>
      <image:title>Sodium Lauryl Sulfate, 0.00800 Normal - R7492700-4C</image:title>
      <image:caption>Sodium Lauryl Sulfate, 0.00800 Normal - R7492700-4C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-300-normal-7459-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_f84db602-0cf1-4ccc-ad5e-7f481baabdc1.png?v=1776329765</image:loc>
      <image:title>Sodium Hydroxide, 3.00 Normal - 7459-1</image:title>
      <image:caption>Sodium Hydroxide, 3.00 Normal - 7459-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hypochlorite-solution-25-ww-naocl-74951-55</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-55e_fb60aa2a-850b-4fa7-97ca-bf5cf705c2b6.png?v=1776329765</image:loc>
      <image:title>Sodium Hypochlorite Solution, 2.5% (w/w) NaOCl - 7495.1-55</image:title>
      <image:caption>Sodium Hypochlorite Solution, 2.5% (w/w) NaOCl - 7495.1-55</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hypochlorite-solution-6-vv-74956-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1b_cfef47e8-c077-4e5c-8ec4-01f44be343f1.png?v=1776329766</image:loc>
      <image:title>Sodium Hypochlorite Solution, 6% (v/v) - 7495.6-32</image:title>
      <image:caption>Sodium Hypochlorite Solution, 6% (v/v) - 7495.6-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0125-normal-n8-7356-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_65230e88-dad0-4d96-b07f-356c3c759420.png?v=1776329768</image:loc>
      <image:title>Sodium Hydroxide, 0.125 Normal (N/8) - 7356-16</image:title>
      <image:caption>Sodium Hydroxide, 0.125 Normal (N/8) - 7356-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-250-normal-7457-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_10d074a8-89c5-4642-9ce7-b08734d0f65e.png?v=1776329767</image:loc>
      <image:title>Sodium Hydroxide, 2.50 Normal - 7457-16</image:title>
      <image:caption>Sodium Hydroxide, 2.50 Normal - 7457-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0250-normal-n4-7370-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_10f_9056ebc8-933c-495d-bc69-c7a2a38e302f.png?v=1776329768</image:loc>
      <image:title>Sodium Hydroxide, 0.250 Normal (N/4) - 7370-2.5</image:title>
      <image:caption>Sodium Hydroxide, 0.250 Normal (N/4) - 7370-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-200-normal-7455-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_f38ef597-a190-4185-abcd-ea2430455e4b.png?v=1776329766</image:loc>
      <image:title>Sodium Hydroxide, 2.00 Normal - 7455-32</image:title>
      <image:caption>Sodium Hydroxide, 2.00 Normal - 7455-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-250-normal-7457-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_10f_f0efd21e-2634-4114-9afc-28ac8fa88619.png?v=1776329766</image:loc>
      <image:title>Sodium Hydroxide, 2.50 Normal - 7457-2.5</image:title>
      <image:caption>Sodium Hydroxide, 2.50 Normal - 7457-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hypochlorite-solution-5-available-chlorine-74955-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500b_ea0801af-006f-4ec9-aebd-088893264435.png?v=1776329767</image:loc>
      <image:title>Sodium Hypochlorite Solution, 5% available Chlorine - 7495.5-16</image:title>
      <image:caption>Sodium Hypochlorite Solution, 5% available Chlorine - 7495.5-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hypochlorite-solution-25-ww-naocl-74951-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_5533c701-3deb-4f02-af58-ac577a336e3e.png?v=1776329766</image:loc>
      <image:title>Sodium Hypochlorite Solution, 2.5% (w/w) NaOCl - 7495.1-32</image:title>
      <image:caption>Sodium Hypochlorite Solution, 2.5% (w/w) NaOCl - 7495.1-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-02n-with-icp-testing-7361-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_62ca4c15-d07b-4b1a-9f5c-a100158149cd.png?v=1776329768</image:loc>
      <image:title>Sodium Hydroxide, 0.2N with ICP Testing - 7361-32</image:title>
      <image:caption>Sodium Hydroxide, 0.2N with ICP Testing - 7361-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-sulfite-10-molar-ph-995-r7832150-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_0a554b1a-f4fe-42b1-8a34-7531f1f633a1.png?v=1776329770</image:loc>
      <image:title>Sodium Sulfite, 1.0 Molar, pH 9.95 - R7832150-20F</image:title>
      <image:caption>Sodium Sulfite, 1.0 Molar, pH 9.95 - R7832150-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0125-normal-n8-7356-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_c916cd21-f88a-44a5-8e0a-3ff09bdc7a1d.png?v=1776329768</image:loc>
      <image:title>Sodium Hydroxide, 0.125 Normal (N/8) - 7356-1</image:title>
      <image:caption>Sodium Hydroxide, 0.125 Normal (N/8) - 7356-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiocyanate-0100-normal-n10-7860-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_c8cc9058-6665-44ee-914c-c087d7b693dc.png?v=1776329765</image:loc>
      <image:title>Sodium Thiocyanate, 0.100 Normal (N/10) - 7860-5</image:title>
      <image:caption>Sodium Thiocyanate, 0.100 Normal (N/10) - 7860-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0200-normal-n5-7360-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_98742a58-8fee-4771-b486-258bcb8334d6.png?v=1776329768</image:loc>
      <image:title>Sodium Hydroxide, 0.200 Normal (N/5) - 7360-16</image:title>
      <image:caption>Sodium Hydroxide, 0.200 Normal (N/5) - 7360-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-tetraphenylboron-ts-7854-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_41c17e3d-6e63-4eb2-abea-0a725b1b3dbb.png?v=1776329770</image:loc>
      <image:title>Sodium Tetraphenylboron TS - 7854-16</image:title>
      <image:caption>Sodium Tetraphenylboron TS - 7854-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-400-normal-7460-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_4cdc561a-f618-4a46-ae60-9af4d4940f3c.png?v=1776329769</image:loc>
      <image:title>Sodium Hydroxide, 4.00 Normal - 7460-32</image:title>
      <image:caption>Sodium Hydroxide, 4.00 Normal - 7460-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hypochlorite-solution-3-available-chlorine-74953-55</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-55e_96cb65d6-540c-4485-b6a7-e3110d83db7f.png?v=1776329767</image:loc>
      <image:title>Sodium Hypochlorite Solution, 3% available Chlorine - 7495.3-55</image:title>
      <image:caption>Sodium Hypochlorite Solution, 3% available Chlorine - 7495.3-55</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiocyanate-100-normal-r7860100-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_6b8e8415-eedd-4112-b1c8-bd4e695e7cf8.png?v=1776329769</image:loc>
      <image:title>Sodium Thiocyanate, 1.00 Normal - R7860100-1A</image:title>
      <image:caption>Sodium Thiocyanate, 1.00 Normal - R7860100-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-250-normal-7457-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_d5fb7fa6-773a-4efd-8271-acc57d9afe7d.png?v=1776329768</image:loc>
      <image:title>Sodium Hydroxide, 2.50 Normal - 7457-5</image:title>
      <image:caption>Sodium Hydroxide, 2.50 Normal - 7457-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hypochlorite-solution-6-available-chlorine-74957-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1b_2188cc86-fa2a-453a-9047-3d568bea4d9d.png?v=1776329769</image:loc>
      <image:title>Sodium Hypochlorite Solution, 6% available Chlorine - 7495.7-32</image:title>
      <image:caption>Sodium Hypochlorite Solution, 6% available Chlorine - 7495.7-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-300-normal-7459-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_10f_4e0d4561-865c-4149-8c4f-372132d726cb.png?v=1776329770</image:loc>
      <image:title>Sodium Hydroxide, 3.00 Normal - 7459-2.5</image:title>
      <image:caption>Sodium Hydroxide, 3.00 Normal - 7459-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hypochlorite-solution-5-available-chlorine-74955-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4b_6f810f63-e112-4de6-bc8b-f680178cb54f.png?v=1776329768</image:loc>
      <image:title>Sodium Hypochlorite Solution, 5% available Chlorine - 7495.5-1</image:title>
      <image:caption>Sodium Hypochlorite Solution, 5% available Chlorine - 7495.5-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0250-normal-n4-7370-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_0bae2c11-16e2-4c21-81b5-710b69f8d781.png?v=1776329770</image:loc>
      <image:title>Sodium Hydroxide, 0.250 Normal (N/4) - 7370-32</image:title>
      <image:caption>Sodium Hydroxide, 0.250 Normal (N/4) - 7370-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hypochlorite-solution-25-ww-naocl-74951-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_e0cd90e2-8a39-4f60-9d5d-6d72e7856b4a.png?v=1776329771</image:loc>
      <image:title>Sodium Hypochlorite Solution, 2.5% (w/w) NaOCl - 7495.1-1</image:title>
      <image:caption>Sodium Hypochlorite Solution, 2.5% (w/w) NaOCl - 7495.1-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-tartrate-10-ww-7851-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_c4acc23e-b895-4e79-aadb-2b2a1c91b1ef.png?v=1776329770</image:loc>
      <image:title>Sodium Tartrate, 10% (w/w) - 7851-16</image:title>
      <image:caption>Sodium Tartrate, 10% (w/w) - 7851-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-nitrate-4-wv-74964-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_d751caee-86cb-461b-8ed8-fd6f0a3316d5.png?v=1776329771</image:loc>
      <image:title>Sodium Nitrate, 4% (w/v) - 7496.4-5</image:title>
      <image:caption>Sodium Nitrate, 4% (w/v) - 7496.4-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-sulfite-100-molar-200-normal-7832-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_1dda6c55-8f14-4888-b887-3fbf2de058dd.png?v=1776329769</image:loc>
      <image:title>Sodium Sulfite, 1.00 Molar, 2.00 Normal - 7832-16</image:title>
      <image:caption>Sodium Sulfite, 1.00 Molar, 2.00 Normal - 7832-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hypochlorite-solution-6-available-chlorine-74957-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4b_b3ea8e45-ac5c-4823-95d2-141b6f0827e7.png?v=1776329773</image:loc>
      <image:title>Sodium Hypochlorite Solution, 6% available Chlorine - 7495.7-1</image:title>
      <image:caption>Sodium Hypochlorite Solution, 6% available Chlorine - 7495.7-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-500-normal-7465-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_10f_57a1969a-1396-4b1f-b778-9054c2cbb26d.png?v=1776329771</image:loc>
      <image:title>Sodium Hydroxide, 5.00 Normal - 7465-2.5</image:title>
      <image:caption>Sodium Hydroxide, 5.00 Normal - 7465-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-400-normal-7460-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_d5769069-0206-4ea1-afc4-d9bd5514b648.png?v=1776329775</image:loc>
      <image:title>Sodium Hydroxide, 4.00 Normal - 7460-5</image:title>
      <image:caption>Sodium Hydroxide, 4.00 Normal - 7460-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-5-wv-78665-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_29c965cb-2cd6-4813-9816-7151594983e2.png?v=1776329770</image:loc>
      <image:title>Sodium Thiosulfate, 5% (w/v) - 7866.5-16</image:title>
      <image:caption>Sodium Thiosulfate, 5% (w/v) - 7866.5-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-01033-normal-7351-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_cdbc64f8-0c92-4307-939e-881bf2197ff3.png?v=1776329772</image:loc>
      <image:title>Sodium Hydroxide, 0.1033 Normal - 7351-32</image:title>
      <image:caption>Sodium Hydroxide, 0.1033 Normal - 7351-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-sulfate-222-wv-7800-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_763e73d0-26bf-4c6c-b070-6b3a0ad974fd.png?v=1776329776</image:loc>
      <image:title>Sodium Sulfate, 22.2% (w/v) - 7800-16</image:title>
      <image:caption>Sodium Sulfate, 22.2% (w/v) - 7800-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-300-normal-7459-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_f36321e8-3bbb-475c-b652-ef2f335efb2f.png?v=1776329771</image:loc>
      <image:title>Sodium Hydroxide, 3.00 Normal - 7459-16</image:title>
      <image:caption>Sodium Hydroxide, 3.00 Normal - 7459-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0280-normal-7372-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_e4f3b042-0976-44a2-8be9-fa89e9b11dbe.png?v=1776329770</image:loc>
      <image:title>Sodium Hydroxide, 0.280 Normal - 7372-32</image:title>
      <image:caption>Sodium Hydroxide, 0.280 Normal - 7372-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0313-normal-125-gl-suitable-for-crude-fiber-analysis-of-food-and-feed-7375-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_e1b03ad0-af90-4403-82a8-c5981bbf8d99.png?v=1776329773</image:loc>
      <image:title>Sodium Hydroxide, 0.313 Normal (12.5 g/L) Suitable for Crude Fiber Analysis of Food and Feed - 7375-5</image:title>
      <image:caption>Sodium Hydroxide, 0.313 Normal (12.5 g/L) Suitable for Crude Fiber Analysis of Food and Feed - 7375-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-8-wv-r7867200-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_de068a43-7227-4d09-8728-3dd0ddfae58e.png?v=1776329774</image:loc>
      <image:title>Sodium Thiosulfate, 8% (w/v) - R7867200-1A</image:title>
      <image:caption>Sodium Thiosulfate, 8% (w/v) - R7867200-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-nitrate-50-molar-ionic-strength-adjustor-7496-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_f117612c-c8c1-4aaa-a567-83a55e38f9a0.png?v=1776329772</image:loc>
      <image:title>Sodium Nitrate, 5.0 Molar, Ionic Strength Adjustor - 7496-1</image:title>
      <image:caption>Sodium Nitrate, 5.0 Molar, Ionic Strength Adjustor - 7496-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-nitrate-50-molar-ionic-strength-adjustor-7496-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_d06feb66-5e61-42b2-b24e-991d6c96a821.png?v=1776329772</image:loc>
      <image:title>Sodium Nitrate, 5.0 Molar, Ionic Strength Adjustor - 7496-16</image:title>
      <image:caption>Sodium Nitrate, 5.0 Molar, Ionic Strength Adjustor - 7496-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-000100-normal-n1000-7878-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120c_5a72627f-612e-4c2e-8ad7-d52e3433ca0e.png?v=1776329780</image:loc>
      <image:title>Sodium Thiosulfate, 0.00100 Normal (N/1000) - 7878-4</image:title>
      <image:caption>Sodium Thiosulfate, 0.00100 Normal (N/1000) - 7878-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-8-wv-r7867200-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_22e83be5-b383-4383-941a-a396b00991b0.png?v=1776329775</image:loc>
      <image:title>Sodium Thiosulfate, 8% (w/v) - R7867200-4A</image:title>
      <image:caption>Sodium Thiosulfate, 8% (w/v) - R7867200-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-450-normal-from-nfusp-material-r7464500-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_23eaed9e-5571-4f44-9627-9805ee0e1ae6.png?v=1776329772</image:loc>
      <image:title>Sodium Hydroxide, 4.50 Normal, from NF/USP material - R7464500-1A</image:title>
      <image:caption>Sodium Hydroxide, 4.50 Normal, from NF/USP material - R7464500-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0250-normal-n4-7370-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_361980df-1bb4-4c40-bae1-534a5f07898d.png?v=1776329776</image:loc>
      <image:title>Sodium Hydroxide, 0.250 Normal (N/4) - 7370-16</image:title>
      <image:caption>Sodium Hydroxide, 0.250 Normal (N/4) - 7370-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0300-normal-7373-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_8773e038-5b84-487c-9244-a6b31fefc08a.png?v=1776329774</image:loc>
      <image:title>Sodium Hydroxide, 0.300 Normal - 7373-1</image:title>
      <image:caption>Sodium Hydroxide, 0.300 Normal - 7373-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiocyanate-0100-normal-n10-7860-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_24363a2e-9155-4e49-9625-36fba55bcdd0.png?v=1776329771</image:loc>
      <image:title>Sodium Thiocyanate, 0.100 Normal (N/10) - 7860-16</image:title>
      <image:caption>Sodium Thiocyanate, 0.100 Normal (N/10) - 7860-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-thiosulfate-50-8-wv-74958-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_236d4666-754f-4974-b69a-1568917dfc5f.png?v=1776329772</image:loc>
      <image:title>Sodium Hydroxide-Thiosulfate, 50%-8% (w/v) - 7495.8-5</image:title>
      <image:caption>Sodium Hydroxide-Thiosulfate, 50%-8% (w/v) - 7495.8-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-03125-normal-suitable-for-usda-acidity-testing-in-citrus-products-7374-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_f3dd249d-39d0-42ac-9210-d88a3f39449f.png?v=1776329776</image:loc>
      <image:title>Sodium Hydroxide, 0.3125 Normal Suitable for USDA Acidity Testing in Citrus Products - 7374-5</image:title>
      <image:caption>Sodium Hydroxide, 0.3125 Normal Suitable for USDA Acidity Testing in Citrus Products - 7374-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-5-wv-78665-30c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_c2527eaf-ab66-4e2a-87ec-9601e7b94005.png?v=1776329772</image:loc>
      <image:title>Sodium Thiosulfate, 5% (w/v) - 7866.5-30C</image:title>
      <image:caption>Sodium Thiosulfate, 5% (w/v) - 7866.5-30C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0333-normal-n3-7377-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_a670c5bf-52ca-4952-9171-bb0b106343ff.png?v=1776329774</image:loc>
      <image:title>Sodium Hydroxide, 0.333 Normal (N/3) - 7377-5</image:title>
      <image:caption>Sodium Hydroxide, 0.333 Normal (N/3) - 7377-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0333-normal-n3-7377-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_d3a7ebf5-af9a-4416-a0f0-cf0765908127.png?v=1776329775</image:loc>
      <image:title>Sodium Hydroxide, 0.333 Normal (N/3) - 7377-32</image:title>
      <image:caption>Sodium Hydroxide, 0.333 Normal (N/3) - 7377-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0250-normal-n4-7370-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_6053f72f-7e33-4e69-ad29-7e9d3af2732c.png?v=1776329775</image:loc>
      <image:title>Sodium Hydroxide, 0.250 Normal (N/4) - 7370-1</image:title>
      <image:caption>Sodium Hydroxide, 0.250 Normal (N/4) - 7370-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-03125-normal-suitable-for-usda-acidity-testing-in-citrus-products-7374-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_16ea887a-018c-4ee1-ab5b-67b6bcdeaa6b.png?v=1776329776</image:loc>
      <image:title>Sodium Hydroxide, 0.3125 Normal Suitable for USDA Acidity Testing in Citrus Products - 7374-32</image:title>
      <image:caption>Sodium Hydroxide, 0.3125 Normal Suitable for USDA Acidity Testing in Citrus Products - 7374-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-250-normal-7457-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_64052d47-7bf3-4236-8d33-35890ad154e4.png?v=1776329777</image:loc>
      <image:title>Sodium Hydroxide, 2.50 Normal - 7457-32</image:title>
      <image:caption>Sodium Hydroxide, 2.50 Normal - 7457-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0313-normal-125-gl-suitable-for-crude-fiber-analysis-of-food-and-feed-7375-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_7b6c199e-a6d6-47c2-98c7-131626ae5f57.png?v=1776329776</image:loc>
      <image:title>Sodium Hydroxide, 0.313 Normal (12.5 g/L) Suitable for Crude Fiber Analysis of Food and Feed - 7375-16</image:title>
      <image:caption>Sodium Hydroxide, 0.313 Normal (12.5 g/L) Suitable for Crude Fiber Analysis of Food and Feed - 7375-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-000100-normal-n1000-7878-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_30a43f80-9c9f-45de-9165-cb15627f5f13.png?v=1776329780</image:loc>
      <image:title>Sodium Thiosulfate, 0.00100 Normal (N/1000) - 7878-32</image:title>
      <image:caption>Sodium Thiosulfate, 0.00100 Normal (N/1000) - 7878-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-03125-normal-suitable-for-usda-acidity-testing-in-citrus-products-7374-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_6ba872ef-2977-4f2c-8d1c-ed0665aa6970.png?v=1776329777</image:loc>
      <image:title>Sodium Hydroxide, 0.3125 Normal Suitable for USDA Acidity Testing in Citrus Products - 7374-1</image:title>
      <image:caption>Sodium Hydroxide, 0.3125 Normal Suitable for USDA Acidity Testing in Citrus Products - 7374-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiocyanate-0100-normal-n10-7860-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_e517dd5c-72e2-4876-9797-e71d0bfe2d2d.png?v=1776329776</image:loc>
      <image:title>Sodium Thiocyanate, 0.100 Normal (N/10) - 7860-1</image:title>
      <image:caption>Sodium Thiocyanate, 0.100 Normal (N/10) - 7860-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-03743-normal-7380-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_27a6c04f-f969-4ba3-b23a-cbd61ec56908.png?v=1776329776</image:loc>
      <image:title>Sodium Hydroxide, 0.3743 Normal - 7380-5</image:title>
      <image:caption>Sodium Hydroxide, 0.3743 Normal - 7380-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-500-normal-7465-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_3b51bbf7-ed43-4285-9297-c00e2ab14483.png?v=1776329775</image:loc>
      <image:title>Sodium Hydroxide, 5.00 Normal - 7465-32</image:title>
      <image:caption>Sodium Hydroxide, 5.00 Normal - 7465-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-borate-40-gl-78524-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_793cbdbb-c1c2-4c7b-92e3-bf42983c2db4.png?v=1776329776</image:loc>
      <image:title>Sodium Borate, 40 g/L - 7852.4-16</image:title>
      <image:caption>Sodium Borate, 40 g/L - 7852.4-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-oxalate-0100-molar-m10-0200-normal-n5-7500-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120a_0055b800-1082-4db9-8be1-e3dfb4bae6f7.png?v=1776329775</image:loc>
      <image:title>Sodium Oxalate, 0.100 Molar (M/10), 0.200 Normal (N/5) - 7500-4</image:title>
      <image:caption>Sodium Oxalate, 0.100 Molar (M/10), 0.200 Normal (N/5) - 7500-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0313-normal-125-gl-suitable-for-crude-fiber-analysis-of-food-and-feed-7375-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_d60390ae-daf6-486f-a8d4-108b446ead18.png?v=1776329777</image:loc>
      <image:title>Sodium Hydroxide, 0.313 Normal (12.5 g/L) Suitable for Crude Fiber Analysis of Food and Feed - 7375-32</image:title>
      <image:caption>Sodium Hydroxide, 0.313 Normal (12.5 g/L) Suitable for Crude Fiber Analysis of Food and Feed - 7375-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-01562-normal-7357-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_c52d143a-c151-4b96-9809-1ae7d22b99e3.png?v=1776329777</image:loc>
      <image:title>Sodium Hydroxide, 0.1562 Normal - 7357-1</image:title>
      <image:caption>Sodium Hydroxide, 0.1562 Normal - 7357-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-nitrite-5-ww-7497-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_d8c03e31-470a-4fad-b408-d52cc1f5565c.png?v=1776329777</image:loc>
      <image:title>Sodium Nitrite, 5% (w/w) - 7497-16</image:title>
      <image:caption>Sodium Nitrite, 5% (w/w) - 7497-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-10-wv-78676-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_90391e89-ca0b-40b5-af67-f62341055c79.png?v=1776329779</image:loc>
      <image:title>Sodium Thiosulfate, 10% (w/v) - 7867.6-16</image:title>
      <image:caption>Sodium Thiosulfate, 10% (w/v) - 7867.6-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-oxalate-0100-molar-m10-0200-normal-n5-7500-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_6ece40c7-9e0d-4d2f-bbe7-4447af56faa3.png?v=1776329777</image:loc>
      <image:title>Sodium Oxalate, 0.100 Molar (M/10), 0.200 Normal (N/5) - 7500-1</image:title>
      <image:caption>Sodium Oxalate, 0.100 Molar (M/10), 0.200 Normal (N/5) - 7500-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-persulfate-100-molar-7515-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-oxidizer_1b_27db70ce-bf50-49e7-81c9-61148ba02bc1.png?v=1776329779</image:loc>
      <image:title>Sodium Persulfate, 1.00 Molar - 7515-32</image:title>
      <image:caption>Sodium Persulfate, 1.00 Molar - 7515-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-521-normal-175-ww-r7465210-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_6e595a5a-5191-42b9-a9ff-93b2ef73dcb1.png?v=1776329779</image:loc>
      <image:title>Sodium Hydroxide, 5.21 Normal (17.5% w/w) - R7465210-1A</image:title>
      <image:caption>Sodium Hydroxide, 5.21 Normal (17.5% w/w) - R7465210-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-nitrate-50-molar-ionic-strength-adjustor-7496-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_93cb2700-fe6f-4f48-8899-fd17cad2b6d5.png?v=1776329779</image:loc>
      <image:title>Sodium Nitrate, 5.0 Molar, Ionic Strength Adjustor - 7496-32</image:title>
      <image:caption>Sodium Nitrate, 5.0 Molar, Ionic Strength Adjustor - 7496-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0313-normal-125-gl-suitable-for-crude-fiber-analysis-of-food-and-feed-7375-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_97dcc25e-c5df-4825-a4d0-25cb1927fbf4.png?v=1776329779</image:loc>
      <image:title>Sodium Hydroxide, 0.313 Normal (12.5 g/L) Suitable for Crude Fiber Analysis of Food and Feed - 7375-1</image:title>
      <image:caption>Sodium Hydroxide, 0.313 Normal (12.5 g/L) Suitable for Crude Fiber Analysis of Food and Feed - 7375-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0400-normal-7390-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_8b96c9e0-1986-4eb3-bb05-e77993f80716.png?v=1776329782</image:loc>
      <image:title>Sodium Hydroxide, 0.400 Normal - 7390-32</image:title>
      <image:caption>Sodium Hydroxide, 0.400 Normal - 7390-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-300-normal-7459-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_74216e90-b02b-4716-b1f0-3807ff52d431.png?v=1776329779</image:loc>
      <image:title>Sodium Hydroxide, 3.00 Normal - 7459-32</image:title>
      <image:caption>Sodium Hydroxide, 3.00 Normal - 7459-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-10-wv-78676-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_c344d912-e27a-49b7-8cc8-f66983261d70.png?v=1776329778</image:loc>
      <image:title>Sodium Thiosulfate, 10% (w/v) - 7867.6-32</image:title>
      <image:caption>Sodium Thiosulfate, 10% (w/v) - 7867.6-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-539-normal-18-ww-r7465390-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_efd2b851-45ea-4132-bc58-b4d8a61120b1.png?v=1776329781</image:loc>
      <image:title>Sodium Hydroxide, 5.39 Normal, 18% (w/w) - R7465390-4A</image:title>
      <image:caption>Sodium Hydroxide, 5.39 Normal, 18% (w/w) - R7465390-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0333-normal-n3-7377-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_10f_0503fbed-63a6-4e8c-b719-58d285243ae2.png?v=1776329781</image:loc>
      <image:title>Sodium Hydroxide, 0.333 Normal (N/3) - 7377-2.5</image:title>
      <image:caption>Sodium Hydroxide, 0.333 Normal (N/3) - 7377-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-300-normal-7459-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_01f9456b-a310-45dd-bd07-83d256b88c43.png?v=1776329783</image:loc>
      <image:title>Sodium Hydroxide, 3.00 Normal - 7459-5</image:title>
      <image:caption>Sodium Hydroxide, 3.00 Normal - 7459-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-539-normal-18-ww-r7465390-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_c5cfd2cb-5b73-4cf0-ab9c-09d0be2b8f57.png?v=1776329782</image:loc>
      <image:title>Sodium Hydroxide, 5.39 Normal, 18% (w/w) - R7465390-1A</image:title>
      <image:caption>Sodium Hydroxide, 5.39 Normal, 18% (w/w) - R7465390-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-625-normal-7467-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_2053dd37-525b-470d-aebb-7a8caf651c50.png?v=1776329779</image:loc>
      <image:title>Sodium Hydroxide, 6.25 Normal - 7467-5</image:title>
      <image:caption>Sodium Hydroxide, 6.25 Normal - 7467-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0333-normal-n3-7377-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_d22e9605-a77f-4ebb-bec5-0123c759e13c.png?v=1776329779</image:loc>
      <image:title>Sodium Hydroxide, 0.333 Normal (N/3) - 7377-16</image:title>
      <image:caption>Sodium Hydroxide, 0.333 Normal (N/3) - 7377-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-nitroprusside-05-gl-7498-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_e2448a64-4b8f-4e27-8c2a-240e83f254fe.png?v=1776329778</image:loc>
      <image:title>Sodium Nitroprusside, 0.5 g/L - 7498-32</image:title>
      <image:caption>Sodium Nitroprusside, 0.5 g/L - 7498-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-20-wv-t-solution-no-30512-7868-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_b4412001-00ae-4e86-a3ec-71075e50b3c6.png?v=1776329777</image:loc>
      <image:title>Sodium Thiosulfate, 20% (w/v), T-Solution No. 30512 - 7868-32</image:title>
      <image:caption>Sodium Thiosulfate, 20% (w/v), T-Solution No. 30512 - 7868-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-oxalate-00250-molar-m40-00500-normal-n20-74995-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_390ef20e-6b7d-475a-85dd-5a13d34983ad.png?v=1776329781</image:loc>
      <image:title>Sodium Oxalate, 0.0250 Molar (M/40), 0.0500 Normal (N/20) - 7499.5-16</image:title>
      <image:caption>Sodium Oxalate, 0.0250 Molar (M/40), 0.0500 Normal (N/20) - 7499.5-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-200-normal-7455-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_de9712ad-f615-4fbd-bb4d-025dbd86a6aa.png?v=1776329782</image:loc>
      <image:title>Sodium Hydroxide, 2.00 Normal - 7455-16</image:title>
      <image:caption>Sodium Hydroxide, 2.00 Normal - 7455-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-000200-normal-n500-7879-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_8e6126c8-bcf9-4d06-abda-579cc0d3cbc5.png?v=1776329778</image:loc>
      <image:title>Sodium Thiosulfate, 0.00200 Normal (N/500) - 7879-1</image:title>
      <image:caption>Sodium Thiosulfate, 0.00200 Normal (N/500) - 7879-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-perchlorate-electrolyte-saturated-solution-in-glacial-acetic-acid-7505-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_120c_1931a027-1fb6-4167-b161-71db088d27ad.png?v=1776329779</image:loc>
      <image:title>Sodium Perchlorate Electrolyte, Saturated Solution in Glacial Acetic Acid - 7505-4</image:title>
      <image:caption>Sodium Perchlorate Electrolyte, Saturated Solution in Glacial Acetic Acid - 7505-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-000500-normal-n200-78795-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_010f79d1-6286-45c6-94dd-6c1a03347067.png?v=1776329779</image:loc>
      <image:title>Sodium Thiosulfate, 0.00500 Normal (N/200) - 7879.5-32</image:title>
      <image:caption>Sodium Thiosulfate, 0.00500 Normal (N/200) - 7879.5-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-600-normal-7466-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_2441b4de-eac3-4343-a8d9-2276f7438249.png?v=1776329781</image:loc>
      <image:title>Sodium Hydroxide, 6.00 Normal - 7466-32</image:title>
      <image:caption>Sodium Hydroxide, 6.00 Normal - 7466-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-persulfate-060-molar-r7514000-10f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-oxidizer_10f_3d390857-dc15-47b0-bd39-82fe0cd60d05.png?v=1776329780</image:loc>
      <image:title>Sodium Persulfate, 0.60 Molar - R7514000-10F</image:title>
      <image:caption>Sodium Persulfate, 0.60 Molar - R7514000-10F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-500-normal-7465-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_378aecb1-2a7c-4c52-8106-7995593d4c31.png?v=1776329781</image:loc>
      <image:title>Sodium Hydroxide, 5.00 Normal - 7465-1</image:title>
      <image:caption>Sodium Hydroxide, 5.00 Normal - 7465-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0400-normal-7390-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_f3e3a989-e801-4c94-8e0d-f70bc7e6d4bf.png?v=1776329781</image:loc>
      <image:title>Sodium Hydroxide, 0.400 Normal - 7390-5</image:title>
      <image:caption>Sodium Hydroxide, 0.400 Normal - 7390-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-oxalate-0100-molar-m10-0200-normal-n5-7500-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_30fac3fa-9929-4fdb-97cc-f02279797f99.png?v=1776329784</image:loc>
      <image:title>Sodium Oxalate, 0.100 Molar (M/10), 0.200 Normal (N/5) - 7500-32</image:title>
      <image:caption>Sodium Oxalate, 0.100 Molar (M/10), 0.200 Normal (N/5) - 7500-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-03125-normal-suitable-for-usda-acidity-testing-in-citrus-products-7374-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_10f_a6d4db11-1a0f-46c7-b74c-803e91691edb.png?v=1776329779</image:loc>
      <image:title>Sodium Hydroxide, 0.3125 Normal Suitable for USDA Acidity Testing in Citrus Products - 7374-2.5</image:title>
      <image:caption>Sodium Hydroxide, 0.3125 Normal Suitable for USDA Acidity Testing in Citrus Products - 7374-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-100-normal-7470-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_37b4b5b1-64f7-4ae3-a06f-1450de8f431a.png?v=1776329785</image:loc>
      <image:title>Sodium Hydroxide, 10.0 Normal - 7470-1</image:title>
      <image:caption>Sodium Hydroxide, 10.0 Normal - 7470-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-524-normal-175-wv-r7465240-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_a61b1855-69b0-4bb5-b7d9-a9564b387166.png?v=1776329780</image:loc>
      <image:title>Sodium Hydroxide, 5.24 Normal, 17.5% (w/v) - R7465240-1A</image:title>
      <image:caption>Sodium Hydroxide, 5.24 Normal, 17.5% (w/v) - R7465240-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-250-normal-7457-55</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-55e_1406101c-df73-43da-941c-95150d54993a.png?v=1776329789</image:loc>
      <image:title>Sodium Hydroxide, 2.50 Normal - 7457-55</image:title>
      <image:caption>Sodium Hydroxide, 2.50 Normal - 7457-55</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-100-normal-7470-1ct</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-4f_5e1a6e41-14df-40f4-9ee3-55b9fdefdfd7.png?v=1776329783</image:loc>
      <image:title>Sodium Hydroxide, 10.0 Normal - 7470-1CT</image:title>
      <image:caption>Sodium Hydroxide, 10.0 Normal - 7470-1CT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0500-normal-n2-7400-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_10f_06e03524-c0b1-4aaf-b420-bcd36a28c420.png?v=1776329788</image:loc>
      <image:title>Sodium Hydroxide, 0.500 Normal (N/2) - 7400-2.5</image:title>
      <image:caption>Sodium Hydroxide, 0.500 Normal (N/2) - 7400-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-00100-normal-n100-7890-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_c6752fd3-0f20-4050-971f-681174fd8068.png?v=1776329786</image:loc>
      <image:title>Sodium Thiosulfate, 0.0100 Normal (N/100) - 7890-1</image:title>
      <image:caption>Sodium Thiosulfate, 0.0100 Normal (N/100) - 7890-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-phenate-solution-for-ammonia-nitrogen-analysis-7518-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_426042a6-fb47-4227-8422-9d8037b9428a.png?v=1776329786</image:loc>
      <image:title>Sodium Phenate Solution, for Ammonia Nitrogen Analysis - 7518-16</image:title>
      <image:caption>Sodium Phenate Solution, for Ammonia Nitrogen Analysis - 7518-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-20-wv-t-solution-no-30512-7868-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120c_b21e6e31-ef2e-40ae-95e5-5cede8fbf938.png?v=1776329786</image:loc>
      <image:title>Sodium Thiosulfate, 20% (w/v), T-Solution No. 30512 - 7868-4</image:title>
      <image:caption>Sodium Thiosulfate, 20% (w/v), T-Solution No. 30512 - 7868-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-sulfite-100-molar-200-normal-7832-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_17982f29-1ec0-43ee-8438-573a7f43ffaa.png?v=1776329786</image:loc>
      <image:title>Sodium Sulfite, 1.00 Molar, 2.00 Normal - 7832-5</image:title>
      <image:caption>Sodium Sulfite, 1.00 Molar, 2.00 Normal - 7832-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-1-wv-7863-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_94d7f30b-470a-4176-8287-a60c46c9d94d.png?v=1776329784</image:loc>
      <image:title>Sodium Thiosulfate, 1% (w/v) - 7863-16</image:title>
      <image:caption>Sodium Thiosulfate, 1% (w/v) - 7863-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-100-normal-7470-55</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-55e_ba1e198b-5ed8-428c-8105-4ca8bc2124e3.png?v=1776329789</image:loc>
      <image:title>Sodium Hydroxide, 10.0 Normal - 7470-55</image:title>
      <image:caption>Sodium Hydroxide, 10.0 Normal - 7470-55</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-phosphate-saturated-7521-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_7b5a472e-2d0f-49ea-a0c9-11e6388f0ac3.png?v=1776329784</image:loc>
      <image:title>Sodium Phosphate, Saturated - 7521-32</image:title>
      <image:caption>Sodium Phosphate, Saturated - 7521-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-phenate-solution-for-ammonia-nitrogen-analysis-7518-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_fc2b8a79-76ca-4f46-98ea-c6ab7b6b34e4.png?v=1776329784</image:loc>
      <image:title>Sodium Phenate Solution, for Ammonia Nitrogen Analysis - 7518-32</image:title>
      <image:caption>Sodium Phenate Solution, for Ammonia Nitrogen Analysis - 7518-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-500-normal-7465-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_715e7191-a7ef-49b7-b314-8b962e2c20d8.png?v=1776329787</image:loc>
      <image:title>Sodium Hydroxide, 5.00 Normal - 7465-5</image:title>
      <image:caption>Sodium Hydroxide, 5.00 Normal - 7465-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0313-normal-125-gl-suitable-for-crude-fiber-analysis-of-food-and-feed-7375-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_10f_c62be217-a99a-431d-bc43-db98a5e44871.png?v=1776329784</image:loc>
      <image:title>Sodium Hydroxide, 0.313 Normal (12.5 g/L) Suitable for Crude Fiber Analysis of Food and Feed - 7375-2.5</image:title>
      <image:caption>Sodium Hydroxide, 0.313 Normal (12.5 g/L) Suitable for Crude Fiber Analysis of Food and Feed - 7375-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-000500-normal-n200-78795-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_e9116f99-2b7a-4c59-9b3e-89626e66dbb4.png?v=1776329790</image:loc>
      <image:title>Sodium Thiosulfate, 0.00500 Normal (N/200) - 7879.5-1</image:title>
      <image:caption>Sodium Thiosulfate, 0.00500 Normal (N/200) - 7879.5-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiocyanate-0100-normal-n10-7860-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_ff6d4ba6-acd1-4714-9f8f-2f316a52e5d5.png?v=1776329788</image:loc>
      <image:title>Sodium Thiocyanate, 0.100 Normal (N/10) - 7860-2.5</image:title>
      <image:caption>Sodium Thiocyanate, 0.100 Normal (N/10) - 7860-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-100-normal-7470-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_3daa4eba-d0f9-4d4f-9688-5becea061726.png?v=1776329786</image:loc>
      <image:title>Sodium Hydroxide, 10.0 Normal - 7470-16</image:title>
      <image:caption>Sodium Hydroxide, 10.0 Normal - 7470-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-120-normal-r7470120-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_23b09574-b17a-4c05-9a79-6257f96aaab6.png?v=1776329787</image:loc>
      <image:title>Sodium Hydroxide, 12.0 Normal - R7470120-1A</image:title>
      <image:caption>Sodium Hydroxide, 12.0 Normal - R7470120-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hypochlorite-solution-6-vv-74956-8</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_7220f57c-e957-4d66-850f-f4b856ddbf1a.png?v=1776329789</image:loc>
      <image:title>Sodium Hypochlorite Solution, 6% (v/v) - 7495.6-8</image:title>
      <image:caption>Sodium Hypochlorite Solution, 6% (v/v) - 7495.6-8</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/specific-gravity-standard-sp-gr-105-at-60f60f-7992105-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_02a38424-ceed-4276-95a7-afebeaa2c2a4.png?v=1776329788</image:loc>
      <image:title>Specific Gravity Standard, Sp. Gr. = 1.05 at 60°F/60°F - 7992.105-16</image:title>
      <image:caption>Specific Gravity Standard, Sp. Gr. = 1.05 at 60°F/60°F - 7992.105-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-00250-normal-n40-7900-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_fe785ed3-2842-4ba9-b373-922a7f4875e7.png?v=1776329785</image:loc>
      <image:title>Sodium Thiosulfate, 0.0250 Normal (N/40) - 7900-2.5</image:title>
      <image:caption>Sodium Thiosulfate, 0.0250 Normal (N/40) - 7900-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-phosphate-dibasic-ts-12-wv-7522-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_247c4122-af64-47a4-aee3-8512efdfa221.png?v=1776329786</image:loc>
      <image:title>Sodium Phosphate, Dibasic TS, 12% (w/v) - 7522-16</image:title>
      <image:caption>Sodium Phosphate, Dibasic TS, 12% (w/v) - 7522-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-664-normal-215-ww-r7467650-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_05851977-e286-467a-afde-33d2038febc5.png?v=1776329786</image:loc>
      <image:title>Sodium Hydroxide, 6.64 Normal, 21.5% (w/w) - R7467650-4A</image:title>
      <image:caption>Sodium Hydroxide, 6.64 Normal, 21.5% (w/w) - R7467650-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-100-normal-7470-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_a79dc36e-77d3-4410-90cb-ef5f2d65cb2c.png?v=1776329789</image:loc>
      <image:title>Sodium Hydroxide, 10.0 Normal - 7470-5</image:title>
      <image:caption>Sodium Hydroxide, 10.0 Normal - 7470-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-oxalate-00250-molar-m40-00500-normal-n20-74995-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_a8b5ff18-face-4a08-ba5d-b160a2adee46.png?v=1776329787</image:loc>
      <image:title>Sodium Oxalate, 0.0250 Molar (M/40), 0.0500 Normal (N/20) - 7499.5-32</image:title>
      <image:caption>Sodium Oxalate, 0.0250 Molar (M/40), 0.0500 Normal (N/20) - 7499.5-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-600-normal-7466-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_10f_7881418b-7b2e-4d29-a1b4-dcfcde7f2693.png?v=1776329788</image:loc>
      <image:title>Sodium Hydroxide, 6.00 Normal - 7466-2.5</image:title>
      <image:caption>Sodium Hydroxide, 6.00 Normal - 7466-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0400-normal-7390-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_10f_c11bce92-2be3-4efb-aa1e-9bb1ffd1ae7d.png?v=1776329787</image:loc>
      <image:title>Sodium Hydroxide, 0.400 Normal - 7390-2.5</image:title>
      <image:caption>Sodium Hydroxide, 0.400 Normal - 7390-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-nitroprusside-05-gl-7498-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_91e006c6-3655-4926-b9d2-1ea3230a99b4.png?v=1776329788</image:loc>
      <image:title>Sodium Nitroprusside, 0.5 g/L - 7498-16</image:title>
      <image:caption>Sodium Nitroprusside, 0.5 g/L - 7498-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-potassium-tartrate-10-wv-ph-52-7540-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_d2c585c1-56b4-46b4-829f-235dbf3f8e03.png?v=1776329786</image:loc>
      <image:title>Sodium Potassium Tartrate, 10% (w/v), pH 5.2 - 7540-32</image:title>
      <image:caption>Sodium Potassium Tartrate, 10% (w/v), pH 5.2 - 7540-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-600-normal-7466-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_11284f09-33ce-4078-8278-a18e576daacf.png?v=1776329792</image:loc>
      <image:title>Sodium Hydroxide, 6.00 Normal - 7466-5</image:title>
      <image:caption>Sodium Hydroxide, 6.00 Normal - 7466-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-100-normal-from-nfusp-material-r7470050-120a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_120a_4d8e4516-0999-42b5-ad79-cdbc136afbec.png?v=1776329787</image:loc>
      <image:title>Sodium Hydroxide, 10.0 Normal, from NF/USP material - R7470050-120A</image:title>
      <image:caption>Sodium Hydroxide, 10.0 Normal, from NF/USP material - R7470050-120A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-00250-normal-n40-7900-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_6771f955-905b-4042-8340-6b73302989c9.png?v=1776329792</image:loc>
      <image:title>Sodium Thiosulfate, 0.0250 Normal (N/40) - 7900-16</image:title>
      <image:caption>Sodium Thiosulfate, 0.0250 Normal (N/40) - 7900-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-000500-normal-n200-78795-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_8059142c-d5f9-40b8-9422-5f1920562bb8.png?v=1776329789</image:loc>
      <image:title>Sodium Thiosulfate, 0.00500 Normal (N/200) - 7879.5-5</image:title>
      <image:caption>Sodium Thiosulfate, 0.00500 Normal (N/200) - 7879.5-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-00394-normal-for-iodine-adsorption-number-of-carbon-black-7930-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_a7750570-520b-4e24-bf77-21c7b006d5df.png?v=1776329792</image:loc>
      <image:title>Sodium Thiosulfate, 0.0394 Normal, for Iodine Adsorption Number of Carbon Black - 7930-32</image:title>
      <image:caption>Sodium Thiosulfate, 0.0394 Normal, for Iodine Adsorption Number of Carbon Black - 7930-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-00100-normal-n100-7890-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_d45405df-7b4f-4cb5-b92a-ffd84af210da.png?v=1776329793</image:loc>
      <image:title>Sodium Thiosulfate, 0.0100 Normal (N/100) - 7890-32</image:title>
      <image:caption>Sodium Thiosulfate, 0.0100 Normal (N/100) - 7890-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-625-normal-7467-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_87a6d505-0b24-4002-8582-54aaf6cbe68f.png?v=1776329791</image:loc>
      <image:title>Sodium Hydroxide, 6.25 Normal - 7467-1</image:title>
      <image:caption>Sodium Hydroxide, 6.25 Normal - 7467-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-00100-normal-n100-7890-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_f996e0fc-a8c4-49b6-a389-1868b18cf587.png?v=1776329793</image:loc>
      <image:title>Sodium Thiosulfate, 0.0100 Normal (N/100) - 7890-16</image:title>
      <image:caption>Sodium Thiosulfate, 0.0100 Normal (N/100) - 7890-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiocyanate-0100-normal-n10-7860-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_a4125602-6605-4389-8739-8298e6ea8d52.png?v=1776329792</image:loc>
      <image:title>Sodium Thiocyanate, 0.100 Normal (N/10) - 7860-32</image:title>
      <image:caption>Sodium Thiocyanate, 0.100 Normal (N/10) - 7860-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-00100-normal-n100-7890-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_dfc7ba7f-ad56-4efc-9ecc-9e6416aa970c.png?v=1776329790</image:loc>
      <image:title>Sodium Thiosulfate, 0.0100 Normal (N/100) - 7890-2.5</image:title>
      <image:caption>Sodium Thiosulfate, 0.0100 Normal (N/100) - 7890-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-phenate-solution-for-ammonia-nitrogen-analysis-7518-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_292f745e-cac2-4238-856b-456632e15fbb.png?v=1776329792</image:loc>
      <image:title>Sodium Phenate Solution, for Ammonia Nitrogen Analysis - 7518-1</image:title>
      <image:caption>Sodium Phenate Solution, for Ammonia Nitrogen Analysis - 7518-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-500-normal-7465-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_0723ab12-32d4-40a3-bdec-41549962c898.png?v=1776329792</image:loc>
      <image:title>Sodium Hydroxide, 5.00 Normal - 7465-16</image:title>
      <image:caption>Sodium Hydroxide, 5.00 Normal - 7465-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-persulfate-100-molar-7515-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-oxidizer_10f_df9eb502-d553-4744-8850-039f11a77fdc.png?v=1776329791</image:loc>
      <image:title>Sodium Persulfate, 1.00 Molar - 7515-2.5</image:title>
      <image:caption>Sodium Persulfate, 1.00 Molar - 7515-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-120-normal-r7470120-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_1cf7b327-5d0c-4a4f-915c-927a4566244d.png?v=1776329795</image:loc>
      <image:title>Sodium Hydroxide, 12.0 Normal - R7470120-4A</image:title>
      <image:caption>Sodium Hydroxide, 12.0 Normal - R7470120-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-3-wv-r7866000-500c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_88e76df2-5756-43b0-865d-f2ed8a87c2b1.png?v=1776329791</image:loc>
      <image:title>Sodium Thiosulfate, 3% (w/v) - R7866000-500C</image:title>
      <image:caption>Sodium Thiosulfate, 3% (w/v) - R7866000-500C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-664-normal-215-ww-r7467650-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_cc95a3e0-ab4a-4f90-a344-598450cfb6e7.png?v=1776329793</image:loc>
      <image:title>Sodium Hydroxide, 6.64 Normal, 21.5% (w/w) - R7467650-1A</image:title>
      <image:caption>Sodium Hydroxide, 6.64 Normal, 21.5% (w/w) - R7467650-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-00100-normal-n100-7890-1ct</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-4f_78ac9566-2c46-44c9-bf75-1dd273350e30.png?v=1776329793</image:loc>
      <image:title>Sodium Thiosulfate, 0.0100 Normal (N/100) - 7890-1CT</image:title>
      <image:caption>Sodium Thiosulfate, 0.0100 Normal (N/100) - 7890-1CT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0400-normal-7390-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_ddcd1638-2d43-460e-b961-b6a2bd4d6d7b.png?v=1776329792</image:loc>
      <image:title>Sodium Hydroxide, 0.400 Normal - 7390-1</image:title>
      <image:caption>Sodium Hydroxide, 0.400 Normal - 7390-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0400-normal-7390-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_29de7164-3ab1-4fa2-bd6a-1b27ac83d45b.png?v=1776329793</image:loc>
      <image:title>Sodium Hydroxide, 0.400 Normal - 7390-16</image:title>
      <image:caption>Sodium Hydroxide, 0.400 Normal - 7390-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-00375-normal-7925-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_42f6edc2-24b8-40c7-a605-41aec0f31db8.png?v=1776329793</image:loc>
      <image:title>Sodium Thiosulfate, 0.0375 Normal - 7925-32</image:title>
      <image:caption>Sodium Thiosulfate, 0.0375 Normal - 7925-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-periodate-1069-gl-r7507100-500c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_6964ebbc-8fe4-4e9b-93a7-e1d08373dac2.png?v=1776329792</image:loc>
      <image:title>Sodium Periodate, 10.69 g/L - R7507100-500C</image:title>
      <image:caption>Sodium Periodate, 10.69 g/L - R7507100-500C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/specific-gravity-standard-sp-gr-110-at-60f60f-7992110-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_196ef8fe-3af7-4b96-b88c-a004450a730c.png?v=1776329797</image:loc>
      <image:title>Specific Gravity Standard, Sp. Gr. = 1.10 at 60°F/60°F - 7992.110-32</image:title>
      <image:caption>Specific Gravity Standard, Sp. Gr. = 1.10 at 60°F/60°F - 7992.110-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-potassium-tartrate-25-wv-7550-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120a_0f2985fe-9903-4cb6-b80a-61f37bbd3636.png?v=1776329799</image:loc>
      <image:title>Sodium Potassium Tartrate, 25% (w/v) - 7550-4</image:title>
      <image:caption>Sodium Potassium Tartrate, 25% (w/v) - 7550-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-00143-normal-7892-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_09eeeb38-c1e5-407c-b2ad-9761a791a14c.png?v=1776329792</image:loc>
      <image:title>Sodium Thiosulfate, 0.0143 Normal - 7892-5</image:title>
      <image:caption>Sodium Thiosulfate, 0.0143 Normal - 7892-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-persulfate-100-molar-7515-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-oxidizer_20f_66e5d371-98f1-4d3f-a7a5-4f86e037da31.png?v=1776329793</image:loc>
      <image:title>Sodium Persulfate, 1.00 Molar - 7515-5</image:title>
      <image:caption>Sodium Persulfate, 1.00 Molar - 7515-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-00250-normal-n40-7900-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_654ad3fd-2c7f-49f9-82db-e2204fa7f8c4.png?v=1776329792</image:loc>
      <image:title>Sodium Thiosulfate, 0.0250 Normal (N/40) - 7900-5</image:title>
      <image:caption>Sodium Thiosulfate, 0.0250 Normal (N/40) - 7900-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-000200-normal-n500-7879-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_d0c3a91d-d037-42b8-b0ba-18ddead91aeb.png?v=1776329796</image:loc>
      <image:title>Sodium Thiosulfate, 0.00200 Normal (N/500) - 7879-32</image:title>
      <image:caption>Sodium Thiosulfate, 0.00200 Normal (N/500) - 7879-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-00375-normal-7925-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_50493d38-9209-4e09-bfa1-1086dd6bc3c1.png?v=1776329796</image:loc>
      <image:title>Sodium Thiosulfate, 0.0375 Normal - 7925-1</image:title>
      <image:caption>Sodium Thiosulfate, 0.0375 Normal - 7925-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-00250-normal-n40-7900-1ct</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-4f_6df9f3df-4138-455c-84ca-9cb62e4956e9.png?v=1776329794</image:loc>
      <image:title>Sodium Thiosulfate, 0.0250 Normal (N/40) - 7900-1CT</image:title>
      <image:caption>Sodium Thiosulfate, 0.0250 Normal (N/40) - 7900-1CT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-400-normal-7460-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_15a9c1a8-1f45-4c8b-a9e6-396729225001.png?v=1776329793</image:loc>
      <image:title>Sodium Hydroxide, 4.00 Normal - 7460-1</image:title>
      <image:caption>Sodium Hydroxide, 4.00 Normal - 7460-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-perchlorate-electrolyte-saturated-solution-in-glacial-acetic-acid-7505-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500c_5ae642cb-7053-4fc1-8c22-b7042cccda97.png?v=1776329792</image:loc>
      <image:title>Sodium Perchlorate Electrolyte, Saturated Solution in Glacial Acetic Acid - 7505-16</image:title>
      <image:caption>Sodium Perchlorate Electrolyte, Saturated Solution in Glacial Acetic Acid - 7505-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/specific-gravity-standard-sp-gr-125-at-60f60f-7992125-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_7350da8a-4ad9-4092-a314-4216ba105bfe.png?v=1776329800</image:loc>
      <image:title>Specific Gravity Standard, Sp. Gr. = 1.25 at 60°F/60°F - 7992.125-16</image:title>
      <image:caption>Specific Gravity Standard, Sp. Gr. = 1.25 at 60°F/60°F - 7992.125-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/specific-gravity-standard-sp-gr-102-at-60f60f-7992102-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_d95d06b7-c1f8-4b60-afc2-9055c73a1205.png?v=1776329796</image:loc>
      <image:title>Specific Gravity Standard, Sp. Gr. = 1.02 at 60°F/60°F - 7992.102-16</image:title>
      <image:caption>Specific Gravity Standard, Sp. Gr. = 1.02 at 60°F/60°F - 7992.102-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-potassium-tartrate-10-wv-ph-75-r7542000-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_5c1a16ec-1abc-49b1-be2d-f55b8234008e.png?v=1776329797</image:loc>
      <image:title>Sodium Potassium Tartrate, 10% (w/v), pH 7.5 - R7542000-1A</image:title>
      <image:caption>Sodium Potassium Tartrate, 10% (w/v), pH 7.5 - R7542000-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/specific-gravity-standard-sp-gr-135-at-60f60f-7992135-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_6b658fef-0cce-4b6c-b705-a0cfb80abdd3.png?v=1776329802</image:loc>
      <image:title>Specific Gravity Standard, Sp. Gr. = 1.35 at 60°F/60°F - 7992.135-16</image:title>
      <image:caption>Specific Gravity Standard, Sp. Gr. = 1.35 at 60°F/60°F - 7992.135-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-120-normal-r7470120-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_72985291-7c0d-4665-bd58-08dd65cf1c37.png?v=1776329796</image:loc>
      <image:title>Sodium Hydroxide, 12.0 Normal - R7470120-500A</image:title>
      <image:caption>Sodium Hydroxide, 12.0 Normal - R7470120-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-125-normal-r7470125-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_b629d800-1ccd-4470-abcb-498e98af4d71.png?v=1776329797</image:loc>
      <image:title>Sodium Hydroxide, 12.5 Normal - R7470125-1A</image:title>
      <image:caption>Sodium Hydroxide, 12.5 Normal - R7470125-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-600-normal-7466-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_c3ac79d1-a0ac-4d0a-b927-94321d88fb26.png?v=1776329795</image:loc>
      <image:title>Sodium Hydroxide, 6.00 Normal - 7466-16</image:title>
      <image:caption>Sodium Hydroxide, 6.00 Normal - 7466-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-persulfate-150-molar-7516-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-oxidizer_20f_75cac0f9-6bba-491a-8b7b-341126385c00.png?v=1776329800</image:loc>
      <image:title>Sodium Persulfate, 1.50 Molar - 7516-5</image:title>
      <image:caption>Sodium Persulfate, 1.50 Molar - 7516-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-00100-normal-n100-7890-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_005ecb4d-11b8-4781-9616-077820d4db8c.png?v=1776329800</image:loc>
      <image:title>Sodium Thiosulfate, 0.0100 Normal (N/100) - 7890-5</image:title>
      <image:caption>Sodium Thiosulfate, 0.0100 Normal (N/100) - 7890-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-silicate-technical-grade-40-42-baume-7555-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_6f3a4a4d-15c4-44bd-874b-12926059eedf.png?v=1776329796</image:loc>
      <image:title>Sodium Silicate, Technical Grade, 40 - 42 °Baumé - 7555-1</image:title>
      <image:caption>Sodium Silicate, Technical Grade, 40 - 42 °Baumé - 7555-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-potassium-tartrate-25-wv-7550-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_3461d961-b4b7-49b4-98c3-caba91e94272.png?v=1776329798</image:loc>
      <image:title>Sodium Potassium Tartrate, 25% (w/v) - 7550-16</image:title>
      <image:caption>Sodium Potassium Tartrate, 25% (w/v) - 7550-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-03125-normal-suitable-for-usda-acidity-testing-in-citrus-products-7374-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_1bb39fe6-3452-4d05-bdfe-6372743a49ff.png?v=1776329798</image:loc>
      <image:title>Sodium Hydroxide, 0.3125 Normal Suitable for USDA Acidity Testing in Citrus Products - 7374-16</image:title>
      <image:caption>Sodium Hydroxide, 0.3125 Normal Suitable for USDA Acidity Testing in Citrus Products - 7374-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-oxalate-0100-molar-m10-0200-normal-n5-7500-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_ada6db9c-fe13-4052-95d9-5dadddbed29f.png?v=1776329801</image:loc>
      <image:title>Sodium Oxalate, 0.100 Molar (M/10), 0.200 Normal (N/5) - 7500-16</image:title>
      <image:caption>Sodium Oxalate, 0.100 Molar (M/10), 0.200 Normal (N/5) - 7500-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-00100-normal-n100-in-methanol-747101-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1a_9ceae884-0bdb-4d3a-a863-dad8b30a33d3.png?v=1776329797</image:loc>
      <image:title>Sodium Hydroxide, 0.0100 Normal (N/100) in Methanol - 7471.01-32</image:title>
      <image:caption>Sodium Hydroxide, 0.0100 Normal (N/100) in Methanol - 7471.01-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-180-normal-r7470180-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_5d99d0a9-b016-4d7d-8b81-733bc10ddadb.png?v=1776329799</image:loc>
      <image:title>Sodium Hydroxide, 18.0 Normal - R7470180-4A</image:title>
      <image:caption>Sodium Hydroxide, 18.0 Normal - R7470180-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-0100-normal-n10-7950-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_41b33c31-1854-48eb-b24e-01bad14759cc.png?v=1776329801</image:loc>
      <image:title>Sodium Thiosulfate, 0.100 Normal (N/10) - 7950-5</image:title>
      <image:caption>Sodium Thiosulfate, 0.100 Normal (N/10) - 7950-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0100-normal-n10-in-methanol-7472-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_4a_f2c1891b-6df5-42d2-837a-ce46af4dd874.png?v=1776329798</image:loc>
      <image:title>Sodium Hydroxide, 0.100 Normal (N/10) in Methanol - 7472-1</image:title>
      <image:caption>Sodium Hydroxide, 0.100 Normal (N/10) in Methanol - 7472-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/specific-gravity-standard-sp-gr-130-at-60f60f-7992130-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_9c46d195-cc3a-435a-b24c-ae2ec3b2ca73.png?v=1776329797</image:loc>
      <image:title>Specific Gravity Standard, Sp. Gr. = 1.30 at 60°F/60°F - 7992.130-32</image:title>
      <image:caption>Specific Gravity Standard, Sp. Gr. = 1.30 at 60°F/60°F - 7992.130-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-00280-normal-r7908000-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_b1258d57-b688-4dc2-9e74-b826eca6f99b.png?v=1776329798</image:loc>
      <image:title>Sodium Thiosulfate, 0.0280 Normal - R7908000-1A</image:title>
      <image:caption>Sodium Thiosulfate, 0.0280 Normal - R7908000-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-00375-normal-7925-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_98c8e18c-77bd-45ae-ada7-3f36f4f3e034.png?v=1776329806</image:loc>
      <image:title>Sodium Thiosulfate, 0.0375 Normal - 7925-5</image:title>
      <image:caption>Sodium Thiosulfate, 0.0375 Normal - 7925-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-potassium-tartrate-25-wv-7550-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_2352faac-508e-4c23-a765-982969b36891.png?v=1776329800</image:loc>
      <image:title>Sodium Potassium Tartrate, 25% (w/v) - 7550-32</image:title>
      <image:caption>Sodium Potassium Tartrate, 25% (w/v) - 7550-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-00500-normal-n20-7940-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_ea4f4fd7-156f-4ec8-8da9-bfa9511bd309.png?v=1776329798</image:loc>
      <image:title>Sodium Thiosulfate, 0.0500 Normal (N/20) - 7940-1</image:title>
      <image:caption>Sodium Thiosulfate, 0.0500 Normal (N/20) - 7940-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-100-normal-7470-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_10f_8734bac2-d02e-4fbf-ae50-1c1ede406add.png?v=1776329801</image:loc>
      <image:title>Sodium Hydroxide, 10.0 Normal - 7470-2.5</image:title>
      <image:caption>Sodium Hydroxide, 10.0 Normal - 7470-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-00250-normal-n40-7900-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_2c83614e-280c-4435-9938-81a4760db405.png?v=1776329801</image:loc>
      <image:title>Sodium Thiosulfate, 0.0250 Normal (N/40) - 7900-1</image:title>
      <image:caption>Sodium Thiosulfate, 0.0250 Normal (N/40) - 7900-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-521-normal-175-ww-r7465210-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_83065283-2427-480e-8074-ba85fc5f35c9.png?v=1776329802</image:loc>
      <image:title>Sodium Hydroxide, 5.21 Normal (17.5% w/w) - R7465210-4A</image:title>
      <image:caption>Sodium Hydroxide, 5.21 Normal (17.5% w/w) - R7465210-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-phosphate-dibasic-ts-12-wv-7522-8</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_44dc92f8-d919-4f7e-8921-3a68707ea4fd.png?v=1776329801</image:loc>
      <image:title>Sodium Phosphate, Dibasic TS, 12% (w/v) - 7522-8</image:title>
      <image:caption>Sodium Phosphate, Dibasic TS, 12% (w/v) - 7522-8</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/specific-gravity-standard-sp-gr-105-at-60f60f-7992105-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_ed08039e-4d21-4349-b760-8fc83cf36414.png?v=1776329802</image:loc>
      <image:title>Specific Gravity Standard, Sp. Gr. = 1.05 at 60°F/60°F - 7992.105-32</image:title>
      <image:caption>Specific Gravity Standard, Sp. Gr. = 1.05 at 60°F/60°F - 7992.105-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-600-normal-7466-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_70396748-f052-4510-9547-5850bb546418.png?v=1776329802</image:loc>
      <image:title>Sodium Hydroxide, 6.00 Normal - 7466-1</image:title>
      <image:caption>Sodium Hydroxide, 6.00 Normal - 7466-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-00394-normal-for-iodine-adsorption-number-of-carbon-black-7930-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_70763760-86c5-4db6-a976-21014d61e0d7.png?v=1776329802</image:loc>
      <image:title>Sodium Thiosulfate, 0.0394 Normal, for Iodine Adsorption Number of Carbon Black - 7930-5</image:title>
      <image:caption>Sodium Thiosulfate, 0.0394 Normal, for Iodine Adsorption Number of Carbon Black - 7930-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/specific-gravity-standard-sp-gr-120-at-60f60f-7992120-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_ad4dd180-ab47-4904-9077-414e6ad41d63.png?v=1776329803</image:loc>
      <image:title>Specific Gravity Standard, Sp. Gr. = 1.20 at 60°F/60°F - 7992.120-32</image:title>
      <image:caption>Specific Gravity Standard, Sp. Gr. = 1.20 at 60°F/60°F - 7992.120-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-100-normal-from-nfusp-material-r7470050-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_65d2b618-4788-4fc9-a5de-238bfe9c1058.png?v=1776329799</image:loc>
      <image:title>Sodium Hydroxide, 10.0 Normal, from NF/USP material - R7470050-4A</image:title>
      <image:caption>Sodium Hydroxide, 10.0 Normal, from NF/USP material - R7470050-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-00394-n-without-sodium-carbonate-r7931000-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_bffbfee0-0ad1-476e-9875-bfa9d76a59a4.png?v=1776329804</image:loc>
      <image:title>Sodium Thiosulfate, 0.0394 N without sodium carbonate - R7931000-1A</image:title>
      <image:caption>Sodium Thiosulfate, 0.0394 N without sodium carbonate - R7931000-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-sulfide-solution-r1-ep-reagent-1083902-r7565000-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1c_1b56d1c5-fe62-4fb7-89ac-9695061d7dca.png?v=1776329800</image:loc>
      <image:title>Sodium Sulfide Solution R1, EP Reagent 1083902 - R7565000-1C</image:title>
      <image:caption>Sodium Sulfide Solution R1, EP Reagent 1083902 - R7565000-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-00394-normal-for-iodine-adsorption-number-of-carbon-black-7930-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_4acc4208-58cc-44f6-8d3a-490f5cd69e11.png?v=1776329802</image:loc>
      <image:title>Sodium Thiosulfate, 0.0394 Normal, for Iodine Adsorption Number of Carbon Black - 7930-1</image:title>
      <image:caption>Sodium Thiosulfate, 0.0394 Normal, for Iodine Adsorption Number of Carbon Black - 7930-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-00500-normal-n20-7940-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_5453fbe4-3d3d-4958-9a21-f37e742457a2.png?v=1776329802</image:loc>
      <image:title>Sodium Thiosulfate, 0.0500 Normal (N/20) - 7940-5</image:title>
      <image:caption>Sodium Thiosulfate, 0.0500 Normal (N/20) - 7940-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/stannous-chloride-40-wv-in-concentrated-hydrochloric-acid-7995-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1c_1340b7bf-6c84-4cd2-aa61-6b72fd26a72a.png?v=1776329803</image:loc>
      <image:title>Stannous Chloride, 40% (w/v) in concentrated Hydrochloric Acid - 7995-32</image:title>
      <image:caption>Stannous Chloride, 40% (w/v) in concentrated Hydrochloric Acid - 7995-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/specific-gravity-standard-sp-gr-115-at-60f60f-7992115-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_4ad1c5c6-f12a-469d-b04c-3e86ed469f02.png?v=1776329802</image:loc>
      <image:title>Specific Gravity Standard, Sp. Gr. = 1.15 at 60°F/60°F - 7992.115-32</image:title>
      <image:caption>Specific Gravity Standard, Sp. Gr. = 1.15 at 60°F/60°F - 7992.115-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-00200-normal-n50-in-methanol-747102-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_500a_9610b71e-3a61-4ded-9f77-16f3c43aa30b.png?v=1776329803</image:loc>
      <image:title>Sodium Hydroxide, 0.0200 Normal (N/50) in Methanol - 7471.02-16</image:title>
      <image:caption>Sodium Hydroxide, 0.0200 Normal (N/50) in Methanol - 7471.02-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-potassium-tartrate-30-wv-7552-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_5935c097-f217-46b8-9780-55017642294b.png?v=1776329802</image:loc>
      <image:title>Sodium Potassium Tartrate, 30% (w/v) - 7552-16</image:title>
      <image:caption>Sodium Potassium Tartrate, 30% (w/v) - 7552-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-00394-n-without-sodium-carbonate-r7931000-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_d160ee01-6bd3-445e-9a79-0734ba295397.png?v=1776329801</image:loc>
      <image:title>Sodium Thiosulfate, 0.0394 N without sodium carbonate - R7931000-20F</image:title>
      <image:caption>Sodium Thiosulfate, 0.0394 N without sodium carbonate - R7931000-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-10-n-ep-r7470110-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_d021989a-d664-485c-b662-9e57db0791cd.png?v=1776329802</image:loc>
      <image:title>Sodium Hydroxide, 10 N, EP - R7470110-1A</image:title>
      <image:caption>Sodium Hydroxide, 10 N, EP - R7470110-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-125-normal-r7470125-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_a51de77f-2dfb-4f12-a090-09b25975dc46.png?v=1776329805</image:loc>
      <image:title>Sodium Hydroxide, 12.5 Normal - R7470125-4A</image:title>
      <image:caption>Sodium Hydroxide, 12.5 Normal - R7470125-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-100-normal-7470-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_9a2ab7ee-1d91-4e80-9837-5e53c2ab0906.png?v=1776329800</image:loc>
      <image:title>Sodium Hydroxide, 10.0 Normal - 7470-32</image:title>
      <image:caption>Sodium Hydroxide, 10.0 Normal - 7470-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-sulfide-3-wv-7570-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_b93a5cc0-627c-45cf-a37c-02fb3faa5d35.png?v=1776329806</image:loc>
      <image:title>Sodium Sulfide, 3% (w/v) - 7570-32</image:title>
      <image:caption>Sodium Sulfide, 3% (w/v) - 7570-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-potassium-tartrate-10-wv-ph-52-7540-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_a6cb3e4e-23a7-446d-9bfc-304abe0ff829.png?v=1776329802</image:loc>
      <image:title>Sodium Potassium Tartrate, 10% (w/v), pH 5.2 - 7540-16</image:title>
      <image:caption>Sodium Potassium Tartrate, 10% (w/v), pH 5.2 - 7540-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-potassium-tartrate-30-wv-7552-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120a_457d93b5-db28-4a2e-a37d-2efdddecd428.png?v=1776329805</image:loc>
      <image:title>Sodium Potassium Tartrate, 30% (w/v) - 7552-4</image:title>
      <image:caption>Sodium Potassium Tartrate, 30% (w/v) - 7552-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/specific-gravity-standard-sp-gr-115-at-60f60f-7992115-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_573dac3d-8ccd-4774-84af-9dc23c828b50.png?v=1776329805</image:loc>
      <image:title>Specific Gravity Standard, Sp. Gr. = 1.15 at 60°F/60°F - 7992.115-16</image:title>
      <image:caption>Specific Gravity Standard, Sp. Gr. = 1.15 at 60°F/60°F - 7992.115-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-00500-normal-n20-7940-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_956d6cfb-64e5-4c7e-819c-7de9a26d0286.png?v=1776329805</image:loc>
      <image:title>Sodium Thiosulfate, 0.0500 Normal (N/20) - 7940-32</image:title>
      <image:caption>Sodium Thiosulfate, 0.0500 Normal (N/20) - 7940-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-00200-normal-n50-in-methanol-747102-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1a_915cda81-b541-43cf-96cf-024499612e41.png?v=1776329804</image:loc>
      <image:title>Sodium Hydroxide, 0.0200 Normal (N/50) in Methanol - 7471.02-32</image:title>
      <image:caption>Sodium Hydroxide, 0.0200 Normal (N/50) in Methanol - 7471.02-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-00250-normal-n40-7900-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_a2a03a43-0f68-49ac-8c26-32f14f659d17.png?v=1776329804</image:loc>
      <image:title>Sodium Thiosulfate, 0.0250 Normal (N/40) - 7900-32</image:title>
      <image:caption>Sodium Thiosulfate, 0.0250 Normal (N/40) - 7900-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-0100-normal-n10-7950-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120a_281201b4-7c3a-4e5b-ba3c-7936f3324f18.png?v=1776329806</image:loc>
      <image:title>Sodium Thiosulfate, 0.100 Normal (N/10) - 7950-4</image:title>
      <image:caption>Sodium Thiosulfate, 0.100 Normal (N/10) - 7950-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-0100-normal-n10-7950-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_299a4ee9-869d-4b21-be42-b82dc9a96ccb.png?v=1776329809</image:loc>
      <image:title>Sodium Thiosulfate, 0.100 Normal (N/10) - 7950-1</image:title>
      <image:caption>Sodium Thiosulfate, 0.100 Normal (N/10) - 7950-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-sulfide-5-wv-r7573000-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_a0f2c7ab-31c4-4a5f-8316-ceee2e033e36.png?v=1776329805</image:loc>
      <image:title>Sodium Sulfide, 5% (w/v) - R7573000-1C</image:title>
      <image:caption>Sodium Sulfide, 5% (w/v) - R7573000-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/specific-gravity-standard-sp-gr-102-at-60f60f-7992102-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_dde818d4-398e-4c32-983f-4f6d5f5efe68.png?v=1776329805</image:loc>
      <image:title>Specific Gravity Standard, Sp. Gr. = 1.02 at 60°F/60°F - 7992.102-32</image:title>
      <image:caption>Specific Gravity Standard, Sp. Gr. = 1.02 at 60°F/60°F - 7992.102-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-00100-normal-n100-in-methanol-747101-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_4a_6f1b9fbc-a26a-436f-93e9-2933b1c074f0.png?v=1776329811</image:loc>
      <image:title>Sodium Hydroxide, 0.0100 Normal (N/100) in Methanol - 7471.01-1</image:title>
      <image:caption>Sodium Hydroxide, 0.0100 Normal (N/100) in Methanol - 7471.01-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-silicate-technical-grade-40-42-baume-7555-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_e999f988-4a18-45c0-bf58-4437704834a6.png?v=1776329805</image:loc>
      <image:title>Sodium Silicate, Technical Grade, 40 - 42 °Baumé - 7555-32</image:title>
      <image:caption>Sodium Silicate, Technical Grade, 40 - 42 °Baumé - 7555-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-0100-normal-n10-7950-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_97a71107-619c-497c-803e-eb22e41e23e6.png?v=1776329807</image:loc>
      <image:title>Sodium Thiosulfate, 0.100 Normal (N/10) - 7950-2.5</image:title>
      <image:caption>Sodium Thiosulfate, 0.100 Normal (N/10) - 7950-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-20-wv-t-solution-no-30512-7868-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_66de1d97-3463-4f16-8486-f939089a51e5.png?v=1776329806</image:loc>
      <image:title>Sodium Thiosulfate, 20% (w/v), T-Solution No. 30512 - 7868-5</image:title>
      <image:caption>Sodium Thiosulfate, 20% (w/v), T-Solution No. 30512 - 7868-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/specific-gravity-standard-sp-gr-140-at-60f60f-r7992140-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_9cf953c2-6b78-4274-aca1-5611cb4f46ae.png?v=1776329805</image:loc>
      <image:title>Specific Gravity Standard, Sp. Gr. = 1.40 at 60°F/60°F - R7992140-500A</image:title>
      <image:caption>Specific Gravity Standard, Sp. Gr. = 1.40 at 60°F/60°F - R7992140-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/stannous-chloride-40-wv-in-concentrated-hydrochloric-acid-7995-8</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_c97a787b-3835-4b3e-a0d4-c86c64b2c72f.png?v=1776329804</image:loc>
      <image:title>Stannous Chloride, 40% (w/v) in concentrated Hydrochloric Acid - 7995-8</image:title>
      <image:caption>Stannous Chloride, 40% (w/v) in concentrated Hydrochloric Acid - 7995-8</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0100-normal-n10-in-methanol-7472-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1a_ddc357d5-647f-4a36-985a-458ce6b77967.png?v=1776329809</image:loc>
      <image:title>Sodium Hydroxide, 0.100 Normal (N/10) in Methanol - 7472-32</image:title>
      <image:caption>Sodium Hydroxide, 0.100 Normal (N/10) in Methanol - 7472-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0333-normal-n3-7377-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_d0e5c56d-c21a-4d24-82b8-c3a675b07083.png?v=1776329806</image:loc>
      <image:title>Sodium Hydroxide, 0.333 Normal (N/3) - 7377-1</image:title>
      <image:caption>Sodium Hydroxide, 0.333 Normal (N/3) - 7377-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-0100-normal-n10-7950-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_de2fda80-0712-49e0-ab8d-eaafc9cadef3.png?v=1776329804</image:loc>
      <image:title>Sodium Thiosulfate, 0.100 Normal (N/10) - 7950-32</image:title>
      <image:caption>Sodium Thiosulfate, 0.100 Normal (N/10) - 7950-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/stannous-chloride-10-wv-in-20-vv-hydrochloric-acid-79964-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500c_88297bbe-8972-4024-b998-1b36a7080622.png?v=1776329804</image:loc>
      <image:title>Stannous Chloride, 10% (w/v) in 20% (v/v) Hydrochloric Acid - 7996.4-16</image:title>
      <image:caption>Stannous Chloride, 10% (w/v) in 20% (v/v) Hydrochloric Acid - 7996.4-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-100-normal-in-methanol-74735-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_4a_4c9c4d4a-77a6-4d65-bf10-bc60161a87ec.png?v=1776329808</image:loc>
      <image:title>Sodium Hydroxide, 1.00 Normal in Methanol - 7473.5-1</image:title>
      <image:caption>Sodium Hydroxide, 1.00 Normal in Methanol - 7473.5-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-00400-normal-in-methanol-r7471040-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_500a_20b169f9-e6e3-4205-808f-5412c183b36e.png?v=1776329806</image:loc>
      <image:title>Sodium Hydroxide, 0.0400 Normal in Methanol - R7471040-500A</image:title>
      <image:caption>Sodium Hydroxide, 0.0400 Normal in Methanol - R7471040-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-sulfide-3-wv-7570-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_01cec702-77ef-49f1-bcef-08288eb434f8.png?v=1776329806</image:loc>
      <image:title>Sodium Sulfide, 3% (w/v) - 7570-16</image:title>
      <image:caption>Sodium Sulfide, 3% (w/v) - 7570-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0500-normal-n2-in-methanol-7473-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_4a_81bca1a8-c35f-47a4-91d7-eb073ca4cdfb.png?v=1776329812</image:loc>
      <image:title>Sodium Hydroxide, 0.500 Normal (N/2) in Methanol - 7473-1</image:title>
      <image:caption>Sodium Hydroxide, 0.500 Normal (N/2) in Methanol - 7473-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-sulfide-2-wv-r7569000-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_15e20a06-d7c7-43bd-a0ab-9032b58f0d43.png?v=1776329809</image:loc>
      <image:title>Sodium Sulfide, 2% (w/v) - R7569000-1C</image:title>
      <image:caption>Sodium Sulfide, 2% (w/v) - R7569000-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-0200-normal-n5-7960-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_940c21e1-8f91-4996-80c0-5000865d560a.png?v=1776329808</image:loc>
      <image:title>Sodium Thiosulfate, 0.200 Normal (N/5) - 7960-32</image:title>
      <image:caption>Sodium Thiosulfate, 0.200 Normal (N/5) - 7960-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-sulfite-5-wv-7580-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_da919dd1-ae04-440b-ade2-9a59199af472.png?v=1776329809</image:loc>
      <image:title>Sodium Sulfite, 5% (w/v) - 7580-32</image:title>
      <image:caption>Sodium Sulfite, 5% (w/v) - 7580-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-028-normal-7962-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_8c991154-f8b1-4551-8d0b-25f47a592d60.png?v=1776329808</image:loc>
      <image:title>Sodium Thiosulfate, 0.28 Normal - 7962-32</image:title>
      <image:caption>Sodium Thiosulfate, 0.28 Normal - 7962-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-sulfide-100-ppm-s-r7567000-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_4b92448a-efed-4f15-a79e-38680c41b57d.png?v=1776329807</image:loc>
      <image:title>Sodium Sulfide, 100 ppm S - R7567000-1C</image:title>
      <image:caption>Sodium Sulfide, 100 ppm S - R7567000-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-silicate-technical-grade-40-42-baume-7555-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_f2ab38aa-24b8-44da-baf9-772ff8e14420.png?v=1776329809</image:loc>
      <image:title>Sodium Silicate, Technical Grade, 40 - 42 °Baumé - 7555-5</image:title>
      <image:caption>Sodium Silicate, Technical Grade, 40 - 42 °Baumé - 7555-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-sulfite-02-wv-r7578500-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_7399a3e5-be0a-4bbd-86ca-f926794f9725.png?v=1776329810</image:loc>
      <image:title>Sodium Sulfite, 0.2% (w/v) - R7578500-1A</image:title>
      <image:caption>Sodium Sulfite, 0.2% (w/v) - R7578500-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/salicylate-nitroprusside-solution-epa-for-kjeldahl-nitrogen-determination-7553-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_879d4d7e-2a8e-44c0-b724-dcb7c408ba16.png?v=1776329812</image:loc>
      <image:title>Salicylate / Nitroprusside Solution, EPA for Kjeldahl Nitrogen Determination - 7553-32</image:title>
      <image:caption>Salicylate / Nitroprusside Solution, EPA for Kjeldahl Nitrogen Determination - 7553-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-persulfate-150-molar-7516-5hp</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_f396556a-afb2-49a0-83b5-f918fec6af15.png?v=1776329810</image:loc>
      <image:title>Sodium Persulfate, 1.50 Molar - 7516-5HP</image:title>
      <image:caption>Sodium Persulfate, 1.50 Molar - 7516-5HP</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/stannous-chloride-solution-r-79987-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_510e1ed7-2ca3-4198-b703-1ee6bf1180b7.png?v=1776329810</image:loc>
      <image:title>Stannous Chloride Solution R - 7998.7-32</image:title>
      <image:caption>Stannous Chloride Solution R - 7998.7-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-00564-normal-7941-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_2dec7d3c-8e78-4ac5-b2db-9cd3aa190613.png?v=1776329809</image:loc>
      <image:title>Sodium Thiosulfate, 0.0564 Normal - 7941-1</image:title>
      <image:caption>Sodium Thiosulfate, 0.0564 Normal - 7941-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0500-normal-n2-in-methanol-7473-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1a_39db7e8d-7493-424e-8df8-7d0778917e87.png?v=1776329810</image:loc>
      <image:title>Sodium Hydroxide, 0.500 Normal (N/2) in Methanol - 7473-32</image:title>
      <image:caption>Sodium Hydroxide, 0.500 Normal (N/2) in Methanol - 7473-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-100-normal-in-methanol-74735-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_20f_2bd045e0-b710-4fc4-9bba-db82d232f629.png?v=1776329808</image:loc>
      <image:title>Sodium Hydroxide, 1.00 Normal in Methanol - 7473.5-5</image:title>
      <image:caption>Sodium Hydroxide, 1.00 Normal in Methanol - 7473.5-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-100-normal-from-nfusp-material-r7470050-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_83452259-7338-455e-a7ce-a2b39fa6c889.png?v=1776329814</image:loc>
      <image:title>Sodium Hydroxide, 10.0 Normal, from NF/USP material - R7470050-1A</image:title>
      <image:caption>Sodium Hydroxide, 10.0 Normal, from NF/USP material - R7470050-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0100-normal-n10-in-methanol-7472-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_20f_5099267c-ba9e-45e9-a743-eea10383e72a.png?v=1776329811</image:loc>
      <image:title>Sodium Hydroxide, 0.100 Normal (N/10) in Methanol - 7472-5</image:title>
      <image:caption>Sodium Hydroxide, 0.100 Normal (N/10) in Methanol - 7472-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-persulfate-150-molar-7516-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-oxidizer_1b_fec30b29-4a08-4323-a69e-1d1cf175d8dc.png?v=1776329813</image:loc>
      <image:title>Sodium Persulfate, 1.50 Molar - 7516-32</image:title>
      <image:caption>Sodium Persulfate, 1.50 Molar - 7516-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/stannous-chloride-40-wv-in-concentrated-hydrochloric-acid-7995-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500c_26ccc46d-e181-400b-b950-b6c990119b75.png?v=1776329811</image:loc>
      <image:title>Stannous Chloride, 40% (w/v) in concentrated Hydrochloric Acid - 7995-16</image:title>
      <image:caption>Stannous Chloride, 40% (w/v) in concentrated Hydrochloric Acid - 7995-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-0100-normal-n10-7950-1ct</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-4f_7154dafc-4303-412e-a732-eb4383e739ba.png?v=1776329813</image:loc>
      <image:title>Sodium Thiosulfate, 0.100 Normal (N/10) - 7950-1CT</image:title>
      <image:caption>Sodium Thiosulfate, 0.100 Normal (N/10) - 7950-1CT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-0100-normal-n10-7950-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_1a7d9783-c020-4a4d-80d9-21df2c0398b0.png?v=1776329812</image:loc>
      <image:title>Sodium Thiosulfate, 0.100 Normal (N/10) - 7950-16</image:title>
      <image:caption>Sodium Thiosulfate, 0.100 Normal (N/10) - 7950-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/stannous-chloride-suspension-10-wv-in-05-normal-sulfuric-acid-79965-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_85d16578-5c06-42f6-a171-5259f2243537.png?v=1776329814</image:loc>
      <image:title>Stannous Chloride Suspension, 10% (w/v) in 0.5 Normal Sulfuric Acid - 7996.5-32</image:title>
      <image:caption>Stannous Chloride Suspension, 10% (w/v) in 0.5 Normal Sulfuric Acid - 7996.5-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-standard-20-ppm-na-r7595200-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_d10d73b6-3acd-41ba-b8c9-639de08923dc.png?v=1776329814</image:loc>
      <image:title>Sodium Standard, 20 ppm Na - R7595200-500A</image:title>
      <image:caption>Sodium Standard, 20 ppm Na - R7595200-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-0250-normal-n4-7961-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_b53e7802-3f7e-4b2a-9f59-d550e9d8574c.png?v=1776329812</image:loc>
      <image:title>Sodium Thiosulfate, 0.250 Normal (N/4) - 7961-5</image:title>
      <image:caption>Sodium Thiosulfate, 0.250 Normal (N/4) - 7961-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/specific-gravity-standard-075-20c-r7993075-500c1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_87b100e3-f75a-4a7e-b76c-0b5942ee43fd.png?v=1776329813</image:loc>
      <image:title>Specific Gravity Standard, 0.75 @ 20°C - R7993075-500C1</image:title>
      <image:caption>Specific Gravity Standard, 0.75 @ 20°C - R7993075-500C1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-sulfide-15-wv-7575-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500c_2814b6bb-c3ae-4a25-8894-5b03bad10854.png?v=1776329814</image:loc>
      <image:title>Sodium Sulfide, 15% (w/v) - 7575-16</image:title>
      <image:caption>Sodium Sulfide, 15% (w/v) - 7575-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/specific-gravity-standard-sp-gr-180-20c-r7993180-500c1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_ed521c31-8e95-40f1-a18c-2a51fe857f95.png?v=1776329812</image:loc>
      <image:title>Specific Gravity Standard, Sp. Gr. = 1.80 @ 20°C - R7993180-500C1</image:title>
      <image:caption>Specific Gravity Standard, Sp. Gr. = 1.80 @ 20°C - R7993180-500C1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-0500-normal-n2-7966-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_efeab1c8-8a8f-4c01-8edb-74ae66131b08.png?v=1776329814</image:loc>
      <image:title>Sodium Thiosulfate, 0.500 Normal (N/2) - 7966-1</image:title>
      <image:caption>Sodium Thiosulfate, 0.500 Normal (N/2) - 7966-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/specific-gravity-standard-sp-gr-120-at-60f60f-7992120-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_3faeae20-0e06-4a3a-ac34-5f81cd26f8e8.png?v=1776329813</image:loc>
      <image:title>Specific Gravity Standard, Sp. Gr. = 1.20 at 60°F/60°F - 7992.120-16</image:title>
      <image:caption>Specific Gravity Standard, Sp. Gr. = 1.20 at 60°F/60°F - 7992.120-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-028-normal-7962-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_bf97af24-256b-42e2-b82b-0f304a12669b.png?v=1776329813</image:loc>
      <image:title>Sodium Thiosulfate, 0.28 Normal - 7962-1</image:title>
      <image:caption>Sodium Thiosulfate, 0.28 Normal - 7962-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-0250-normal-n4-7961-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_612b13d7-91a8-43e9-bec3-9391ac6c5457.png?v=1776329814</image:loc>
      <image:title>Sodium Thiosulfate, 0.250 Normal (N/4) - 7961-1</image:title>
      <image:caption>Sodium Thiosulfate, 0.250 Normal (N/4) - 7961-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/starch-indicator-05-wv-mercury-free-for-iodometric-titrations-8000-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_3ba0c699-3b40-454c-8746-6b7791648bd7.png?v=1776329812</image:loc>
      <image:title>Starch Indicator, 0.5% (w/v), Mercury Free, for Iodometric Titrations - 8000-32</image:title>
      <image:caption>Starch Indicator, 0.5% (w/v), Mercury Free, for Iodometric Titrations - 8000-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-sulfide-saturated-aqueous-solution-r7578000-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1c_58818fc9-2d48-4657-8e5f-b03936f5883a.png?v=1776329818</image:loc>
      <image:title>Sodium Sulfide, Saturated Aqueous Solution - R7578000-1C</image:title>
      <image:caption>Sodium Sulfide, Saturated Aqueous Solution - R7578000-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-100-normal-from-nfusp-material-r7470050-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_c77994d0-ed37-4669-baa0-d04ed2e8a170.png?v=1776329810</image:loc>
      <image:title>Sodium Hydroxide, 10.0 Normal, from NF/USP material - R7470050-500A</image:title>
      <image:caption>Sodium Hydroxide, 10.0 Normal, from NF/USP material - R7470050-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/stannous-chloride-40-wv-in-concentrated-hydrochloric-acid-7995-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_120c_42a4c11e-7c90-4d0f-be8b-0923c7affd89.png?v=1776329815</image:loc>
      <image:title>Stannous Chloride, 40% (w/v) in concentrated Hydrochloric Acid - 7995-4</image:title>
      <image:caption>Stannous Chloride, 40% (w/v) in concentrated Hydrochloric Acid - 7995-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-00500-normal-n20-in-denatured-alcohol-r7477050-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_500a_3d2d0edf-1530-4b65-99ed-eb1f8a737071.png?v=1776329814</image:loc>
      <image:title>Sodium Hydroxide, 0.0500 Normal (N/20) in Denatured Alcohol - R7477050-500A</image:title>
      <image:caption>Sodium Hydroxide, 0.0500 Normal (N/20) in Denatured Alcohol - R7477050-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-00757-normal-7945-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_6b2a9141-f838-4275-8d34-471c20d36672.png?v=1776329814</image:loc>
      <image:title>Sodium Thiosulfate, 0.0757 Normal - 7945-1</image:title>
      <image:caption>Sodium Thiosulfate, 0.0757 Normal - 7945-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-sulfite-10-wv-7585-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_e3bfd80a-d7dd-40f7-b261-e0bf5649e6c1.png?v=1776329816</image:loc>
      <image:title>Sodium Sulfite, 10% (w/v) - 7585-32</image:title>
      <image:caption>Sodium Sulfite, 10% (w/v) - 7585-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-0400-normal-7965-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_09d84e00-1884-4412-ba7d-0c474dae8ea2.png?v=1776329815</image:loc>
      <image:title>Sodium Thiosulfate, 0.400 Normal - 7965-5</image:title>
      <image:caption>Sodium Thiosulfate, 0.400 Normal - 7965-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/starch-indicator-03-wv-79993-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_98a645e0-c38b-4d7a-a778-534e11a7b92c.png?v=1776329812</image:loc>
      <image:title>Starch Indicator, 0.3% (w/v) - 7999.3-16</image:title>
      <image:caption>Starch Indicator, 0.3% (w/v) - 7999.3-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0100-normal-n10-in-methanol-7472-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_10f_a998b834-df1f-469a-b756-f807b4031b9e.png?v=1776329817</image:loc>
      <image:title>Sodium Hydroxide, 0.100 Normal (N/10) in Methanol - 7472-2.5</image:title>
      <image:caption>Sodium Hydroxide, 0.100 Normal (N/10) in Methanol - 7472-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-sulfide-ean-hydrate-7574-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500c_f29c7a77-ff28-45f2-8e56-ab29fa2db4a7.png?v=1776329818</image:loc>
      <image:title>Sodium Sulfide EAN Hydrate - 7574-16</image:title>
      <image:caption>Sodium Sulfide EAN Hydrate - 7574-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-0100-normal-n10-in-denatured-alcohol-7477-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1a_37a9438e-b730-4860-920a-c2e32e45584f.png?v=1776329822</image:loc>
      <image:title>Sodium Hydroxide, 0.100 Normal (N/10) in Denatured Alcohol - 7477-32</image:title>
      <image:caption>Sodium Hydroxide, 0.100 Normal (N/10) in Denatured Alcohol - 7477-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-0200-normal-n5-7960-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_ca292087-9978-4bb3-9be3-b1af1fcc0b71.png?v=1776329815</image:loc>
      <image:title>Sodium Thiosulfate, 0.200 Normal (N/5) - 7960-1</image:title>
      <image:caption>Sodium Thiosulfate, 0.200 Normal (N/5) - 7960-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/specific-gravity-standard-sp-gr-110-at-20c-sodium-bromide-in-water-r7993110-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_8c3dbe58-5885-4f3f-a88b-d17e3c705944.png?v=1776329814</image:loc>
      <image:title>Specific Gravity Standard, Sp. Gr. = 1.10 at 20°C Sodium Bromide in Water - R7993110-500A</image:title>
      <image:caption>Specific Gravity Standard, Sp. Gr. = 1.10 at 20°C Sodium Bromide in Water - R7993110-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/specific-gravity-standard-sp-gr-130-at-60f60f-7992130-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_10731e95-5b57-41ec-a1a4-0129ba654c86.png?v=1776329820</image:loc>
      <image:title>Specific Gravity Standard, Sp. Gr. = 1.30 at 60°F/60°F - 7992.130-16</image:title>
      <image:caption>Specific Gravity Standard, Sp. Gr. = 1.30 at 60°F/60°F - 7992.130-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-standard-100-ppm-na-for-ion-chromatography-r7597100-100a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_a1e260c0-9949-4675-ac77-f9f82fcc2a11.png?v=1776329816</image:loc>
      <image:title>Sodium Standard, 100 ppm Na for Ion Chromatography - R7597100-100A</image:title>
      <image:caption>Sodium Standard, 100 ppm Na for Ion Chromatography - R7597100-100A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/spinal-diluting-fluid-crystal-violet-acetic-acid-solution-for-cerebrospinal-fluid-cell-count-7996-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_6d4c7c54-860f-4524-9741-015ba99749e3.png?v=1776329820</image:loc>
      <image:title>Spinal Diluting Fluid, Crystal Violet-Acetic Acid Solution for Cerebrospinal Fluid Cell Count - 7996-16</image:title>
      <image:caption>Spinal Diluting Fluid, Crystal Violet-Acetic Acid Solution for Cerebrospinal Fluid Cell Count - 7996-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/specific-gravity-standard-sp-gr-170-at-60f60f-7992170-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_674c1376-5627-47ac-9b17-906eea22b706.png?v=1776329817</image:loc>
      <image:title>Specific Gravity Standard, Sp. Gr. = 1.70 at 60°F/60°F - 7992.170-16</image:title>
      <image:caption>Specific Gravity Standard, Sp. Gr. = 1.70 at 60°F/60°F - 7992.170-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/starch-indicator-02-wv-r7999200-120a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120a_a900254d-40e0-46aa-b40b-eed444530081.png?v=1776329816</image:loc>
      <image:title>Starch Indicator, 0.2% (w/v) - R7999200-120A</image:title>
      <image:caption>Starch Indicator, 0.2% (w/v) - R7999200-120A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-0142-normal-7957-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_7d11ec6b-0c0e-4012-9ab0-8c0ac73f01e0.png?v=1776329817</image:loc>
      <image:title>Sodium Thiosulfate, 0.142 Normal - 7957-5</image:title>
      <image:caption>Sodium Thiosulfate, 0.142 Normal - 7957-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-sulfide-3-wv-7570-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120c_3fc46762-337a-43d6-b57b-60a9e634251e.png?v=1776329820</image:loc>
      <image:title>Sodium Sulfide, 3% (w/v) - 7570-4</image:title>
      <image:caption>Sodium Sulfide, 3% (w/v) - 7570-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/spinal-diluting-fluid-crystal-violet-acetic-acid-solution-for-cerebrospinal-fluid-cell-count-7996-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_d826afbf-a7c5-4c8d-b4c5-1a88866fb1b8.png?v=1776329818</image:loc>
      <image:title>Spinal Diluting Fluid, Crystal Violet-Acetic Acid Solution for Cerebrospinal Fluid Cell Count - 7996-32</image:title>
      <image:caption>Spinal Diluting Fluid, Crystal Violet-Acetic Acid Solution for Cerebrospinal Fluid Cell Count - 7996-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-0200-normal-n5-7960-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_b464c2d5-fd92-4fc9-8946-c1aae41b2486.png?v=1776329820</image:loc>
      <image:title>Sodium Thiosulfate, 0.200 Normal (N/5) - 7960-16</image:title>
      <image:caption>Sodium Thiosulfate, 0.200 Normal (N/5) - 7960-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-0250-normal-n4-7961-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_b2d64861-4458-4576-83fd-9cfd3c4ad266.png?v=1776329820</image:loc>
      <image:title>Sodium Thiosulfate, 0.250 Normal (N/4) - 7961-32</image:title>
      <image:caption>Sodium Thiosulfate, 0.250 Normal (N/4) - 7961-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-01574-normal-7958-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_3d65c640-71e1-44cf-b211-aa08d99fd3aa.png?v=1776329817</image:loc>
      <image:title>Sodium Thiosulfate, 0.1574 Normal - 7958-5</image:title>
      <image:caption>Sodium Thiosulfate, 0.1574 Normal - 7958-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/stannous-chloride-reagent-i-for-phosphorus-phosphate-analysis-without-extraction-7997-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_af435a4d-81b7-4724-a154-58a8a90173bf.png?v=1776329817</image:loc>
      <image:title>Stannous Chloride Reagent I for Phosphorus (Phosphate) Analysis (without extraction) - 7997-16</image:title>
      <image:caption>Stannous Chloride Reagent I for Phosphorus (Phosphate) Analysis (without extraction) - 7997-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/specific-gravity-standard-sp-gr-170-at-60f60f-7992170-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_818ae003-0a79-480c-95f4-af0cb8d02059.png?v=1776329818</image:loc>
      <image:title>Specific Gravity Standard, Sp. Gr. = 1.70 at 60°F/60°F - 7992.170-32</image:title>
      <image:caption>Specific Gravity Standard, Sp. Gr. = 1.70 at 60°F/60°F - 7992.170-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-sulfite-25-wv-r7579000-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_e4317e3f-b3a5-4910-9a05-92fd56f31066.png?v=1776329821</image:loc>
      <image:title>Sodium Sulfite, 2.5% (w/v) - R7579000-1A</image:title>
      <image:caption>Sodium Sulfite, 2.5% (w/v) - R7579000-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-100-normal-7970-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_df7014e2-8efc-4209-9cad-596a0d801317.png?v=1776329817</image:loc>
      <image:title>Sodium Thiosulfate, 1.00 Normal - 7970-2.5</image:title>
      <image:caption>Sodium Thiosulfate, 1.00 Normal - 7970-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-200-normal-7975-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_7fc0f67c-e3e5-4b2e-bdce-3bad47d8cac6.png?v=1776329819</image:loc>
      <image:title>Sodium Thiosulfate, 2.00 Normal - 7975-1</image:title>
      <image:caption>Sodium Thiosulfate, 2.00 Normal - 7975-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-0200-normal-n5-7960-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_69f6518f-2015-491d-9feb-e3ae2aa1f870.png?v=1776329820</image:loc>
      <image:title>Sodium Thiosulfate, 0.200 Normal (N/5) - 7960-2.5</image:title>
      <image:caption>Sodium Thiosulfate, 0.200 Normal (N/5) - 7960-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/specific-gravity-standard-sp-gr-150-at-60f60f-7992150-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_2bdeb37b-faf2-4204-a16b-fbcbfd0b0e92.png?v=1776329819</image:loc>
      <image:title>Specific Gravity Standard, Sp. Gr. = 1.50 at 60°F/60°F - 7992.150-32</image:title>
      <image:caption>Specific Gravity Standard, Sp. Gr. = 1.50 at 60°F/60°F - 7992.150-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-100-normal-7970-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_23e0a6da-41ad-417d-96ea-43b19434ab1c.png?v=1776329822</image:loc>
      <image:title>Sodium Thiosulfate, 1.00 Normal - 7970-16</image:title>
      <image:caption>Sodium Thiosulfate, 1.00 Normal - 7970-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-standard-2000-ppm-na-7602-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120a_a956b4a1-d5f7-40da-abee-b2cd45b9f70c.png?v=1776329822</image:loc>
      <image:title>Sodium Standard, 2000 ppm Na - 7602-4</image:title>
      <image:caption>Sodium Standard, 2000 ppm Na - 7602-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-sulfite-5-wv-7580-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_f7727ef4-f474-4a76-8de8-9ce27d558ee6.png?v=1776329817</image:loc>
      <image:title>Sodium Sulfite, 5% (w/v) - 7580-16</image:title>
      <image:caption>Sodium Sulfite, 5% (w/v) - 7580-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-200-normal-7975-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_5e64fa99-2d41-405c-8124-a97817c9ba8c.png?v=1776329818</image:loc>
      <image:title>Sodium Thiosulfate, 2.00 Normal - 7975-32</image:title>
      <image:caption>Sodium Thiosulfate, 2.00 Normal - 7975-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-180-normal-r7470180-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_54115362-f848-403d-8e11-aed6dc32e6ff.png?v=1776329819</image:loc>
      <image:title>Sodium Hydroxide, 18.0 Normal - R7470180-500A</image:title>
      <image:caption>Sodium Hydroxide, 18.0 Normal - R7470180-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-standard-10-ppm-na-7595-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_0eb207e2-0f96-46a6-b9e7-c0b094ae99d4.png?v=1776329819</image:loc>
      <image:title>Sodium Standard, 10 ppm Na - 7595-32</image:title>
      <image:caption>Sodium Standard, 10 ppm Na - 7595-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/spinal-diluting-fluid-crystal-violet-acetic-acid-solution-for-cerebrospinal-fluid-cell-count-7996-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_120a_67674a17-18d3-4b3f-8883-2aff9d9a3b57.png?v=1776329821</image:loc>
      <image:title>Spinal Diluting Fluid, Crystal Violet-Acetic Acid Solution for Cerebrospinal Fluid Cell Count - 7996-4</image:title>
      <image:caption>Spinal Diluting Fluid, Crystal Violet-Acetic Acid Solution for Cerebrospinal Fluid Cell Count - 7996-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-1-vv-r8148000-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_9e1ac64a-2dbc-48e1-893f-a3bca580baca.png?v=1776329822</image:loc>
      <image:title>Sulfuric Acid, 1% (v/v) - R8148000-500A</image:title>
      <image:caption>Sulfuric Acid, 1% (v/v) - R8148000-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/starch-indicator-03-wv-79993-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_74d33e61-0543-41ec-b040-e78266fc9d73.png?v=1776329823</image:loc>
      <image:title>Starch Indicator, 0.3% (w/v) - 7999.3-32</image:title>
      <image:caption>Starch Indicator, 0.3% (w/v) - 7999.3-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-7-ww-r8152300-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_34706d96-d5a0-4b5c-a3a9-7917d9c8793f.png?v=1776329820</image:loc>
      <image:title>Sulfuric Acid, 7% (w/w) - R8152300-20F</image:title>
      <image:caption>Sulfuric Acid, 7% (w/w) - R8152300-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-standard-10-ppm-na-7595-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_d5e3a6ec-ff06-4fd8-967a-1a9e3a1343a9.png?v=1776329822</image:loc>
      <image:title>Sodium Standard, 10 ppm Na - 7595-1</image:title>
      <image:caption>Sodium Standard, 10 ppm Na - 7595-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/starch-indicator-05-wv-mercury-free-for-iodometric-titrations-8000-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_4e0a37bb-94db-4753-9323-d77a59dc7843.png?v=1776329822</image:loc>
      <image:title>Starch Indicator, 0.5% (w/v), Mercury Free, for Iodometric Titrations - 8000-1</image:title>
      <image:caption>Starch Indicator, 0.5% (w/v), Mercury Free, for Iodometric Titrations - 8000-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-standard-10-ppm-na-7595-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_4a7e1d94-fef5-4a44-8e69-ba495f12ff32.png?v=1776329823</image:loc>
      <image:title>Sodium Standard, 10 ppm Na - 7595-16</image:title>
      <image:caption>Sodium Standard, 10 ppm Na - 7595-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-100-normal-7970-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_970f5829-cfb5-4b5d-a002-77c4de229e4c.png?v=1776329826</image:loc>
      <image:title>Sodium Thiosulfate, 1.00 Normal - 7970-1</image:title>
      <image:caption>Sodium Thiosulfate, 1.00 Normal - 7970-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-sulfite-10-wv-7585-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_3df31899-beaa-481a-b857-8dee0f4ce231.png?v=1776329824</image:loc>
      <image:title>Sodium Sulfite, 10% (w/v) - 7585-1</image:title>
      <image:caption>Sodium Sulfite, 10% (w/v) - 7585-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-3-vv-r8148300-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_ef33a5f8-3731-483e-9c5c-e0102e1161e8.png?v=1776329822</image:loc>
      <image:title>Sulfuric Acid, 3% (v/v) - R8148300-1A</image:title>
      <image:caption>Sulfuric Acid, 3% (v/v) - R8148300-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-5-vv-8149-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_d669b503-27b5-4ed2-baf8-278f9354b686.png?v=1776329822</image:loc>
      <image:title>Sulfuric Acid, 5% (v/v) - 8149-16</image:title>
      <image:caption>Sulfuric Acid, 5% (v/v) - 8149-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-standard-2000-ppm-na-7602-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_c27a4f60-63f2-4d2b-834b-43ef2f883a2e.png?v=1776329826</image:loc>
      <image:title>Sodium Standard, 2000 ppm Na - 7602-16</image:title>
      <image:caption>Sodium Standard, 2000 ppm Na - 7602-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-1-vv-in-methanol-r8148013-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1c_6cff4a31-f469-415a-9a26-39be97cb6535.png?v=1776329823</image:loc>
      <image:title>Sulfuric Acid, 1% (v/v) in Methanol - R8148013-1C</image:title>
      <image:caption>Sulfuric Acid, 1% (v/v) in Methanol - R8148013-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/platners-starch-indicator-8001-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_cf1de5b9-4315-4028-a8d7-9fb649656e93.png?v=1776329820</image:loc>
      <image:title>Platner&apos;s Starch Indicator - 8001-16</image:title>
      <image:caption>Platner&apos;s Starch Indicator - 8001-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/starch-indicator-05-wv-mercury-free-for-iodometric-titrations-8000-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_39712a91-1131-4156-9aa7-698f620b9e45.png?v=1776329824</image:loc>
      <image:title>Starch Indicator, 0.5% (w/v), Mercury Free, for Iodometric Titrations - 8000-16</image:title>
      <image:caption>Starch Indicator, 0.5% (w/v), Mercury Free, for Iodometric Titrations - 8000-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/starch-indicator-05-wv-mercury-free-for-iodometric-titrations-8000-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_2ed38b16-76ef-4463-b894-4890e1ef6a60.png?v=1776329826</image:loc>
      <image:title>Starch Indicator, 0.5% (w/v), Mercury Free, for Iodometric Titrations - 8000-100</image:title>
      <image:caption>Starch Indicator, 0.5% (w/v), Mercury Free, for Iodometric Titrations - 8000-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-sulfite-5-wv-7580-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_6c68f175-9af4-4e2d-9219-82f2959bf17a.png?v=1776329825</image:loc>
      <image:title>Sodium Sulfite, 5% (w/v) - 7580-1</image:title>
      <image:caption>Sodium Sulfite, 5% (w/v) - 7580-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-1-vv-8148-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_70d73dc1-5b23-405d-85e3-8cc912534421.png?v=1776329824</image:loc>
      <image:title>Sulfuric Acid, 1% (v/v) - 8148-32</image:title>
      <image:caption>Sulfuric Acid, 1% (v/v) - 8148-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-0500-normal-n2-7966-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_c37df09d-f6de-42b6-970d-ca87651dd002.png?v=1776329823</image:loc>
      <image:title>Sodium Thiosulfate, 0.500 Normal (N/2) - 7966-2.5</image:title>
      <image:caption>Sodium Thiosulfate, 0.500 Normal (N/2) - 7966-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/stannous-chloride-reagent-ii-for-phosphorus-phosphate-analysis-with-extraction-7998-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120a_1c6a51cf-52b2-49e4-b49a-ff6584327842.png?v=1776329827</image:loc>
      <image:title>Stannous Chloride Reagent II for Phosphorus (Phosphate) Analysis (with extraction) - 7998-4</image:title>
      <image:caption>Stannous Chloride Reagent II for Phosphorus (Phosphate) Analysis (with extraction) - 7998-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-0320-normal-7963-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_0f5f6320-18f9-4ae0-bdb7-e2623d8aea14.png?v=1776329822</image:loc>
      <image:title>Sodium Thiosulfate, 0.320 Normal - 7963-1</image:title>
      <image:caption>Sodium Thiosulfate, 0.320 Normal - 7963-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-0500-normal-n2-7966-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_fc2cdd0e-ae45-41ed-baf1-fe1ea8f06550.png?v=1776329826</image:loc>
      <image:title>Sodium Thiosulfate, 0.500 Normal (N/2) - 7966-32</image:title>
      <image:caption>Sodium Thiosulfate, 0.500 Normal (N/2) - 7966-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/stannous-chloride-reagent-ii-for-phosphorus-phosphate-analysis-with-extraction-7998-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_c185b3e5-a7e3-45aa-8890-4c3c5bff9895.png?v=1776329825</image:loc>
      <image:title>Stannous Chloride Reagent II for Phosphorus (Phosphate) Analysis (with extraction) - 7998-16</image:title>
      <image:caption>Stannous Chloride Reagent II for Phosphorus (Phosphate) Analysis (with extraction) - 7998-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-100-normal-7970-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_1d46edba-7f28-49e8-86c4-b791c59f50f4.png?v=1776329822</image:loc>
      <image:title>Sodium Thiosulfate, 1.00 Normal - 7970-32</image:title>
      <image:caption>Sodium Thiosulfate, 1.00 Normal - 7970-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-standard-100-ppm-na-7597-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_28a10b53-9afd-4b9c-bba9-d08346d1a52f.png?v=1776329823</image:loc>
      <image:title>Sodium Standard, 100 ppm Na - 7597-16</image:title>
      <image:caption>Sodium Standard, 100 ppm Na - 7597-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-100-normal-7970-1ct</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-4f_c8b84477-d436-42e1-89c4-7e40c86a66cf.png?v=1776329826</image:loc>
      <image:title>Sodium Thiosulfate, 1.00 Normal - 7970-1CT</image:title>
      <image:caption>Sodium Thiosulfate, 1.00 Normal - 7970-1CT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sorensens-sodium-phosphate-buffer-01-molar-total-phosphate-ph-715-7988-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_4f44d366-695e-4e4e-9450-794d2dab33d5.png?v=1776329827</image:loc>
      <image:title>Sörensen&apos;s Sodium Phosphate Buffer, 0.1 Molar Total Phosphate, pH 7.15 - 7988-5</image:title>
      <image:caption>Sörensen&apos;s Sodium Phosphate Buffer, 0.1 Molar Total Phosphate, pH 7.15 - 7988-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-100-normal-7970-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_38c1102e-8d31-481a-a878-ed69b0ffbec5.png?v=1776329827</image:loc>
      <image:title>Sodium Thiosulfate, 1.00 Normal - 7970-5</image:title>
      <image:caption>Sodium Thiosulfate, 1.00 Normal - 7970-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/starch-indicator-05-wv-mercury-free-for-iodometric-titrations-8000-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_210936af-40e9-4d72-a46b-f620870e95be.png?v=1776329826</image:loc>
      <image:title>Starch Indicator, 0.5% (w/v), Mercury Free, for Iodometric Titrations - 8000-5</image:title>
      <image:caption>Starch Indicator, 0.5% (w/v), Mercury Free, for Iodometric Titrations - 8000-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-standard-50-ppm-na-7596-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_86537c15-af7c-434c-a308-d6e731af9091.png?v=1776329825</image:loc>
      <image:title>Sodium Standard, 50 ppm Na - 7596-16</image:title>
      <image:caption>Sodium Standard, 50 ppm Na - 7596-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-standard-10000-ppm-na-7605-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120a_0f132758-b5ac-4dd7-88f4-d83024e92d4b.png?v=1776329826</image:loc>
      <image:title>Sodium Standard, 10,000 ppm Na - 7605-4</image:title>
      <image:caption>Sodium Standard, 10,000 ppm Na - 7605-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-0500-normal-n2-7966-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_5b1ab780-f686-49de-a1e3-c8fb55a1362c.png?v=1776329830</image:loc>
      <image:title>Sodium Thiosulfate, 0.500 Normal (N/2) - 7966-16</image:title>
      <image:caption>Sodium Thiosulfate, 0.500 Normal (N/2) - 7966-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/specific-gravity-std-1065-25c25c-r7991065-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_aa36f28b-87a8-4d4b-8bd6-75dbca1ff1b7.png?v=1776329825</image:loc>
      <image:title>Specific Gravity Std, 1.065 @ 25°C/25°C - R7991065-1A</image:title>
      <image:caption>Specific Gravity Std, 1.065 @ 25°C/25°C - R7991065-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-004-n-ipa-r7475400-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_500a_23645f81-ffb5-4233-9404-d1a24212dcc5.png?v=1776329828</image:loc>
      <image:title>Sodium Hydroxide, 0.04 N / IPA - R7475400-500A</image:title>
      <image:caption>Sodium Hydroxide, 0.04 N / IPA - R7475400-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/starch-indicator-02-wv-r7999200-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_ac6e6c72-4a94-45a4-9239-05c4dc94ebe5.png?v=1776329830</image:loc>
      <image:title>Starch Indicator, 0.2% (w/v) - R7999200-4A</image:title>
      <image:caption>Starch Indicator, 0.2% (w/v) - R7999200-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-standard-14000-ppm-na-r7605400-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_75c118e4-8410-448c-a6da-36a7f3724887.png?v=1776329829</image:loc>
      <image:title>Sodium Standard, 14,000 ppm Na - R7605400-500A</image:title>
      <image:caption>Sodium Standard, 14,000 ppm Na - R7605400-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-sulfite-10-wv-7585-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_b6176dd4-5852-401f-92ad-f54171676c4b.png?v=1776329829</image:loc>
      <image:title>Sodium Sulfite, 10% (w/v) - 7585-16</image:title>
      <image:caption>Sodium Sulfite, 10% (w/v) - 7585-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-standard-1-ppm-na-7594-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_9500baf6-dca2-4721-a53f-2d13e561e6d6.png?v=1776329831</image:loc>
      <image:title>Sodium Standard, 1 ppm Na - 7594-16</image:title>
      <image:caption>Sodium Standard, 1 ppm Na - 7594-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-1-vv-in-denatured-ethanol-r8148017-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1a_97ad2a84-e92f-48d8-8766-f38caeec7659.png?v=1776329830</image:loc>
      <image:title>Sulfuric Acid, 1% (v/v) in denatured Ethanol - R8148017-1A</image:title>
      <image:caption>Sulfuric Acid, 1% (v/v) in denatured Ethanol - R8148017-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/starch-indicator-05-wv-with-chloroform-preservative-8002-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_7b00a4ee-df21-4044-b74d-f8ffd39e09e3.png?v=1776329829</image:loc>
      <image:title>Starch Indicator, 0.5% (w/v), with Chloroform preservative - 8002-5</image:title>
      <image:caption>Starch Indicator, 0.5% (w/v), with Chloroform preservative - 8002-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/starch-indicator-03-wv-79993-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_c9da4cb5-158d-461e-80a9-c30ff69f3e03.png?v=1776329830</image:loc>
      <image:title>Starch Indicator, 0.3% (w/v) - 7999.3-1</image:title>
      <image:caption>Starch Indicator, 0.3% (w/v) - 7999.3-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/stannous-chloride-solution-r-79987-8</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_3c55c759-312a-438f-8e7b-1e4e45d1465f.png?v=1776329830</image:loc>
      <image:title>Stannous Chloride Solution R - 7998.7-8</image:title>
      <image:caption>Stannous Chloride Solution R - 7998.7-8</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-0500-normal-n2-7966-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_8c8837c2-f1ba-4499-b8d3-6f4acefa7f15.png?v=1776329831</image:loc>
      <image:title>Sodium Thiosulfate, 0.500 Normal (N/2) - 7966-5</image:title>
      <image:caption>Sodium Thiosulfate, 0.500 Normal (N/2) - 7966-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-10-vv-8150-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_57dc9e05-76db-4943-87a4-0ba3a8474cc4.png?v=1776329832</image:loc>
      <image:title>Sulfuric Acid, 10% (v/v) - 8150-5</image:title>
      <image:caption>Sulfuric Acid, 10% (v/v) - 8150-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-10-vv-8150-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_5c6873ac-4333-4997-9f60-e67395f7a450.png?v=1776329830</image:loc>
      <image:title>Sulfuric Acid, 10% (v/v) - 8150-1</image:title>
      <image:caption>Sulfuric Acid, 10% (v/v) - 8150-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/starch-indicator-1-wv-mercury-free-for-iodometric-titrations-8050-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_a240c5d1-5f60-4fb4-a4dd-eb462f7d36a9.png?v=1776329829</image:loc>
      <image:title>Starch Indicator, 1% (w/v), Mercury Free, for Iodometric Titrations - 8050-1</image:title>
      <image:caption>Starch Indicator, 1% (w/v), Mercury Free, for Iodometric Titrations - 8050-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/specific-gravity-standard-sp-gr-1170-at-25c25c-r7991170-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_b8fee1a9-793d-4287-99c5-3661573f9e11.png?v=1776329830</image:loc>
      <image:title>Specific Gravity Standard, Sp. Gr. = 1.170 at 25°C/25°C - R7991170-500A</image:title>
      <image:caption>Specific Gravity Standard, Sp. Gr. = 1.170 at 25°C/25°C - R7991170-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-10-vv-8150-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_10f_b85c9afa-0dc6-4eed-b6ac-fd23359932d2.png?v=1776329836</image:loc>
      <image:title>Sulfuric Acid, 10% (v/v) - 8150-2.5</image:title>
      <image:caption>Sulfuric Acid, 10% (v/v) - 8150-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sorbitol-70-wv-r7987000-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_911283e3-9bbf-4a9a-a37a-7d5bdf047536.png?v=1776329830</image:loc>
      <image:title>Sorbitol, 70% (w/v) - R7987000-1A</image:title>
      <image:caption>Sorbitol, 70% (w/v) - R7987000-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-standard-8000-ppm-na-r7603800-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_6fad6e5a-01e8-41d4-9c5a-0e58a22a87aa.png?v=1776329834</image:loc>
      <image:title>Sodium Standard, 8000 ppm Na - R7603800-500A</image:title>
      <image:caption>Sodium Standard, 8000 ppm Na - R7603800-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/starch-indicator-1-wv-mercury-free-for-iodometric-titrations-8050-1ct</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-4f_60026776-6502-4023-af6a-8e417d92779f.png?v=1776329833</image:loc>
      <image:title>Starch Indicator, 1% (w/v), Mercury Free, for Iodometric Titrations - 8050-1CT</image:title>
      <image:caption>Starch Indicator, 1% (w/v), Mercury Free, for Iodometric Titrations - 8050-1CT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/starch-indicator-05-wv-with-chloroform-preservative-8002-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_27c7d278-d357-43c0-bb68-3b75561b6f27.png?v=1776329830</image:loc>
      <image:title>Starch Indicator, 0.5% (w/v), with Chloroform preservative - 8002-16</image:title>
      <image:caption>Starch Indicator, 0.5% (w/v), with Chloroform preservative - 8002-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-3-vv-r8148300-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_d06f34db-563e-404f-94ba-715e491ed15b.png?v=1776329829</image:loc>
      <image:title>Sulfuric Acid, 3% (v/v) - R8148300-4A</image:title>
      <image:caption>Sulfuric Acid, 3% (v/v) - R8148300-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-10-ww-8153-5pt</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_52c5524c-ee50-4c91-bdb7-efe921883726.png?v=1776329833</image:loc>
      <image:title>Sulfuric Acid, 10% (w/w) - 8153-5PT</image:title>
      <image:caption>Sulfuric Acid, 10% (w/w) - 8153-5PT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/starch-indicator-05-wv-mercury-free-for-iodometric-titrations-8000-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_772c8fd9-f0f5-4062-9cfe-e68083fd7720.png?v=1776329832</image:loc>
      <image:title>Starch Indicator, 0.5% (w/v), Mercury Free, for Iodometric Titrations - 8000-2.5</image:title>
      <image:caption>Starch Indicator, 0.5% (w/v), Mercury Free, for Iodometric Titrations - 8000-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/starch-solution-r-ep-reagent-1085103-r8046000-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_9332edc7-d7ad-4ba4-9157-a2e01a045154.png?v=1776329832</image:loc>
      <image:title>Starch Solution R, EP Reagent 1085103 - R8046000-500A</image:title>
      <image:caption>Starch Solution R, EP Reagent 1085103 - R8046000-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/specific-gravity-standard-sp-gr-080-at-60f60f-7992080-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1c_7b800ae2-53fc-4d7c-bad1-cbdbdd1787bd.png?v=1776329832</image:loc>
      <image:title>Specific Gravity Standard, Sp. Gr. = 0.80 at 60°F/60°F - 7992.080-32</image:title>
      <image:caption>Specific Gravity Standard, Sp. Gr. = 0.80 at 60°F/60°F - 7992.080-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-0200-normal-n5-7960-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_d3ed3ced-9c07-451c-aa0d-7f91b1ac7efa.png?v=1776329834</image:loc>
      <image:title>Sodium Thiosulfate, 0.200 Normal (N/5) - 7960-5</image:title>
      <image:caption>Sodium Thiosulfate, 0.200 Normal (N/5) - 7960-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-5-ww-r8152200-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_d430a139-877f-4a2d-8108-50326f826e5f.png?v=1776329830</image:loc>
      <image:title>Sulfuric Acid, 5% (w/w) - R8152200-20F</image:title>
      <image:caption>Sulfuric Acid, 5% (w/w) - R8152200-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-4-vv-epa-3512-81484-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_33de176c-1b85-4777-816e-5c351cf9ae12.png?v=1776329833</image:loc>
      <image:title>Sulfuric Acid, 4% (v/v), EPA 351.2 - 8148.4-32</image:title>
      <image:caption>Sulfuric Acid, 4% (v/v), EPA 351.2 - 8148.4-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/stannous-chloride-reagent-i-for-phosphorus-phosphate-analysis-without-extraction-7997-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120a_a5f1e939-d2fb-4952-b454-804255492fb0.png?v=1776329833</image:loc>
      <image:title>Stannous Chloride Reagent I for Phosphorus (Phosphate) Analysis (without extraction) - 7997-4</image:title>
      <image:caption>Stannous Chloride Reagent I for Phosphorus (Phosphate) Analysis (without extraction) - 7997-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-standard-10000-ppm-na-7605-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_590d6124-57da-480b-85bc-2d810299af70.png?v=1776329836</image:loc>
      <image:title>Sodium Standard, 10,000 ppm Na - 7605-16</image:title>
      <image:caption>Sodium Standard, 10,000 ppm Na - 7605-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/strong-acid-solution-for-phosphorus-analysis-8080-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_38b1e006-31d9-4967-92e3-78e5092305df.png?v=1776329835</image:loc>
      <image:title>Strong Acid Solution, for Phosphorus Analysis - 8080-16</image:title>
      <image:caption>Strong Acid Solution, for Phosphorus Analysis - 8080-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-10-ww-8153-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_f9f9d816-1308-4e69-aeb8-cef6d53fb6a5.png?v=1776329835</image:loc>
      <image:title>Sulfuric Acid, 10% (w/w) - 8153-32</image:title>
      <image:caption>Sulfuric Acid, 10% (w/w) - 8153-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/starch-indicator-05-wv-with-chloroform-preservative-8002-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_9077a2b1-91fc-4d59-a501-cf5b6b9a045e.png?v=1776329834</image:loc>
      <image:title>Starch Indicator, 0.5% (w/v), with Chloroform preservative - 8002-32</image:title>
      <image:caption>Starch Indicator, 0.5% (w/v), with Chloroform preservative - 8002-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-00200-normal-n50-8200-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_31be22b3-aead-4536-91e6-9f910dc981c6.png?v=1776329831</image:loc>
      <image:title>Sulfuric Acid, 0.0200 Normal (N/50) - 8200-1</image:title>
      <image:caption>Sulfuric Acid, 0.0200 Normal (N/50) - 8200-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-5-vv-8149-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_c387891a-d420-4ee1-ac37-a8f4ae7d0366.png?v=1776329834</image:loc>
      <image:title>Sulfuric Acid, 5% (v/v) - 8149-32</image:title>
      <image:caption>Sulfuric Acid, 5% (v/v) - 8149-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sorbic-acid-standard-100-ppm-cho-r7986100-100a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_a66bb9bb-578c-4b44-83fa-e826049e09d7.png?v=1776329836</image:loc>
      <image:title>Sorbic Acid Standard, 100 ppm C?H?O? - R7986100-100A</image:title>
      <image:caption>Sorbic Acid Standard, 100 ppm C?H?O? - R7986100-100A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/starch-indicator-05-wv-mercury-free-for-iodometric-titrations-8000-1ct</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-4f_8ad71148-8304-4285-88c2-d1794d9761b9.png?v=1776329836</image:loc>
      <image:title>Starch Indicator, 0.5% (w/v), Mercury Free, for Iodometric Titrations - 8000-1CT</image:title>
      <image:caption>Starch Indicator, 0.5% (w/v), Mercury Free, for Iodometric Titrations - 8000-1CT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-167-vv-8162-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_61093601-74c0-485f-837e-828abe2e15ab.png?v=1776329838</image:loc>
      <image:title>Sulfuric Acid, 16.7% (v/v) - 8162-32</image:title>
      <image:caption>Sulfuric Acid, 16.7% (v/v) - 8162-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sorbic-acid-standard-250-ppm-cho-r7986250-100a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_9eaa80ec-e3d2-4232-a689-65f50cdd3460.png?v=1776329834</image:loc>
      <image:title>Sorbic Acid Standard, 250 ppm C?H?O? - R7986250-100A</image:title>
      <image:caption>Sorbic Acid Standard, 250 ppm C?H?O? - R7986250-100A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-standard-100-ppm-na-7597-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_a6009925-9367-4498-8926-c7642b4c7246.png?v=1776329836</image:loc>
      <image:title>Sodium Standard, 100 ppm Na - 7597-32</image:title>
      <image:caption>Sodium Standard, 100 ppm Na - 7597-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-003552-normal-8203-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_2ebd50cf-dcd4-49bf-93de-a5b2e9f3c421.png?v=1776329837</image:loc>
      <image:title>Sulfuric Acid, 0.03552 Normal - 8203-5</image:title>
      <image:caption>Sulfuric Acid, 0.03552 Normal - 8203-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/specific-gravity-std-080-r7991080-500c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_500c_617e3ed1-957a-4176-9cf6-432189d69e9e.png?v=1776329836</image:loc>
      <image:title>Specific Gravity Std, 0.80 - R7991080-500C</image:title>
      <image:caption>Specific Gravity Std, 0.80 - R7991080-500C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/specific-gravity-standard-sp-gr-095-at-60f60f-7992095-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1c_89ab131c-987e-4e1f-9d6b-f3f5fbc18f21.png?v=1776329838</image:loc>
      <image:title>Specific Gravity Standard, Sp. Gr. = 0.95 at 60°F/60°F - 7992.095-32</image:title>
      <image:caption>Specific Gravity Standard, Sp. Gr. = 0.95 at 60°F/60°F - 7992.095-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/strontium-chloride-10-wv-ph-65-8060-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_72311f49-ec7a-4417-a464-1701d0945662.png?v=1776329837</image:loc>
      <image:title>Strontium Chloride, 10% (w/v), pH 6.5 - 8060-32</image:title>
      <image:caption>Strontium Chloride, 10% (w/v), pH 6.5 - 8060-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sorbic-acid-standard-300-ppm-cho-r7986300-100a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_455e74ea-dd45-4cfd-9696-6edceb766a83.png?v=1776329836</image:loc>
      <image:title>Sorbic Acid Standard, 300 ppm C?H?O? - R7986300-100A</image:title>
      <image:caption>Sorbic Acid Standard, 300 ppm C?H?O? - R7986300-100A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/starch-indicator-05-wv-with-chloroform-preservative-8002-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_8e76f619-84c0-4ab1-9f61-2e321939eb50.png?v=1776329837</image:loc>
      <image:title>Starch Indicator, 0.5% (w/v), with Chloroform preservative - 8002-1</image:title>
      <image:caption>Starch Indicator, 0.5% (w/v), with Chloroform preservative - 8002-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/starch-indicator-2-wv-mercury-free-for-iodometric-titrations-8055-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_da06814d-483d-4f0f-9b68-109838746fbf.png?v=1776329835</image:loc>
      <image:title>Starch Indicator, 2% (w/v), Mercury Free, for Iodometric Titrations - 8055-32</image:title>
      <image:caption>Starch Indicator, 2% (w/v), Mercury Free, for Iodometric Titrations - 8055-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/spadns-reference-solution-for-fluoride-determination-7990-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500c_b194c3ce-5d72-449f-bb1c-a5a3bbd25b49.png?v=1776329837</image:loc>
      <image:title>SPADNS Reference Solution, for Fluoride Determination - 7990-16</image:title>
      <image:caption>SPADNS Reference Solution, for Fluoride Determination - 7990-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/specific-gravity-standard-sp-gr-085-at-60f60f-7992085-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1c_26be983b-5239-4587-944e-86219f847f55.png?v=1776329837</image:loc>
      <image:title>Specific Gravity Standard, Sp. Gr. = 0.85 at 60°F/60°F - 7992.085-32</image:title>
      <image:caption>Specific Gravity Standard, Sp. Gr. = 0.85 at 60°F/60°F - 7992.085-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/starch-indicator-2-wv-mercury-free-for-iodometric-titrations-8055-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_6ecfc851-8005-4cf6-9b64-991f8d5f2937.png?v=1776329837</image:loc>
      <image:title>Starch Indicator, 2% (w/v), Mercury Free, for Iodometric Titrations - 8055-5</image:title>
      <image:caption>Starch Indicator, 2% (w/v), Mercury Free, for Iodometric Titrations - 8055-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/starch-indicator-1-wv-with-chloroform-preservative-8052-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_0aaa6140-d16e-4338-9c5b-0b6d46cdc99a.png?v=1776329836</image:loc>
      <image:title>Starch Indicator, 1% (w/v), with Chloroform preservative - 8052-5</image:title>
      <image:caption>Starch Indicator, 1% (w/v), with Chloroform preservative - 8052-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-rs-10-wv-8154-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_2cb04393-09c1-4d11-8e91-d95bfea3146b.png?v=1776329839</image:loc>
      <image:title>Sulfuric Acid RS, 10% (w/v) - 8154-32</image:title>
      <image:caption>Sulfuric Acid RS, 10% (w/v) - 8154-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-00400-normal-n25-00200-molar-m50-8215-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_6dda3e42-3084-437a-a24e-5ce92e290cbe.png?v=1776329837</image:loc>
      <image:title>Sulfuric Acid, 0.0400 Normal (N/25), 0.0200 Molar (M/50) - 8215-1</image:title>
      <image:caption>Sulfuric Acid, 0.0400 Normal (N/25), 0.0200 Molar (M/50) - 8215-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-200-normal-7975-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_250a4ea8-1fa4-4c7e-b0e4-8ad9e72a38f0.png?v=1776329840</image:loc>
      <image:title>Sodium Thiosulfate, 2.00 Normal - 7975-16</image:title>
      <image:caption>Sodium Thiosulfate, 2.00 Normal - 7975-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/specific-gravity-standard-sp-gr-1170-at-25c25c-r7991170-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_7e928bf5-f5bb-4e25-9ba9-35970a63ea1f.png?v=1776329839</image:loc>
      <image:title>Specific Gravity Standard, Sp. Gr. = 1.170 at 25°C/25°C - R7991170-1A</image:title>
      <image:caption>Specific Gravity Standard, Sp. Gr. = 1.170 at 25°C/25°C - R7991170-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/spadns-reference-solution-for-fluoride-determination-7990-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1c_774e5adf-e23c-4f1f-97e8-4fbe0df5672a.png?v=1776329838</image:loc>
      <image:title>SPADNS Reference Solution, for Fluoride Determination - 7990-32</image:title>
      <image:caption>SPADNS Reference Solution, for Fluoride Determination - 7990-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-00400-normal-n25-00200-molar-m50-8215-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_922910f9-14e2-48f6-8777-daf45739a601.png?v=1776329842</image:loc>
      <image:title>Sulfuric Acid, 0.0400 Normal (N/25), 0.0200 Molar (M/50) - 8215-32</image:title>
      <image:caption>Sulfuric Acid, 0.0400 Normal (N/25), 0.0200 Molar (M/50) - 8215-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-14-vv-8160-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_ba74b969-7dba-4474-a9ae-61e5b5f43d06.png?v=1776329840</image:loc>
      <image:title>Sulfuric Acid, 14% (v/v) - 8160-16</image:title>
      <image:caption>Sulfuric Acid, 14% (v/v) - 8160-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-20-vv-reagent-grade-8165-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_1e000869-b573-458f-9d1c-76d9217ca9c6.png?v=1776329840</image:loc>
      <image:title>Sulfuric Acid, 20% (v/v), Reagent Grade - 8165-16</image:title>
      <image:caption>Sulfuric Acid, 20% (v/v), Reagent Grade - 8165-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sudan-iii-saturated-alcoholic-solution-fat-stain-for-microscopic-examination-of-feces-8086-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_500a_2ee3264a-54b0-44fb-a94a-3b332d9e5a33.png?v=1776329841</image:loc>
      <image:title>Sudan III, Saturated Alcoholic Solution Fat Stain for Microscopic Examination of Feces - 8086-16</image:title>
      <image:caption>Sudan III, Saturated Alcoholic Solution Fat Stain for Microscopic Examination of Feces - 8086-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-167-vv-8162-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_ba804aac-861e-444f-8a10-0f8497417c13.png?v=1776329844</image:loc>
      <image:title>Sulfuric Acid, 16.7% (v/v) - 8162-1</image:title>
      <image:caption>Sulfuric Acid, 16.7% (v/v) - 8162-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-0071-normal-r8228000-10f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_fda17078-c4bb-45f8-aaf6-36f2c9a2813c.png?v=1776329837</image:loc>
      <image:title>Sulfuric Acid, 0.071 Normal - R8228000-10F</image:title>
      <image:caption>Sulfuric Acid, 0.071 Normal - R8228000-10F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-10-ww-8153-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_e8462db4-703a-4ab7-8e6a-93dab5aee251.png?v=1776329838</image:loc>
      <image:title>Sulfuric Acid, 10% (w/w) - 8153-5</image:title>
      <image:caption>Sulfuric Acid, 10% (w/w) - 8153-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/starch-indicator-2-wv-mercury-free-for-iodometric-titrations-8055-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_47b3b91a-dde8-4873-8adc-7c2f8e1957a3.png?v=1776329839</image:loc>
      <image:title>Starch Indicator, 2% (w/v), Mercury Free, for Iodometric Titrations - 8055-1</image:title>
      <image:caption>Starch Indicator, 2% (w/v), Mercury Free, for Iodometric Titrations - 8055-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-20-ww-8166-5pt</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_4fe25e90-e59e-4df6-bc13-5c99d5110047.png?v=1776329843</image:loc>
      <image:title>Sulfuric Acid, 20% (w/w) - 8166-5PT</image:title>
      <image:caption>Sulfuric Acid, 20% (w/w) - 8166-5PT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-00200-normal-n50-8200-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_c574b91c-3848-4152-9118-bd03adbdb1c7.png?v=1776329843</image:loc>
      <image:title>Sulfuric Acid, 0.0200 Normal (N/50) - 8200-16</image:title>
      <image:caption>Sulfuric Acid, 0.0200 Normal (N/50) - 8200-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/starch-indicator-1-wv-mercury-free-for-iodometric-titrations-8050-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_8ed3113a-5a97-4b9c-9649-79465a4d55a6.png?v=1776329841</image:loc>
      <image:title>Starch Indicator, 1% (w/v), Mercury Free, for Iodometric Titrations - 8050-32</image:title>
      <image:caption>Starch Indicator, 1% (w/v), Mercury Free, for Iodometric Titrations - 8050-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/starch-indicator-for-sulfite-r8055700-500c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_75bcbdef-eaaa-4f09-95e8-4c8c63b1f2e4.png?v=1776329840</image:loc>
      <image:title>Starch Indicator for Sulfite - R8055700-500C</image:title>
      <image:caption>Starch Indicator for Sulfite - R8055700-500C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-20-ww-8166-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_f7e91bfb-6e1f-44ae-ab7e-998316c5cfa5.png?v=1776329839</image:loc>
      <image:title>Sulfuric Acid, 20% (w/w) - 8166-5</image:title>
      <image:caption>Sulfuric Acid, 20% (w/w) - 8166-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-10-vv-8150-5pt</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_166d9ab5-586b-44a3-981c-6f66aef674bd.png?v=1776329839</image:loc>
      <image:title>Sulfuric Acid, 10% (v/v) - 8150-5PT</image:title>
      <image:caption>Sulfuric Acid, 10% (v/v) - 8150-5PT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-25-vv-8170-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_6895200b-b9b2-44ac-85d6-8e4a8cbe5e9b.png?v=1776329842</image:loc>
      <image:title>Sulfuric Acid, 25% (v/v) - 8170-5</image:title>
      <image:caption>Sulfuric Acid, 25% (v/v) - 8170-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/starch-indicator-2-wv-mercury-free-for-iodometric-titrations-8055-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_d2bca7d6-5a9e-43ed-9249-208e37a3d268.png?v=1776329841</image:loc>
      <image:title>Starch Indicator, 2% (w/v), Mercury Free, for Iodometric Titrations - 8055-16</image:title>
      <image:caption>Starch Indicator, 2% (w/v), Mercury Free, for Iodometric Titrations - 8055-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/starch-indicator-1-wv-with-chloroform-preservative-8052-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_cc3c826e-6fc2-42e0-9f09-cb5734157985.png?v=1776329842</image:loc>
      <image:title>Starch Indicator, 1% (w/v), with Chloroform preservative - 8052-32</image:title>
      <image:caption>Starch Indicator, 1% (w/v), with Chloroform preservative - 8052-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-tungstate-10-wv-stabilized-7980-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_fa2cdef7-5354-4e25-83be-914238c435e6.png?v=1776329847</image:loc>
      <image:title>Sodium Tungstate, 10% (w/v), Stabilized - 7980-16</image:title>
      <image:caption>Sodium Tungstate, 10% (w/v), Stabilized - 7980-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-20-vv-reagent-grade-8165-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_b27899c7-b3b6-4fb4-a2d4-2062c46c85d6.png?v=1776329846</image:loc>
      <image:title>Sulfuric Acid, 20% (v/v), Reagent Grade - 8165-5</image:title>
      <image:caption>Sulfuric Acid, 20% (v/v), Reagent Grade - 8165-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-10-vv-8150-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_9c8dff47-c8e8-4927-81ee-81f4265fb89d.png?v=1776329844</image:loc>
      <image:title>Sulfuric Acid, 10% (v/v) - 8150-32</image:title>
      <image:caption>Sulfuric Acid, 10% (v/v) - 8150-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/starch-indicator-1-wv-with-chloroform-preservative-8052-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_bfe0a482-7020-4657-a396-4166ba9ac86f.png?v=1776329844</image:loc>
      <image:title>Starch Indicator, 1% (w/v), with Chloroform preservative - 8052-16</image:title>
      <image:caption>Starch Indicator, 1% (w/v), with Chloroform preservative - 8052-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-20-vv-reagent-grade-8165-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_87941203-0072-48d6-85a2-1f189d109268.png?v=1776329842</image:loc>
      <image:title>Sulfuric Acid, 20% (v/v), Reagent Grade - 8165-32</image:title>
      <image:caption>Sulfuric Acid, 20% (v/v), Reagent Grade - 8165-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-00500-normal-n20-8219-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_7609dff6-1657-44ab-bd29-a71ef39a161c.png?v=1776329841</image:loc>
      <image:title>Sulfuric Acid, 0.0500 Normal (N/20) - 8219-16</image:title>
      <image:caption>Sulfuric Acid, 0.0500 Normal (N/20) - 8219-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/starch-indicator-with-05-potassium-iodide-80511-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_b7cead86-26f7-4c0f-b346-d7c3bf348fcc.png?v=1776329840</image:loc>
      <image:title>Starch Indicator, with 0.5% Potassium Iodide - 8051.1-32</image:title>
      <image:caption>Starch Indicator, with 0.5% Potassium Iodide - 8051.1-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-00500-normal-n20-8219-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_acc6f966-0cfc-43e6-ac4d-4d4120dbbc1e.png?v=1776329841</image:loc>
      <image:title>Sulfuric Acid, 0.0500 Normal (N/20) - 8219-32</image:title>
      <image:caption>Sulfuric Acid, 0.0500 Normal (N/20) - 8219-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-00833-normal-n12-for-preparation-of-protein-free-filtrates-8230-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_9bff5047-da9c-4205-8fc1-dc2f20e97583.png?v=1776329845</image:loc>
      <image:title>Sulfuric Acid, 0.0833 Normal (N/12) for Preparation of Protein-free Filtrates - 8230-32</image:title>
      <image:caption>Sulfuric Acid, 0.0833 Normal (N/12) for Preparation of Protein-free Filtrates - 8230-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-20-ww-8166-1ct</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-4f_08328a91-ed12-44fd-9c7d-c3c1ab29ce64.png?v=1776329847</image:loc>
      <image:title>Sulfuric Acid, 20% (w/w) - 8166-1CT</image:title>
      <image:caption>Sulfuric Acid, 20% (w/w) - 8166-1CT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/specific-gravity-standard-sp-gr-095-at-60f60f-7992095-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_500c_4d56c69c-9268-4e4b-ad3e-db4e9fb6e532.png?v=1776329847</image:loc>
      <image:title>Specific Gravity Standard, Sp. Gr. = 0.95 at 60°F/60°F - 7992.095-16</image:title>
      <image:caption>Specific Gravity Standard, Sp. Gr. = 0.95 at 60°F/60°F - 7992.095-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-25-ww-8174-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_22aaae7e-8087-41e4-be7b-1e2c587f2a5f.png?v=1776329845</image:loc>
      <image:title>Sulfuric Acid, 25% (w/w) - 8174-16</image:title>
      <image:caption>Sulfuric Acid, 25% (w/w) - 8174-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-10-vv-8150-16g</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_5d6e229c-2429-4242-b593-1e9e541c99ff.png?v=1776329846</image:loc>
      <image:title>Sulfuric Acid, 10% (v/v) - 8150-16G</image:title>
      <image:caption>Sulfuric Acid, 10% (v/v) - 8150-16G</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-25-vv-8170-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_a046ab63-9670-42f4-9533-db979ee7d161.png?v=1776329848</image:loc>
      <image:title>Sulfuric Acid, 25% (v/v) - 8170-32</image:title>
      <image:caption>Sulfuric Acid, 25% (v/v) - 8170-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sucrose-solution-10-ww-80692-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_a5066315-c91c-493e-aa61-f7a19a83f799.png?v=1776329844</image:loc>
      <image:title>Sucrose Solution, 10% (w/w) - 8069.2-16</image:title>
      <image:caption>Sucrose Solution, 10% (w/w) - 8069.2-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfate-standard-130-ppm-so-with-absorbance-and-density-testing-r8110130-250a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_25276aca-ce3b-4632-881d-b765fbadfb63.png?v=1776329844</image:loc>
      <image:title>Sulfate Standard, 130 ppm SO? with Absorbance and Density testing - R8110130-250A</image:title>
      <image:caption>Sulfate Standard, 130 ppm SO? with Absorbance and Density testing - R8110130-250A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-20-vv-reagent-grade-8165-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_70f8dc1f-98ee-4a0d-8240-838fbc7c42e7.png?v=1776329848</image:loc>
      <image:title>Sulfuric Acid, 20% (v/v), Reagent Grade - 8165-1</image:title>
      <image:caption>Sulfuric Acid, 20% (v/v), Reagent Grade - 8165-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-25-wv-8172-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_85a9ff41-eabc-49b1-9ae5-08b2efb7271d.png?v=1776329850</image:loc>
      <image:title>Sulfuric Acid, 25% (w/v) - 8172-1</image:title>
      <image:caption>Sulfuric Acid, 25% (w/v) - 8172-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-10-ww-8153-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_10f_0a0d7b61-07d0-455e-8a2e-261956041456.png?v=1776329848</image:loc>
      <image:title>Sulfuric Acid, 10% (w/w) - 8153-2.5</image:title>
      <image:caption>Sulfuric Acid, 10% (w/w) - 8153-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-30-ww-8176-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_2f0fbdfc-c593-4d12-98da-9a68a33f646a.png?v=1776329844</image:loc>
      <image:title>Sulfuric Acid, 30% (w/w) - 8176-16</image:title>
      <image:caption>Sulfuric Acid, 30% (w/w) - 8176-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/starch-iodide-solution-05-wv-r8056500-120b</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120b_1ce2a344-84fd-4cda-a74c-5346d846e76a.png?v=1776329845</image:loc>
      <image:title>Starch - Iodide Solution, 0.5% (w/v) - R8056500-120B</image:title>
      <image:caption>Starch - Iodide Solution, 0.5% (w/v) - R8056500-120B</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-14-vv-8160-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_8f45a16b-f97b-4ff1-b153-52a9ae6a7f33.png?v=1776329847</image:loc>
      <image:title>Sulfuric Acid, 14% (v/v) - 8160-32</image:title>
      <image:caption>Sulfuric Acid, 14% (v/v) - 8160-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfanilamide-reagent-1-wv-in-10-vv-hydrochloric-acid-8103-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_83213237-12b6-4bf2-bfd3-e42b93ec4fde.png?v=1776329846</image:loc>
      <image:title>Sulfanilamide Reagent, 1% (w/v) in 10% (v/v) Hydrochloric Acid - 8103-16</image:title>
      <image:caption>Sulfanilamide Reagent, 1% (w/v) in 10% (v/v) Hydrochloric Acid - 8103-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/starch-indicator-1-wv-with-chloroform-preservative-8052-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_4bb97796-d3cc-4bac-ad84-27256f2db2d9.png?v=1776329847</image:loc>
      <image:title>Starch Indicator, 1% (w/v), with Chloroform preservative - 8052-1</image:title>
      <image:caption>Starch Indicator, 1% (w/v), with Chloroform preservative - 8052-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-01142-normal-suitable-for-crude-fiber-analysis-of-food-and-feed-8255-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_ab7db824-a4f4-486f-bece-4598162a1731.png?v=1776329847</image:loc>
      <image:title>Sulfuric Acid, 0.1142 Normal Suitable for Crude Fiber Analysis of Food and Feed - 8255-5</image:title>
      <image:caption>Sulfuric Acid, 0.1142 Normal Suitable for Crude Fiber Analysis of Food and Feed - 8255-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/starch-indicator-for-sulfite-r8055700-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_282d43b5-6ecb-4f2e-9ba2-8b408a1edde0.png?v=1776329846</image:loc>
      <image:title>Starch Indicator for Sulfite - R8055700-1C</image:title>
      <image:caption>Starch Indicator for Sulfite - R8055700-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfate-standard-100-ppm-so-8110-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_614aeaf0-c3ba-455d-876c-ac2a82f5bd1c.png?v=1776329847</image:loc>
      <image:title>Sulfate Standard, 100 ppm SO?²? - 8110-16</image:title>
      <image:caption>Sulfate Standard, 100 ppm SO?²? - 8110-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-00500-normal-n20-8219-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_e6b58a8a-fb38-4c64-8bdf-2b195d7dfedc.png?v=1776329849</image:loc>
      <image:title>Sulfuric Acid, 0.0500 Normal (N/20) - 8219-5</image:title>
      <image:caption>Sulfuric Acid, 0.0500 Normal (N/20) - 8219-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-10-vv-8150-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_dc99915e-2bb0-4f35-b652-8d1989cf76d8.png?v=1776329845</image:loc>
      <image:title>Sulfuric Acid, 10% (v/v) - 8150-16</image:title>
      <image:caption>Sulfuric Acid, 10% (v/v) - 8150-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-3-ww-r8152100-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_9296188e-e9ed-42ba-b172-c088099df8fe.png?v=1776329849</image:loc>
      <image:title>Sulfuric Acid, 3% (w/w) - R8152100-20F</image:title>
      <image:caption>Sulfuric Acid, 3% (w/w) - R8152100-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfate-standard-stock-solution-alcoholic-1000-ppm-so-in-30-vv-alcohol-8111-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_500a_2577a2dc-0dff-4b89-b139-25641bbe6ac4.png?v=1776329848</image:loc>
      <image:title>Sulfate Standard Stock Solution, Alcoholic, 1000 ppm SO?²? in 30% (v/v) Alcohol - 8111-16</image:title>
      <image:caption>Sulfate Standard Stock Solution, Alcoholic, 1000 ppm SO?²? in 30% (v/v) Alcohol - 8111-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfate-standard-10000-ppm-so-hso-in-water-81125-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_39fabb16-9567-4856-b6db-53e45b4db3a3.png?v=1776329847</image:loc>
      <image:title>Sulfate Standard, 10,000 ppm SO?²? (H?SO? in Water) - 8112.5-4</image:title>
      <image:caption>Sulfate Standard, 10,000 ppm SO?²? (H?SO? in Water) - 8112.5-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfanilic-acid-ts-08-wv-in-glacial-acetic-acid-8104-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_120c_2697d954-90d3-4df6-9056-9f1064e10c94.png?v=1776329850</image:loc>
      <image:title>Sulfanilic Acid TS, 0.8% (w/v) in Glacial Acetic Acid - 8104-4</image:title>
      <image:caption>Sulfanilic Acid TS, 0.8% (w/v) in Glacial Acetic Acid - 8104-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/stable-starch-solution-r8054000-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_59cd0b84-20c9-4d02-aa46-658c42751f9f.png?v=1776329850</image:loc>
      <image:title>Stable Starch Solution - R8054000-4A</image:title>
      <image:caption>Stable Starch Solution - R8054000-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/starch-indicator-1-wv-mercury-free-for-iodometric-titrations-8050-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_94423439-7dc2-4101-a773-c27234c506cb.png?v=1776329851</image:loc>
      <image:title>Starch Indicator, 1% (w/v), Mercury Free, for Iodometric Titrations - 8050-2.5</image:title>
      <image:caption>Starch Indicator, 1% (w/v), Mercury Free, for Iodometric Titrations - 8050-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/specific-gravity-standard-sp-gr-075-at-60f60f-7992075-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_c9c89fb9-281f-4be7-9376-daa5218d853a.png?v=1776329850</image:loc>
      <image:title>Specific Gravity Standard, Sp. Gr. = 0.75 at 60°F/60°F - 7992.075-32</image:title>
      <image:caption>Specific Gravity Standard, Sp. Gr. = 0.75 at 60°F/60°F - 7992.075-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/specific-gravity-standard-sp-gr-180-at-25c-r7991800-500c1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_aa047c11-a159-46f1-804f-d9f0d6b85dca.png?v=1776329848</image:loc>
      <image:title>Specific Gravity Standard, Sp. Gr. =1.80 at 25°C - R7991800-500C1</image:title>
      <image:caption>Specific Gravity Standard, Sp. Gr. =1.80 at 25°C - R7991800-500C1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-900-normal-8338-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_59d2f3bc-b9e9-4dda-991c-658b1e7899ed.png?v=1776329847</image:loc>
      <image:title>Sulfuric Acid, 9.00 Normal - 8338-32</image:title>
      <image:caption>Sulfuric Acid, 9.00 Normal - 8338-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfanilamide-reagent-1-wv-in-10-vv-hydrochloric-acid-8103-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_9741055b-b074-4f50-bba0-37dfb4f6597a.png?v=1776329848</image:loc>
      <image:title>Sulfanilamide Reagent, 1% (w/v) in 10% (v/v) Hydrochloric Acid - 8103-32</image:title>
      <image:caption>Sulfanilamide Reagent, 1% (w/v) in 10% (v/v) Hydrochloric Acid - 8103-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-00500-normal-n20-8219-1ct</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-4f_1c40f7d8-cef8-41aa-81ca-5cc09e12b677.png?v=1776329849</image:loc>
      <image:title>Sulfuric Acid, 0.0500 Normal (N/20) - 8219-1CT</image:title>
      <image:caption>Sulfuric Acid, 0.0500 Normal (N/20) - 8219-1CT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-20-ww-8166-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_e0d23f6b-ca1d-49d0-a565-2bd3c60e0a8b.png?v=1776329850</image:loc>
      <image:title>Sulfuric Acid, 20% (w/w) - 8166-1</image:title>
      <image:caption>Sulfuric Acid, 20% (w/w) - 8166-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/starch-indicator-1-wv-mercury-free-for-iodometric-titrations-8050-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_c6093c9e-e1e6-4286-82f3-623c41ea6a56.png?v=1776329850</image:loc>
      <image:title>Starch Indicator, 1% (w/v), Mercury Free, for Iodometric Titrations - 8050-5</image:title>
      <image:caption>Starch Indicator, 1% (w/v), Mercury Free, for Iodometric Titrations - 8050-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-00250-normal-n40-8205-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_f72dd60c-d195-4dca-9e7f-e6196a0a403c.png?v=1776329853</image:loc>
      <image:title>Sulfuric Acid, 0.0250 Normal (N/40) - 8205-1</image:title>
      <image:caption>Sulfuric Acid, 0.0250 Normal (N/40) - 8205-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfate-standard-stock-solution-1000-ppm-so-8109-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_92311e9d-68dd-45f1-bd13-269d8aa18b84.png?v=1776329849</image:loc>
      <image:title>Sulfate Standard Stock Solution, 1000 ppm SO?²? - 8109-16</image:title>
      <image:caption>Sulfate Standard Stock Solution, 1000 ppm SO?²? - 8109-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-20-ww-8166-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_5d4b52ab-5026-4ac7-b7d4-ed54acd56276.png?v=1776329850</image:loc>
      <image:title>Sulfuric Acid, 20% (w/w) - 8166-32</image:title>
      <image:caption>Sulfuric Acid, 20% (w/w) - 8166-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfate-standard-1000-ppm-so-8112-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_6f76910e-2921-4922-90a7-001fbe24cd24.png?v=1776329851</image:loc>
      <image:title>Sulfate Standard, 1000 ppm SO?²? - 8112-32</image:title>
      <image:caption>Sulfate Standard, 1000 ppm SO?²? - 8112-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/starch-indicator-1-wv-mercury-free-for-iodometric-titrations-8050-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_5a41f2a4-090f-4bbd-b012-fc1f8bb1b19c.png?v=1776329851</image:loc>
      <image:title>Starch Indicator, 1% (w/v), Mercury Free, for Iodometric Titrations - 8050-16</image:title>
      <image:caption>Starch Indicator, 1% (w/v), Mercury Free, for Iodometric Titrations - 8050-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-00500-normal-n20-8219-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_82445d21-cc63-490e-a97f-c8fe97f8c343.png?v=1776329848</image:loc>
      <image:title>Sulfuric Acid, 0.0500 Normal (N/20) - 8219-1</image:title>
      <image:caption>Sulfuric Acid, 0.0500 Normal (N/20) - 8219-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-25-vv-8170-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_4c5f7739-70b1-4126-a841-42dfbc509da0.png?v=1776329853</image:loc>
      <image:title>Sulfuric Acid, 25% (v/v) - 8170-16</image:title>
      <image:caption>Sulfuric Acid, 25% (v/v) - 8170-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-01253-normal-r8256300-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_85b4d56a-9fa2-4cda-b707-5d92ee0dd3cd.png?v=1776329850</image:loc>
      <image:title>Sulfuric Acid, 0.1253 Normal - R8256300-20F</image:title>
      <image:caption>Sulfuric Acid, 0.1253 Normal - R8256300-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfamic-acid-5-wv-r8087050-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_6a86a7cc-587a-43a4-ad41-0c50dee4efd3.png?v=1776329850</image:loc>
      <image:title>Sulfamic Acid, 5% (w/v) - R8087050-1A</image:title>
      <image:caption>Sulfamic Acid, 5% (w/v) - R8087050-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-35-vv-technical-r8176500-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_b10e6765-5188-4fe1-9827-9cfb2db5feb3.png?v=1776329851</image:loc>
      <image:title>Sulfuric Acid, 35% (v/v), Technical - R8176500-20F</image:title>
      <image:caption>Sulfuric Acid, 35% (v/v), Technical - R8176500-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-rs-10-wv-8154-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_50fed944-ec5f-4f7d-868a-85f5cd4d2104.png?v=1776329851</image:loc>
      <image:title>Sulfuric Acid RS, 10% (w/v) - 8154-1</image:title>
      <image:caption>Sulfuric Acid RS, 10% (w/v) - 8154-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfate-standard-stock-solution-alcoholic-1000-ppm-so-in-30-vv-alcohol-8111-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_120a_724daec8-9109-4c18-ba0b-c12a0a4c750b.png?v=1776329848</image:loc>
      <image:title>Sulfate Standard Stock Solution, Alcoholic, 1000 ppm SO?²? in 30% (v/v) Alcohol - 8111-4</image:title>
      <image:caption>Sulfate Standard Stock Solution, Alcoholic, 1000 ppm SO?²? in 30% (v/v) Alcohol - 8111-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-25-vv-8170-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_901459e0-be26-49ee-8545-7f4fac81579e.png?v=1776329853</image:loc>
      <image:title>Sulfuric Acid, 25% (v/v) - 8170-1</image:title>
      <image:caption>Sulfuric Acid, 25% (v/v) - 8170-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-167-vv-8162-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_2e0d9754-2887-4c59-ba24-a63d95eee398.png?v=1776329853</image:loc>
      <image:title>Sulfuric Acid, 16.7% (v/v) - 8162-16</image:title>
      <image:caption>Sulfuric Acid, 16.7% (v/v) - 8162-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-0100-normal-n10-8250-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_eb9b9351-a4b7-4f52-bbb9-d12877def652.png?v=1776329852</image:loc>
      <image:title>Sulfuric Acid, 0.100 Normal (N/10) - 8250-5</image:title>
      <image:caption>Sulfuric Acid, 0.100 Normal (N/10) - 8250-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-0100-normal-n10-8250-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_f8486b35-9bd4-4eee-a764-a8e5c321b0d7.png?v=1776329850</image:loc>
      <image:title>Sulfuric Acid, 0.100 Normal (N/10) - 8250-2.5</image:title>
      <image:caption>Sulfuric Acid, 0.100 Normal (N/10) - 8250-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-0200-normal-n5-8260-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_e61d34e2-bfa0-45c7-a8bc-084a0411e500.png?v=1776329858</image:loc>
      <image:title>Sulfuric Acid, 0.200 Normal (N/5) - 8260-32</image:title>
      <image:caption>Sulfuric Acid, 0.200 Normal (N/5) - 8260-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-0120-normal-r8255400-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_4e2a7d3b-d97e-45f6-bc0f-2616b9c31fba.png?v=1776329851</image:loc>
      <image:title>Sulfuric Acid, 0.120 Normal - R8255400-4A</image:title>
      <image:caption>Sulfuric Acid, 0.120 Normal - R8255400-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-20-ww-8166-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_a6d47f4e-e5e0-4e58-8177-19e5354da5f8.png?v=1776329853</image:loc>
      <image:title>Sulfuric Acid, 20% (w/w) - 8166-16</image:title>
      <image:caption>Sulfuric Acid, 20% (w/w) - 8166-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-25-ww-8174-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_8bbf3440-7cc8-472b-8e6b-a542c423a123.png?v=1776329856</image:loc>
      <image:title>Sulfuric Acid, 25% (w/w) - 8174-32</image:title>
      <image:caption>Sulfuric Acid, 25% (w/w) - 8174-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-0100-normal-n10-8250-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_8dc8d5a9-321b-479e-a9d1-764b9b754890.png?v=1776329857</image:loc>
      <image:title>Sulfuric Acid, 0.100 Normal (N/10) - 8250-32</image:title>
      <image:caption>Sulfuric Acid, 0.100 Normal (N/10) - 8250-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-00250-normal-n40-8205-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_9f5acee0-2693-4078-a0a0-7d1490dd0aad.png?v=1776329853</image:loc>
      <image:title>Sulfuric Acid, 0.0250 Normal (N/40) - 8205-5</image:title>
      <image:caption>Sulfuric Acid, 0.0250 Normal (N/40) - 8205-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-0100-normal-n10-8250-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_ab2e7050-bc7e-47c0-aab6-87b51d8871ce.png?v=1776329853</image:loc>
      <image:title>Sulfuric Acid, 0.100 Normal (N/10) - 8250-1</image:title>
      <image:caption>Sulfuric Acid, 0.100 Normal (N/10) - 8250-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfide-standard-1000-ppm-ww-r8112700-500c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_f21e4f18-c19b-443d-ab95-7a380aecf018.png?v=1776329854</image:loc>
      <image:title>Sulfide Standard, 1000 ppm (w/w) - R8112700-500C</image:title>
      <image:caption>Sulfide Standard, 1000 ppm (w/w) - R8112700-500C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-36-vv-81766-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_35146b0a-ba63-42b2-af6b-c9f6c9c003e2.png?v=1776329855</image:loc>
      <image:title>Sulfuric Acid, 36% (v/v) - 8176.6-1</image:title>
      <image:caption>Sulfuric Acid, 36% (v/v) - 8176.6-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-30-vv-r8175700-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_ed4eddbd-fc23-4685-89a6-7d2ca7610cff.png?v=1776329856</image:loc>
      <image:title>Sulfuric Acid, 30% v/v - R8175700-4A</image:title>
      <image:caption>Sulfuric Acid, 30% v/v - R8175700-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-0100-normal-n10-8250-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_7cea84f2-ad07-4cd4-8e36-085313e6d970.png?v=1776329855</image:loc>
      <image:title>Sulfuric Acid, 0.100 Normal (N/10) - 8250-16</image:title>
      <image:caption>Sulfuric Acid, 0.100 Normal (N/10) - 8250-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-25-ww-8174-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_9183dc6a-efcb-4da7-8f47-e06f11fe361b.png?v=1776329853</image:loc>
      <image:title>Sulfuric Acid, 25% (w/w) - 8174-5</image:title>
      <image:caption>Sulfuric Acid, 25% (w/w) - 8174-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfate-standard-1000-ppm-so-8112-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120a_7eee050f-0f76-4b65-a0d2-5d494c32576b.png?v=1776329859</image:loc>
      <image:title>Sulfate Standard, 1000 ppm SO?²? - 8112-4</image:title>
      <image:caption>Sulfate Standard, 1000 ppm SO?²? - 8112-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfate-standard-100-ppm-so-8110-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_958b3432-dd86-4517-ab94-eed5019d3eae.png?v=1776329861</image:loc>
      <image:title>Sulfate Standard, 100 ppm SO?²? - 8110-32</image:title>
      <image:caption>Sulfate Standard, 100 ppm SO?²? - 8110-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-01142-normal-suitable-for-crude-fiber-analysis-of-food-and-feed-8255-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_dfc1c9c6-245b-44e1-9f7c-c588ccba176e.png?v=1776329854</image:loc>
      <image:title>Sulfuric Acid, 0.1142 Normal Suitable for Crude Fiber Analysis of Food and Feed - 8255-32</image:title>
      <image:caption>Sulfuric Acid, 0.1142 Normal Suitable for Crude Fiber Analysis of Food and Feed - 8255-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-33-ww-r8176350-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_4cd90807-74f3-48aa-8bc9-95c791d7e881.png?v=1776329859</image:loc>
      <image:title>Sulfuric Acid, 33% (w/w) - R8176350-4A</image:title>
      <image:caption>Sulfuric Acid, 33% (w/w) - R8176350-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-700-normal-8331-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_47f4ab99-7bb3-4ed9-8f7c-9558b42113b1.png?v=1776329854</image:loc>
      <image:title>Sulfuric Acid, 7.00 Normal - 8331-16</image:title>
      <image:caption>Sulfuric Acid, 7.00 Normal - 8331-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-00833-normal-n12-for-preparation-of-protein-free-filtrates-8230-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_f7530dc2-b80c-4a6e-861b-29d3db8a31ab.png?v=1776329856</image:loc>
      <image:title>Sulfuric Acid, 0.0833 Normal (N/12) for Preparation of Protein-free Filtrates - 8230-1</image:title>
      <image:caption>Sulfuric Acid, 0.0833 Normal (N/12) for Preparation of Protein-free Filtrates - 8230-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-37-vv-8177-30</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_cd9b29c0-0812-4d0b-94a6-59158df20e52.png?v=1776329855</image:loc>
      <image:title>Sulfuric Acid, 37% (v/v) - 8177-30</image:title>
      <image:caption>Sulfuric Acid, 37% (v/v) - 8177-30</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-0125-normal-8256-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_db6f369c-2efb-4073-8d24-0ac5ba9d2dfc.png?v=1776329857</image:loc>
      <image:title>Sulfuric Acid, 0.125 Normal - 8256-32</image:title>
      <image:caption>Sulfuric Acid, 0.125 Normal - 8256-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-25-ww-8174-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_f961c669-9b14-4196-8c7d-ae614bbfd195.png?v=1776329856</image:loc>
      <image:title>Sulfuric Acid, 25% (w/w) - 8174-1</image:title>
      <image:caption>Sulfuric Acid, 25% (w/w) - 8174-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-sp-gr-128-25-c-with-20-40-ppm-iron-r8178128-16e</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_a487cb73-992c-4048-8799-bba7db62068f.png?v=1776329855</image:loc>
      <image:title>Sulfuric Acid, Sp. Gr. = 1.28 @ 25 °C, with 2.0 - 4.0 ppm Iron - R8178128-16E</image:title>
      <image:caption>Sulfuric Acid, Sp. Gr. = 1.28 @ 25 °C, with 2.0 - 4.0 ppm Iron - R8178128-16E</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-30-ww-8176-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_c498e051-c2ce-4f41-8c29-23ec61ac2b34.png?v=1776329856</image:loc>
      <image:title>Sulfuric Acid, 30% (w/w) - 8176-5</image:title>
      <image:caption>Sulfuric Acid, 30% (w/w) - 8176-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfate-standard-1000-ppm-so-8108-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_e6d06136-d34f-495e-9d7a-6fc2208d6b39.png?v=1776329859</image:loc>
      <image:title>Sulfate Standard, 1000 ppm SO?²? - 8108-16</image:title>
      <image:caption>Sulfate Standard, 1000 ppm SO?²? - 8108-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-26-wv-r8173000-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_aa7bad20-3fa1-4dd5-be72-f3a048c13a13.png?v=1776329860</image:loc>
      <image:title>Sulfuric Acid, 26% (w/v) - R8173000-1A</image:title>
      <image:caption>Sulfuric Acid, 26% (w/v) - R8173000-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-0125-normal-8256-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_b11eab21-0a58-4f0e-a07c-a5366754f21b.png?v=1776329859</image:loc>
      <image:title>Sulfuric Acid, 0.125 Normal - 8256-5</image:title>
      <image:caption>Sulfuric Acid, 0.125 Normal - 8256-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-01142-normal-suitable-for-crude-fiber-analysis-of-food-and-feed-8255-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_6d1f9478-8357-4b7e-b5c9-20d7ed89baf6.png?v=1776329855</image:loc>
      <image:title>Sulfuric Acid, 0.1142 Normal Suitable for Crude Fiber Analysis of Food and Feed - 8255-1</image:title>
      <image:caption>Sulfuric Acid, 0.1142 Normal Suitable for Crude Fiber Analysis of Food and Feed - 8255-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-100-normal-8340-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_c125c80d-26c3-4f61-8217-83d4e44fba95.png?v=1776329860</image:loc>
      <image:title>Sulfuric Acid, 10.0 Normal - 8340-32</image:title>
      <image:caption>Sulfuric Acid, 10.0 Normal - 8340-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-25-vv-8170-5pt</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_068a9b71-11ca-4971-a979-49de540345b7.png?v=1776329860</image:loc>
      <image:title>Sulfuric Acid, 25% (v/v) - 8170-5PT</image:title>
      <image:caption>Sulfuric Acid, 25% (v/v) - 8170-5PT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfate-standard-stock-solution-1000-ppm-so-8109-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120a_4748ceeb-075c-4030-8ee0-02c7529e3108.png?v=1776329856</image:loc>
      <image:title>Sulfate Standard Stock Solution, 1000 ppm SO?²? - 8109-4</image:title>
      <image:caption>Sulfate Standard Stock Solution, 1000 ppm SO?²? - 8109-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-33-vv-81763-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_81f1a560-0fb1-439a-a449-86daf589311f.png?v=1776329861</image:loc>
      <image:title>Sulfuric Acid, 33% (v/v) - 8176.3-1</image:title>
      <image:caption>Sulfuric Acid, 33% (v/v) - 8176.3-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-700-normal-8331-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_e25af305-0d16-49ad-a141-8e2f9891fa1f.png?v=1776329858</image:loc>
      <image:title>Sulfuric Acid, 7.00 Normal - 8331-32</image:title>
      <image:caption>Sulfuric Acid, 7.00 Normal - 8331-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfanilic-acid-ts-08-wv-in-glacial-acetic-acid-8104-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500c_11e18611-a7ed-4655-8425-63fb7c1c7377.png?v=1776329860</image:loc>
      <image:title>Sulfanilic Acid TS, 0.8% (w/v) in Glacial Acetic Acid - 8104-16</image:title>
      <image:caption>Sulfanilic Acid TS, 0.8% (w/v) in Glacial Acetic Acid - 8104-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfate-standard-30-ppm-so4-r8105300-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_583144b4-7665-4fc5-a91a-09dbcf12a9c9.png?v=1776329861</image:loc>
      <image:title>Sulfate Standard, 30 ppm SO4 - R8105300-1A</image:title>
      <image:caption>Sulfate Standard, 30 ppm SO4 - R8105300-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-37-vv-8177-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_df77ab0c-7914-4ded-97e8-3535fde19692.png?v=1776329860</image:loc>
      <image:title>Sulfuric Acid, 37% (v/v) - 8177-16</image:title>
      <image:caption>Sulfuric Acid, 37% (v/v) - 8177-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-4-ww-8152-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_f7b144d8-dc40-40fc-b5fb-876afff4e3bc.png?v=1776329857</image:loc>
      <image:title>Sulfuric Acid, 4% (w/w) - 8152-1</image:title>
      <image:caption>Sulfuric Acid, 4% (w/w) - 8152-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-0250-normal-n4-8270-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_4eac918c-370d-4a89-9823-74345a85d7b2.png?v=1776329863</image:loc>
      <image:title>Sulfuric Acid, 0.250 Normal (N/4) - 8270-16</image:title>
      <image:caption>Sulfuric Acid, 0.250 Normal (N/4) - 8270-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-100-normal-8340-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_5f40c06b-b227-4bb5-9e83-754f3a511538.png?v=1776329860</image:loc>
      <image:title>Sulfuric Acid, 10.0 Normal - 8340-1</image:title>
      <image:caption>Sulfuric Acid, 10.0 Normal - 8340-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfite-standard-1000-ppm-so-r8112950-100c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_95c62c3c-9f80-413b-b009-c272b7baed1f.png?v=1776329860</image:loc>
      <image:title>Sulfite Standard, 1000 ppm SO?? - R8112950-100C</image:title>
      <image:caption>Sulfite Standard, 1000 ppm SO?? - R8112950-100C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfosalicylic-acid-5-wv-8120-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_e0d8b71f-b6ce-462f-bedd-343d8ed23b2e.png?v=1776329859</image:loc>
      <image:title>Sulfosalicylic Acid, 5% (w/v) - 8120-1</image:title>
      <image:caption>Sulfosalicylic Acid, 5% (w/v) - 8120-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-50-vv-8180-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_0137bfa2-edf5-4ef7-b814-c03f451c6493.png?v=1776329859</image:loc>
      <image:title>Sulfuric Acid, 50% (v/v) - 8180-5</image:title>
      <image:caption>Sulfuric Acid, 50% (v/v) - 8180-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-100-normal-8340-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_5b77a4ed-95f5-4e6c-b2cf-95cc21320ce4.png?v=1776329859</image:loc>
      <image:title>Sulfuric Acid, 10.0 Normal - 8340-5</image:title>
      <image:caption>Sulfuric Acid, 10.0 Normal - 8340-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-0200-normal-n5-8260-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_e158ef6f-5e88-4875-b401-8e788fd67af2.png?v=1776329862</image:loc>
      <image:title>Sulfuric Acid, 0.200 Normal (N/5) - 8260-16</image:title>
      <image:caption>Sulfuric Acid, 0.200 Normal (N/5) - 8260-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfo-orange-indicator-004-wv-8113-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_fa123093-4bf1-444e-a853-730880f445e7.png?v=1776329862</image:loc>
      <image:title>Sulfo Orange Indicator, 0.04% (w/v) - 8113-32</image:title>
      <image:caption>Sulfo Orange Indicator, 0.04% (w/v) - 8113-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfo-orange-indicator-004-wv-8113-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120c_fc8390b8-5d71-4c6f-9445-d3a57560d67a.png?v=1776329863</image:loc>
      <image:title>Sulfo Orange Indicator, 0.04% (w/v) - 8113-4</image:title>
      <image:caption>Sulfo Orange Indicator, 0.04% (w/v) - 8113-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfomolybdic-acid-ts-8114-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_96f52912-253b-4144-9823-f71910a1b03a.png?v=1776329862</image:loc>
      <image:title>Sulfomolybdic Acid TS - 8114-16</image:title>
      <image:caption>Sulfomolybdic Acid TS - 8114-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfate-standard-1000-ppm-so-8112-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_8f144cde-5a60-4cfd-a92f-19927c39fd85.png?v=1776329863</image:loc>
      <image:title>Sulfate Standard, 1000 ppm SO?²? - 8112-16</image:title>
      <image:caption>Sulfate Standard, 1000 ppm SO?²? - 8112-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-40-vv-81772-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_d6499430-9aa5-4f39-aaaa-eb2c9c30bab0.png?v=1776329860</image:loc>
      <image:title>Sulfuric Acid, 40% (v/v) - 8177.2-32</image:title>
      <image:caption>Sulfuric Acid, 40% (v/v) - 8177.2-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-37-vv-8177-15g</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_d495ed4f-feb6-4cff-ba7f-9f7f37e3dda3.png?v=1776329861</image:loc>
      <image:title>Sulfuric Acid, 37% (v/v) - 8177-15G</image:title>
      <image:caption>Sulfuric Acid, 37% (v/v) - 8177-15G</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-0250-normal-n4-8270-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_23e2446b-3f6d-4272-a6d0-7eba78aa2d71.png?v=1776329865</image:loc>
      <image:title>Sulfuric Acid, 0.250 Normal (N/4) - 8270-2.5</image:title>
      <image:caption>Sulfuric Acid, 0.250 Normal (N/4) - 8270-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfomolybdic-acid-ts-8114-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_120a_9f4d7b12-b2a5-4ff3-b6ed-d558f49b9194.png?v=1776329861</image:loc>
      <image:title>Sulfomolybdic Acid TS - 8114-4</image:title>
      <image:caption>Sulfomolybdic Acid TS - 8114-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-0125-normal-8256-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_4f17395a-4e01-40fc-bbf6-0dce8f453374.png?v=1776329861</image:loc>
      <image:title>Sulfuric Acid, 0.125 Normal - 8256-16</image:title>
      <image:caption>Sulfuric Acid, 0.125 Normal - 8256-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-0200-normal-n5-8260-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_e4abeaf2-57b7-4d21-afcf-bd92943c1315.png?v=1776329863</image:loc>
      <image:title>Sulfuric Acid, 0.200 Normal (N/5) - 8260-2.5</image:title>
      <image:caption>Sulfuric Acid, 0.200 Normal (N/5) - 8260-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-0250-normal-n4-8270-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_40e9777a-7beb-46c4-ad80-dfb36e6c37da.png?v=1776329862</image:loc>
      <image:title>Sulfuric Acid, 0.250 Normal (N/4) - 8270-5</image:title>
      <image:caption>Sulfuric Acid, 0.250 Normal (N/4) - 8270-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfate-standard-100-ppm-so-8110-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120a_2e101bdd-0824-41c7-b3ae-08d3a1a33dd3.png?v=1776329866</image:loc>
      <image:title>Sulfate Standard, 100 ppm SO?²? - 8110-4</image:title>
      <image:caption>Sulfate Standard, 100 ppm SO?²? - 8110-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-700-normal-8331-8</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_e166b28a-dd6b-4e46-8bb3-55527f43b771.png?v=1776329863</image:loc>
      <image:title>Sulfuric Acid, 7.00 Normal - 8331-8</image:title>
      <image:caption>Sulfuric Acid, 7.00 Normal - 8331-8</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-phosphoric-acid-1-1-r8347000-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_b12fe9b7-407d-4210-89ec-81bbe5a69336.png?v=1776329870</image:loc>
      <image:title>Sulfuric-Phosphoric Acid, 1 + 1 - R8347000-4A</image:title>
      <image:caption>Sulfuric-Phosphoric Acid, 1 + 1 - R8347000-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-50-vv-trace-metals-grade-r8180030-25d</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_3915d8f0-d53c-4735-841d-b1232d91f664.png?v=1776329863</image:loc>
      <image:title>Sulfuric Acid, 50% (v/v), Trace Metals Grade - R8180030-2.5D</image:title>
      <image:caption>Sulfuric Acid, 50% (v/v), Trace Metals Grade - R8180030-2.5D</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-0255-normal-125-gl-suitable-for-crude-fiber-analysis-of-food-and-feed-8272-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_e14dd127-a8ed-49a7-9c94-408048350b18.png?v=1776329865</image:loc>
      <image:title>Sulfuric Acid, 0.255 Normal (12.5 g/L) Suitable for Crude Fiber Analysis of Food and Feed - 8272-1</image:title>
      <image:caption>Sulfuric Acid, 0.255 Normal (12.5 g/L) Suitable for Crude Fiber Analysis of Food and Feed - 8272-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-50-vv-8180-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_80d27e3e-8d70-4a01-a439-3ebcdb0e6564.png?v=1776329864</image:loc>
      <image:title>Sulfuric Acid, 50% (v/v) - 8180-32</image:title>
      <image:caption>Sulfuric Acid, 50% (v/v) - 8180-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-0100-normal-n10-8250-1ct</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-4f_9c8d4a49-a63a-4977-8d3c-1e4b707f8a1b.png?v=1776329865</image:loc>
      <image:title>Sulfuric Acid, 0.100 Normal (N/10) - 8250-1CT</image:title>
      <image:caption>Sulfuric Acid, 0.100 Normal (N/10) - 8250-1CT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-100-normal-8340-5pt</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_582bf668-8a3b-4d6f-96c9-bb25ba542d0d.png?v=1776329865</image:loc>
      <image:title>Sulfuric Acid, 10.0 Normal - 8340-5PT</image:title>
      <image:caption>Sulfuric Acid, 10.0 Normal - 8340-5PT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfo-orange-indicator-004-wv-8113-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_db7fece6-0991-4bd9-8795-fc5552c7ff61.png?v=1776329863</image:loc>
      <image:title>Sulfo Orange Indicator, 0.04% (w/v) - 8113-5</image:title>
      <image:caption>Sulfo Orange Indicator, 0.04% (w/v) - 8113-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfosalicylic-acid-5-wv-8120-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_eccee684-272b-4f4a-9663-ef0b00409571.png?v=1776329868</image:loc>
      <image:title>Sulfosalicylic Acid, 5% (w/v) - 8120-16</image:title>
      <image:caption>Sulfosalicylic Acid, 5% (w/v) - 8120-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-0125-normal-8256-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_d46c2efc-147d-4cc7-854c-70c4bfb884aa.png?v=1776329866</image:loc>
      <image:title>Sulfuric Acid, 0.125 Normal - 8256-1</image:title>
      <image:caption>Sulfuric Acid, 0.125 Normal - 8256-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-120-normal-8342-5pt</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_ac56f9ca-4ec4-43e1-975b-df366ed41411.png?v=1776329864</image:loc>
      <image:title>Sulfuric Acid, 12.0 Normal - 8342-5PT</image:title>
      <image:caption>Sulfuric Acid, 12.0 Normal - 8342-5PT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfosalicylic-acid-5-wv-8120-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_24219939-ae2c-4724-bbe1-d57853d190cb.png?v=1776329868</image:loc>
      <image:title>Sulfosalicylic Acid, 5% (w/v) - 8120-32</image:title>
      <image:caption>Sulfosalicylic Acid, 5% (w/v) - 8120-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-50-vv-trace-metals-grade-r8180300-4c1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_ae71fc33-55f6-46ee-9cb1-4fc0ecc5dc34.png?v=1776329869</image:loc>
      <image:title>Sulfuric Acid, 50% (v/v), Trace Metals Grade - R8180300-4C1</image:title>
      <image:caption>Sulfuric Acid, 50% (v/v), Trace Metals Grade - R8180300-4C1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfosalicylic-acid-3-wv-8115-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_44c45081-0108-4a93-8ee0-8294c4f4bd4e.png?v=1776329870</image:loc>
      <image:title>Sulfosalicylic Acid, 3% (w/v) - 8115-1</image:title>
      <image:caption>Sulfosalicylic Acid, 3% (w/v) - 8115-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-50-vv-8180-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_10f_e3747bc9-37dc-442c-a67b-f81c4016ebdc.png?v=1776329866</image:loc>
      <image:title>Sulfuric Acid, 50% (v/v) - 8180-2.5</image:title>
      <image:caption>Sulfuric Acid, 50% (v/v) - 8180-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-180-normal-834318-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_4103ed0a-b97f-4e65-9f62-f9d3ba6d1bc6.png?v=1776329867</image:loc>
      <image:title>Sulfuric Acid, 18.0 Normal - 8343.18-16</image:title>
      <image:caption>Sulfuric Acid, 18.0 Normal - 8343.18-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-40-vv-81772-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_b5a0e9d3-f91c-4f32-8e07-281cea7053ef.png?v=1776329865</image:loc>
      <image:title>Sulfuric Acid, 40% (v/v) - 8177.2-16</image:title>
      <image:caption>Sulfuric Acid, 40% (v/v) - 8177.2-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-0255-normal-125-gl-suitable-for-crude-fiber-analysis-of-food-and-feed-8272-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_67c4426b-d6b0-403c-adcf-2988421ce98a.png?v=1776329867</image:loc>
      <image:title>Sulfuric Acid, 0.255 Normal (12.5 g/L) Suitable for Crude Fiber Analysis of Food and Feed - 8272-2.5</image:title>
      <image:caption>Sulfuric Acid, 0.255 Normal (12.5 g/L) Suitable for Crude Fiber Analysis of Food and Feed - 8272-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-0200-normal-n5-8260-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_7e93feca-2fc7-4696-8f48-021c49cdbd86.png?v=1776329866</image:loc>
      <image:title>Sulfuric Acid, 0.200 Normal (N/5) - 8260-5</image:title>
      <image:caption>Sulfuric Acid, 0.200 Normal (N/5) - 8260-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfo-orange-indicator-004-wv-8113-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_65dc67fc-23b5-45c1-8800-dc66940c1a34.png?v=1776329871</image:loc>
      <image:title>Sulfo Orange Indicator, 0.04% (w/v) - 8113-16</image:title>
      <image:caption>Sulfo Orange Indicator, 0.04% (w/v) - 8113-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-0250-normal-n4-8270-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_2fa783de-cabd-417d-8ef9-f6b729842fae.png?v=1776329867</image:loc>
      <image:title>Sulfuric Acid, 0.250 Normal (N/4) - 8270-1</image:title>
      <image:caption>Sulfuric Acid, 0.250 Normal (N/4) - 8270-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-phosphoric-manganese-special-reagent-r8352500-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_7474fe81-91f7-4024-bb5a-5cc6979262a2.png?v=1776329871</image:loc>
      <image:title>Sulfuric - Phosphoric - Manganese Special Reagent - R8352500-4A</image:title>
      <image:caption>Sulfuric - Phosphoric - Manganese Special Reagent - R8352500-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-silver-sulfate-reagent-for-chemical-oxygen-demand-cod-8350-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_abac5566-2229-4562-b2b7-21e7cff2a202.png?v=1776329868</image:loc>
      <image:title>Sulfuric Acid-Silver Sulfate Reagent, for Chemical Oxygen Demand (COD) - 8350-32</image:title>
      <image:caption>Sulfuric Acid-Silver Sulfate Reagent, for Chemical Oxygen Demand (COD) - 8350-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-50-vv-8180-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_5a4bd258-7acc-4821-a2ff-3cbf2e3a0ad0.png?v=1776329868</image:loc>
      <image:title>Sulfuric Acid, 50% (v/v) - 8180-16</image:title>
      <image:caption>Sulfuric Acid, 50% (v/v) - 8180-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-750-normal-r8333000-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_a0877b7c-982e-43cf-accb-d737d8b9768b.png?v=1776329869</image:loc>
      <image:title>Sulfuric Acid, 7.50 Normal - R8333000-1A</image:title>
      <image:caption>Sulfuric Acid, 7.50 Normal - R8333000-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-0500-normal-n2-8280-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_995b8cd1-9296-494d-9f08-2ae2d7734d59.png?v=1776329871</image:loc>
      <image:title>Sulfuric Acid, 0.500 Normal (N/2) - 8280-5</image:title>
      <image:caption>Sulfuric Acid, 0.500 Normal (N/2) - 8280-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-120-normal-8342-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_2d8ff94b-a021-4dd4-a9c1-a7151d46d86c.png?v=1776329869</image:loc>
      <image:title>Sulfuric Acid, 12.0 Normal - 8342-1</image:title>
      <image:caption>Sulfuric Acid, 12.0 Normal - 8342-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-sp-gr-128-25-c-with-20-40-ppm-iron-r8178128-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_8dd6024e-db75-4e91-867b-e0afe03df64e.png?v=1776329873</image:loc>
      <image:title>Sulfuric Acid, Sp. Gr. = 1.28 @ 25 °C, with 2.0 - 4.0 ppm Iron - R8178128-500A</image:title>
      <image:caption>Sulfuric Acid, Sp. Gr. = 1.28 @ 25 °C, with 2.0 - 4.0 ppm Iron - R8178128-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfite-standard-1000-ppm-so-r8112950-500c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_60162c5d-8313-4343-b65a-58827dc66e88.png?v=1776329868</image:loc>
      <image:title>Sulfite Standard, 1000 ppm SO?? - R8112950-500C</image:title>
      <image:caption>Sulfite Standard, 1000 ppm SO?? - R8112950-500C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-5-3-r8183900-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_c28193d4-8966-4b81-8642-0bf5066e89ef.png?v=1776329873</image:loc>
      <image:title>Sulfuric Acid, 5 + 3 - R8183900-1A</image:title>
      <image:caption>Sulfuric Acid, 5 + 3 - R8183900-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-sp-gr-128-25-c-with-20-40-ppm-iron-r8178128-20e1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_526fa959-8f3f-40a7-96fb-f10457adf29c.png?v=1776329870</image:loc>
      <image:title>Sulfuric Acid, Sp. Gr. = 1.28 @ 25 °C, with 2.0 - 4.0 ppm Iron - R8178128-20E1</image:title>
      <image:caption>Sulfuric Acid, Sp. Gr. = 1.28 @ 25 °C, with 2.0 - 4.0 ppm Iron - R8178128-20E1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulkowitch-reagent-for-qualitative-detection-of-calcium-in-urine-8360-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_753f3a4c-2d09-43a8-99bd-649aa353e4ec.png?v=1776329875</image:loc>
      <image:title>Sulkowitch Reagent, for Qualitative Detection of Calcium in Urine - 8360-16</image:title>
      <image:caption>Sulkowitch Reagent, for Qualitative Detection of Calcium in Urine - 8360-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-phosphoric-acid-1-1-r8347000-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_594f669b-0783-4128-b433-9eddd3980596.png?v=1776329872</image:loc>
      <image:title>Sulfuric-Phosphoric Acid, 1 + 1 - R8347000-500A</image:title>
      <image:caption>Sulfuric-Phosphoric Acid, 1 + 1 - R8347000-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-30-vv-r8175700-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_c3b491ea-4dc6-4b5f-81e0-82718ceecbc4.png?v=1776329869</image:loc>
      <image:title>Sulfuric Acid, 30% v/v - R8175700-500A</image:title>
      <image:caption>Sulfuric Acid, 30% v/v - R8175700-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-0500-normal-n2-8280-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_a53d476f-b7e2-40a9-8012-bdf2420521cc.png?v=1776329870</image:loc>
      <image:title>Sulfuric Acid, 0.500 Normal (N/2) - 8280-16</image:title>
      <image:caption>Sulfuric Acid, 0.500 Normal (N/2) - 8280-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-dilute-r-98-gl-hso-8140-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_243ac88f-aa84-4808-a3ac-00668177e726.png?v=1776329872</image:loc>
      <image:title>Sulfuric Acid, Dilute R (98 g/L H?SO?) - 8140-16</image:title>
      <image:caption>Sulfuric Acid, Dilute R (98 g/L H?SO?) - 8140-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-0500-normal-n2-8280-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_622bbac8-8daa-4350-8fb5-0fe3768d1f58.png?v=1776329871</image:loc>
      <image:title>Sulfuric Acid, 0.500 Normal (N/2) - 8280-1</image:title>
      <image:caption>Sulfuric Acid, 0.500 Normal (N/2) - 8280-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/synthetic-urine-solution-8361-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_aa2b3d70-1539-4028-b85a-a0d8fcdaa7c3.png?v=1776329872</image:loc>
      <image:title>Synthetic Urine Solution - 8361-1</image:title>
      <image:caption>Synthetic Urine Solution - 8361-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-silver-sulfate-reagent-for-chemical-oxygen-demand-cod-8350-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_120c_6a0fc883-50bc-4291-9a29-4aa6436c831f.png?v=1776329871</image:loc>
      <image:title>Sulfuric Acid-Silver Sulfate Reagent, for Chemical Oxygen Demand (COD) - 8350-4</image:title>
      <image:caption>Sulfuric Acid-Silver Sulfate Reagent, for Chemical Oxygen Demand (COD) - 8350-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-75-vv-8187-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_f43053f8-f376-4401-a8af-6a7934d96ebb.png?v=1776329875</image:loc>
      <image:title>Sulfuric Acid, 75% (v/v) - 8187-16</image:title>
      <image:caption>Sulfuric Acid, 75% (v/v) - 8187-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-85-vv-819085-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_041703db-2dd6-422f-802d-3861e38f9a5f.png?v=1776329875</image:loc>
      <image:title>Sulfuric Acid, 85% (v/v) - 8190.85-1</image:title>
      <image:caption>Sulfuric Acid, 85% (v/v) - 8190.85-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfosalicylic-acid-3-wv-8115-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_52ffffd9-f84b-4476-a7ce-3ed422cad0c7.png?v=1776329876</image:loc>
      <image:title>Sulfosalicylic Acid, 3% (w/v) - 8115-16</image:title>
      <image:caption>Sulfosalicylic Acid, 3% (w/v) - 8115-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-180-normal-834318-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_c96d7737-8a86-4103-8913-248672d1789d.png?v=1776329872</image:loc>
      <image:title>Sulfuric Acid, 18.0 Normal - 8343.18-1</image:title>
      <image:caption>Sulfuric Acid, 18.0 Normal - 8343.18-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-50-ww-8181-5pt</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_8905a4cf-04e5-43d1-978c-2261c2de0b02.png?v=1776329875</image:loc>
      <image:title>Sulfuric Acid, 50% (w/w) - 8181-5PT</image:title>
      <image:caption>Sulfuric Acid, 50% (w/w) - 8181-5PT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-50-ww-8181-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_d39d4708-b4e6-4223-b4ff-3811f07fa39d.png?v=1776329872</image:loc>
      <image:title>Sulfuric Acid, 50% (w/w) - 8181-16</image:title>
      <image:caption>Sulfuric Acid, 50% (w/w) - 8181-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-07-vv-8146-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_3b04b419-a299-4529-b5f4-025132cd15d3.png?v=1776329873</image:loc>
      <image:title>Sulfuric Acid, 0.7% (v/v) - 8146-16</image:title>
      <image:caption>Sulfuric Acid, 0.7% (v/v) - 8146-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfosalicylic-acid-20-wv-8130-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_123de661-0428-423b-b57a-d38649007fae.png?v=1776329873</image:loc>
      <image:title>Sulfosalicylic Acid, 20% (w/v) - 8130-16</image:title>
      <image:caption>Sulfosalicylic Acid, 20% (w/v) - 8130-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-babcock-specific-gravity-173-apha-for-fat-babcock-method-pennsylvania-roccal-modification-8189-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_bc49c7aa-f32a-4665-9f57-bacb95da377d.png?v=1776329874</image:loc>
      <image:title>Sulfuric Acid, Babcock, specific gravity 1.73 APHA for Fat, Babcock Method, Pennsylvania / Roccal modification - 8189-1</image:title>
      <image:caption>Sulfuric Acid, Babcock, specific gravity 1.73 APHA for Fat, Babcock Method, Pennsylvania / Roccal modification - 8189-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-0200-normal-n5-8260-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_57187cb7-c762-43c5-8ac4-b77d693bc878.png?v=1776329874</image:loc>
      <image:title>Sulfuric Acid, 0.200 Normal (N/5) - 8260-1</image:title>
      <image:caption>Sulfuric Acid, 0.200 Normal (N/5) - 8260-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-120-normal-8342-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_b82316eb-e56b-433d-85e7-5b50ce1df293.png?v=1776329873</image:loc>
      <image:title>Sulfuric Acid, 12.0 Normal - 8342-16</image:title>
      <image:caption>Sulfuric Acid, 12.0 Normal - 8342-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-595-ww-81821-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_efcae97f-22ff-4f4a-9588-c40ae8cc7d2f.png?v=1776329873</image:loc>
      <image:title>Sulfuric Acid, 59.5% (w/w) - 8182.1-1</image:title>
      <image:caption>Sulfuric Acid, 59.5% (w/w) - 8182.1-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfosalicylic-acid-3-wv-8115-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_a76c7736-dc2a-4dcf-99ab-b3329c13924e.png?v=1776329874</image:loc>
      <image:title>Sulfosalicylic Acid, 3% (w/v) - 8115-32</image:title>
      <image:caption>Sulfosalicylic Acid, 3% (w/v) - 8115-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-100-normal-8340-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_12057427-6b80-4494-b625-e06f572381b3.png?v=1776329873</image:loc>
      <image:title>Sulfuric Acid, 10.0 Normal - 8340-16</image:title>
      <image:caption>Sulfuric Acid, 10.0 Normal - 8340-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-06667-normal-2n3-suitable-for-preparation-of-protein-free-filtrates-of-blood-serum-or-plasma-8290-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_79dc7297-48bd-4eea-ad0b-67fa2a443b81.png?v=1776329873</image:loc>
      <image:title>Sulfuric Acid, 0.6667 Normal (2N/3) Suitable for Preparation of Protein-free Filtrates of Blood, Serum, or Plasma - 8290-5</image:title>
      <image:caption>Sulfuric Acid, 0.6667 Normal (2N/3) Suitable for Preparation of Protein-free Filtrates of Blood, Serum, or Plasma - 8290-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-06667-normal-2n3-suitable-for-preparation-of-protein-free-filtrates-of-blood-serum-or-plasma-8290-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_64d69c69-e665-4363-8b78-b772842b8813.png?v=1776329874</image:loc>
      <image:title>Sulfuric Acid, 0.6667 Normal (2N/3) Suitable for Preparation of Protein-free Filtrates of Blood, Serum, or Plasma - 8290-1</image:title>
      <image:caption>Sulfuric Acid, 0.6667 Normal (2N/3) Suitable for Preparation of Protein-free Filtrates of Blood, Serum, or Plasma - 8290-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-110-normal-8341-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_eeac5d4f-d068-462f-82ff-a40a81cf7b1a.png?v=1776329874</image:loc>
      <image:title>Sulfuric Acid, 11.0 Normal - 8341-32</image:title>
      <image:caption>Sulfuric Acid, 11.0 Normal - 8341-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-75-vv-8187-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_be948aa5-841a-467f-ac57-5f351f97e936.png?v=1776329874</image:loc>
      <image:title>Sulfuric Acid, 75% (v/v) - 8187-32</image:title>
      <image:caption>Sulfuric Acid, 75% (v/v) - 8187-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-180-normal-834318-5pt</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_b595e4fe-923b-4524-97f8-6c17e4c56464.png?v=1776329873</image:loc>
      <image:title>Sulfuric Acid, 18.0 Normal - 8343.18-5PT</image:title>
      <image:caption>Sulfuric Acid, 18.0 Normal - 8343.18-5PT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-silver-sulfate-reagent-for-chemical-oxygen-demand-cod-8350-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_ffc2b049-8f0a-4594-a221-460d8a95e4f3.png?v=1776329873</image:loc>
      <image:title>Sulfuric Acid-Silver Sulfate Reagent, for Chemical Oxygen Demand (COD) - 8350-16</image:title>
      <image:caption>Sulfuric Acid-Silver Sulfate Reagent, for Chemical Oxygen Demand (COD) - 8350-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-49-ww-r8179490-10f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_10f_76d158d2-074e-4a85-af76-b78b62941622.png?v=1776329876</image:loc>
      <image:title>Sulfuric Acid, 49% (w/w) - R8179490-10F</image:title>
      <image:caption>Sulfuric Acid, 49% (w/w) - R8179490-10F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-dilute-r-98-gl-hso-8140-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_120a_6b68d9eb-e1ed-42aa-acaf-a53163db8e90.png?v=1776329875</image:loc>
      <image:title>Sulfuric Acid, Dilute R (98 g/L H?SO?) - 8140-4</image:title>
      <image:caption>Sulfuric Acid, Dilute R (98 g/L H?SO?) - 8140-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-80-vv-8190-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_4d73669c-17d6-4674-9241-e82111c4205a.png?v=1776329875</image:loc>
      <image:title>Sulfuric Acid, 80% (v/v) - 8190-1</image:title>
      <image:caption>Sulfuric Acid, 80% (v/v) - 8190-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/synthetic-seawater-astm-d-1141-substitute-ocean-water-without-heavy-metals-8363-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_10d43595-474f-40dc-99a2-e53810c98538.png?v=1776329876</image:loc>
      <image:title>Synthetic Seawater, ASTM D 1141 Substitute Ocean Water without Heavy Metals - 8363-5</image:title>
      <image:caption>Synthetic Seawater, ASTM D 1141 Substitute Ocean Water without Heavy Metals - 8363-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-50-ww-8181-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_46950494-461f-47e7-ae30-0877a8ff0562.png?v=1776329874</image:loc>
      <image:title>Sulfuric Acid, 50% (w/w) - 8181-5</image:title>
      <image:caption>Sulfuric Acid, 50% (w/w) - 8181-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-0360-normal-r8275100-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_0373b7c4-4ba0-4459-8f55-89b1bbf5cf6b.png?v=1776329875</image:loc>
      <image:title>Sulfuric Acid, 0.360 Normal - R8275100-500A</image:title>
      <image:caption>Sulfuric Acid, 0.360 Normal - R8275100-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-approximately-03-molar-0288-molar-r8284000-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_9e08b43a-2782-4713-b910-93a2b563537e.png?v=1776329875</image:loc>
      <image:title>Sulfuric Acid, approximately 0.3 Molar (0.288 Molar) - R8284000-20F</image:title>
      <image:caption>Sulfuric Acid, approximately 0.3 Molar (0.288 Molar) - R8284000-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-50-ww-8181-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_fee0b3c3-9499-4ccf-a124-8577079cae19.png?v=1776329876</image:loc>
      <image:title>Sulfuric Acid, 50% (w/w) - 8181-1</image:title>
      <image:caption>Sulfuric Acid, 50% (w/w) - 8181-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-37-ww-r8177300-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_4f424fa3-be07-4213-85f9-cd1322dda033.png?v=1776329875</image:loc>
      <image:title>Sulfuric Acid, 37% (w/w) - R8177300-1A</image:title>
      <image:caption>Sulfuric Acid, 37% (w/w) - R8177300-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-0500-normal-n2-8280-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_98995b1b-73d5-4654-a07e-425f09040fd0.png?v=1776329875</image:loc>
      <image:title>Sulfuric Acid, 0.500 Normal (N/2) - 8280-2.5</image:title>
      <image:caption>Sulfuric Acid, 0.500 Normal (N/2) - 8280-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tae-buffer-50x-concentration-8367-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_e149a673-243c-455b-98fc-bd210de8bc02.png?v=1776329877</image:loc>
      <image:title>TAE Buffer, 50x Concentration - 8367-16</image:title>
      <image:caption>TAE Buffer, 50x Concentration - 8367-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/synthetic-seawater-astm-d-1141-substitute-ocean-water-without-heavy-metals-8363-55</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-55e_deb1e3f6-f29b-48d8-b829-0710f9386a98.png?v=1776329876</image:loc>
      <image:title>Synthetic Seawater, ASTM D 1141 Substitute Ocean Water without Heavy Metals - 8363-55</image:title>
      <image:caption>Synthetic Seawater, ASTM D 1141 Substitute Ocean Water without Heavy Metals - 8363-55</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-180-normal-834318-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_1702b886-6874-454b-a0f8-2d33a50b777f.png?v=1776329880</image:loc>
      <image:title>Sulfuric Acid, 18.0 Normal - 8343.18-32</image:title>
      <image:caption>Sulfuric Acid, 18.0 Normal - 8343.18-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfate-sulfur-standard-1000-ppm-s-naso-in-ho-83545-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_5a160fef-1ff7-4ccc-8bc4-be6607bab33b.png?v=1776329876</image:loc>
      <image:title>Sulfate Sulfur Standard, 1000 ppm S (Na?SO? in H?O) - 8354.5-16</image:title>
      <image:caption>Sulfate Sulfur Standard, 1000 ppm S (Na?SO? in H?O) - 8354.5-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-0255-normal-125-gl-suitable-for-crude-fiber-analysis-of-food-and-feed-8272-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_15d4d3a1-417f-4550-8456-efd783709227.png?v=1776329877</image:loc>
      <image:title>Sulfuric Acid, 0.255 Normal (12.5 g/L) Suitable for Crude Fiber Analysis of Food and Feed - 8272-32</image:title>
      <image:caption>Sulfuric Acid, 0.255 Normal (12.5 g/L) Suitable for Crude Fiber Analysis of Food and Feed - 8272-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-100-normal-8300-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120a_59105dd6-37a3-4d39-a80f-f9fb328c32fa.png?v=1776329878</image:loc>
      <image:title>Sulfuric Acid, 1.00 Normal - 8300-4</image:title>
      <image:caption>Sulfuric Acid, 1.00 Normal - 8300-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfosalicylic-acid-20-wv-8130-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_ec2318ed-5fe6-49cd-83dc-3f1c2c5364ea.png?v=1776329879</image:loc>
      <image:title>Sulfosalicylic Acid, 20% (w/v) - 8130-1</image:title>
      <image:caption>Sulfosalicylic Acid, 20% (w/v) - 8130-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-babcock-specific-gravity-1825-apha-for-fat-babcock-method-8192-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_4cb0fa71-5b27-4260-b421-e78569f524a5.png?v=1776329881</image:loc>
      <image:title>Sulfuric Acid, Babcock, specific gravity 1.825 APHA for Fat, Babcock Method - 8192-16</image:title>
      <image:caption>Sulfuric Acid, Babcock, specific gravity 1.825 APHA for Fat, Babcock Method - 8192-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfosalicylic-acid-20-wv-8130-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_5c4911fe-9099-4d10-b9eb-acac76549a1b.png?v=1776329877</image:loc>
      <image:title>Sulfosalicylic Acid, 20% (w/v) - 8130-32</image:title>
      <image:caption>Sulfosalicylic Acid, 20% (w/v) - 8130-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-0940-normal-8297-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_cef78a76-3d13-405f-8a20-192c56598ada.png?v=1776329881</image:loc>
      <image:title>Sulfuric Acid, 0.940 Normal - 8297-32</image:title>
      <image:caption>Sulfuric Acid, 0.940 Normal - 8297-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-2-ww-8147-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_06a01ddb-85a5-4d0a-9317-8ef9019a371a.png?v=1776329876</image:loc>
      <image:title>Sulfuric Acid, 2% (w/w) - 8147-1</image:title>
      <image:caption>Sulfuric Acid, 2% (w/w) - 8147-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-0250-normal-n4-8270-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_885fcb89-ab49-4147-bc2b-54ebd33c5b67.png?v=1776329875</image:loc>
      <image:title>Sulfuric Acid, 0.250 Normal (N/4) - 8270-32</image:title>
      <image:caption>Sulfuric Acid, 0.250 Normal (N/4) - 8270-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-100-normal-8300-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_708eb1c7-d318-491f-8e46-9f9d6dc66a5f.png?v=1776329879</image:loc>
      <image:title>Sulfuric Acid, 1.00 Normal - 8300-5</image:title>
      <image:caption>Sulfuric Acid, 1.00 Normal - 8300-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-0255-normal-125-gl-suitable-for-crude-fiber-analysis-of-food-and-feed-8272-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_38f5adfc-95b4-44e6-9964-ea8c34cf297f.png?v=1776329876</image:loc>
      <image:title>Sulfuric Acid, 0.255 Normal (12.5 g/L) Suitable for Crude Fiber Analysis of Food and Feed - 8272-5</image:title>
      <image:caption>Sulfuric Acid, 0.255 Normal (12.5 g/L) Suitable for Crude Fiber Analysis of Food and Feed - 8272-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-0400-normal-0200-molar-8276-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_8d115dd7-610c-4443-a632-b27567ac6210.png?v=1776329880</image:loc>
      <image:title>Sulfuric Acid, 0.400 Normal (0.200 Molar) - 8276-32</image:title>
      <image:caption>Sulfuric Acid, 0.400 Normal (0.200 Molar) - 8276-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-phosphoric-manganese-special-reagent-r8352500-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_f5691cd5-3353-4a6c-84f9-a3b184a0c716.png?v=1776329880</image:loc>
      <image:title>Sulfuric - Phosphoric - Manganese Special Reagent - R8352500-20F</image:title>
      <image:caption>Sulfuric - Phosphoric - Manganese Special Reagent - R8352500-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-72-ww-r8191600-25d</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_f16a6e5f-da7c-4cec-bc21-37c1d0c4257c.png?v=1776329881</image:loc>
      <image:title>Sulfuric Acid, 72% (w/w) - R8191600-2.5D</image:title>
      <image:caption>Sulfuric Acid, 72% (w/w) - R8191600-2.5D</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-0300-molar-0600-normal-8285-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_2945e679-eaa6-4ca3-932f-0d2154cd0e06.png?v=1776329881</image:loc>
      <image:title>Sulfuric Acid, 0.300 Molar (0.600 Normal) - 8285-32</image:title>
      <image:caption>Sulfuric Acid, 0.300 Molar (0.600 Normal) - 8285-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-0715-normal-r8290771-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_65e6037f-edb6-4f6c-8b20-3cc4facec0e2.png?v=1776329878</image:loc>
      <image:title>Sulfuric Acid, 0.715 Normal - R8290771-4A</image:title>
      <image:caption>Sulfuric Acid, 0.715 Normal - R8290771-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-0300-molar-0600-normal-8285-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_f4085e6a-68e4-46d5-a291-292fbe06563a.png?v=1776329879</image:loc>
      <image:title>Sulfuric Acid, 0.300 Molar (0.600 Normal) - 8285-2.5</image:title>
      <image:caption>Sulfuric Acid, 0.300 Molar (0.600 Normal) - 8285-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-72-ww-r8191600-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_395d742b-231f-4a5a-9424-92266569ba36.png?v=1776329880</image:loc>
      <image:title>Sulfuric Acid, 72% (w/w) - R8191600-1A</image:title>
      <image:caption>Sulfuric Acid, 72% (w/w) - R8191600-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfosalicylic-acid-10-wv-8125-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_552b53d4-cf94-4331-a498-bda6c2a06aa6.png?v=1776329881</image:loc>
      <image:title>Sulfosalicylic Acid, 10% (w/v) - 8125-1</image:title>
      <image:caption>Sulfosalicylic Acid, 10% (w/v) - 8125-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-0500-normal-n2-8280-55</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-55e_d47b6061-11ad-4488-9b0a-3e77e3339582.png?v=1776329880</image:loc>
      <image:title>Sulfuric Acid, 0.500 Normal (N/2) - 8280-55</image:title>
      <image:caption>Sulfuric Acid, 0.500 Normal (N/2) - 8280-55</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-100-normal-8300-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_df7eea71-eef9-46b8-9547-878edbb0f95a.png?v=1776329880</image:loc>
      <image:title>Sulfuric Acid, 1.00 Normal - 8300-32</image:title>
      <image:caption>Sulfuric Acid, 1.00 Normal - 8300-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tclp-extraction-fluid-1-ph-493-005-at-25c-for-use-in-epa-1311-toxicity-characteristic-leaching-procedure-8377-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_7faa52e9-f20c-4305-850c-2377ae0cb648.png?v=1776329879</image:loc>
      <image:title>TCLP Extraction Fluid 1, pH 4.93 ± 0.05 at 25°C for use in EPA 1311 Toxicity Characteristic Leaching Procedure - 8377-2.5</image:title>
      <image:caption>TCLP Extraction Fluid 1, pH 4.93 ± 0.05 at 25°C for use in EPA 1311 Toxicity Characteristic Leaching Procedure - 8377-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-100-normal-8300-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_af5e7521-bec2-4556-bf48-1886b4b9389e.png?v=1776329881</image:loc>
      <image:title>Sulfuric Acid, 1.00 Normal - 8300-2.5</image:title>
      <image:caption>Sulfuric Acid, 1.00 Normal - 8300-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tannic-acid-25-grams-100-ml-water-for-direct-count-for-bacteria-yeast-and-mold-8368-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_b3cebd17-6411-4499-9be0-71fe78182474.png?v=1776329880</image:loc>
      <image:title>Tannic Acid, 25 grams + 100 mL Water for Direct Count for Bacteria, Yeast, and Mold - 8368-1</image:title>
      <image:caption>Tannic Acid, 25 grams + 100 mL Water for Direct Count for Bacteria, Yeast, and Mold - 8368-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-72-ww-r8191600-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_916ceb24-ef6b-4060-9569-8fc07ac82612.png?v=1776329881</image:loc>
      <image:title>Sulfuric Acid, 72% (w/w) - R8191600-4A</image:title>
      <image:caption>Sulfuric Acid, 72% (w/w) - R8191600-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-00100-normal-n100-8196-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_85defb62-13d4-4275-a00f-9b6ac9f80f68.png?v=1776329883</image:loc>
      <image:title>Sulfuric Acid, 0.0100 Normal (N/100) - 8196-32</image:title>
      <image:caption>Sulfuric Acid, 0.0100 Normal (N/100) - 8196-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-100-normal-from-nfusp-materials-r8300001-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_95d6608a-80d5-434e-baec-dc1ad0304efd.png?v=1776329879</image:loc>
      <image:title>Sulfuric Acid, 1.00 Normal, from NF/USP materials - R8300001-4A</image:title>
      <image:caption>Sulfuric Acid, 1.00 Normal, from NF/USP materials - R8300001-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tartaric-acid-2-wv-8370-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_8ed54601-636d-4542-ac36-e8131988fe5d.png?v=1776329880</image:loc>
      <image:title>Tartaric Acid, 2% (w/v) - 8370-1</image:title>
      <image:caption>Tartaric Acid, 2% (w/v) - 8370-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-50-vv-8180-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_2b2b630d-340c-46f2-93a4-dd56e4f619fe.png?v=1776329880</image:loc>
      <image:title>Sulfuric Acid, 50% (v/v) - 8180-1</image:title>
      <image:caption>Sulfuric Acid, 50% (v/v) - 8180-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tartaric-acid-2-wv-8370-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_d96cb059-0db1-4949-aeb3-89b635fbe32a.png?v=1776329882</image:loc>
      <image:title>Tartaric Acid, 2% (w/v) - 8370-16</image:title>
      <image:caption>Tartaric Acid, 2% (w/v) - 8370-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-120-normal-8342-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_92d39e03-38f7-4da1-bb1b-855d3984ce66.png?v=1776329885</image:loc>
      <image:title>Sulfuric Acid, 12.0 Normal - 8342-32</image:title>
      <image:caption>Sulfuric Acid, 12.0 Normal - 8342-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfosalicylic-acid-10-wv-8125-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_fb56b7e8-886f-4aed-89d4-42318abb9a41.png?v=1776329880</image:loc>
      <image:title>Sulfosalicylic Acid, 10% (w/v) - 8125-32</image:title>
      <image:caption>Sulfosalicylic Acid, 10% (w/v) - 8125-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-120-normal-8342-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_0512858a-8740-4b41-8ff6-25fb9e4d5843.png?v=1776329885</image:loc>
      <image:title>Sulfuric Acid, 12.0 Normal - 8342-5</image:title>
      <image:caption>Sulfuric Acid, 12.0 Normal - 8342-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-80-vv-8190-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_00bb022b-3481-4eba-bd9f-ad53285b6c54.png?v=1776329881</image:loc>
      <image:title>Sulfuric Acid, 80% (v/v) - 8190-32</image:title>
      <image:caption>Sulfuric Acid, 80% (v/v) - 8190-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tetraethylammonium-bromide-40-ww-in-glacial-acetic-acid-8385-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1c_a6324bad-e6b6-4ecf-8481-4c2bf6a63e4f.png?v=1776329882</image:loc>
      <image:title>Tetraethylammonium Bromide, 40% (w/w) in Glacial Acetic Acid - 8385-32</image:title>
      <image:caption>Tetraethylammonium Bromide, 40% (w/w) in Glacial Acetic Acid - 8385-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-100-normal-8300-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_63f65830-fdfd-4ccc-b800-c02a0fd72a22.png?v=1776329883</image:loc>
      <image:title>Sulfuric Acid, 1.00 Normal - 8300-1</image:title>
      <image:caption>Sulfuric Acid, 1.00 Normal - 8300-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/synthetic-urine-concentrate-8362-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_77d49fe9-2730-498f-919c-66665f1ca5fc.png?v=1776329885</image:loc>
      <image:title>Synthetic Urine Concentrate - 8362-1</image:title>
      <image:caption>Synthetic Urine Concentrate - 8362-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-52-ww-8182-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_120c_91ddd055-a6cb-412a-b005-4e808d84c5cf.png?v=1776329882</image:loc>
      <image:title>Sulfuric Acid, 52% (w/w) - 8182-4</image:title>
      <image:caption>Sulfuric Acid, 52% (w/w) - 8182-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-50-vv-8180-5pt</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_27ac371b-a019-43b1-b6ab-c1097fe5d6ab.png?v=1776329886</image:loc>
      <image:title>Sulfuric Acid, 50% (v/v) - 8180-5PT</image:title>
      <image:caption>Sulfuric Acid, 50% (v/v) - 8180-5PT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-90-ww-8194-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_239b92ee-806b-43e1-9749-2233adcecf19.png?v=1776329884</image:loc>
      <image:title>Sulfuric Acid, 90% (w/w) - 8194-16</image:title>
      <image:caption>Sulfuric Acid, 90% (w/w) - 8194-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/synthetic-fresh-water-soft-104-ppm-tds-as-fresh-water-ions-40-48-mgl-hardness-as-caco-8662-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_e80b7d33-9d2e-42e7-a88f-1669f2e2b114.png?v=1776329881</image:loc>
      <image:title>Synthetic Fresh Water, Soft 104 ppm TDS as Fresh Water Ions, 40 - 48 mg/L Hardness as CaCO? - 8662-32</image:title>
      <image:caption>Synthetic Fresh Water, Soft 104 ppm TDS as Fresh Water Ions, 40 - 48 mg/L Hardness as CaCO? - 8662-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-100-normal-8300-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_acdb1363-f7b3-4654-bae7-e50e773e9bf7.png?v=1776329885</image:loc>
      <image:title>Sulfuric Acid, 1.00 Normal - 8300-16</image:title>
      <image:caption>Sulfuric Acid, 1.00 Normal - 8300-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-approximately-03-molar-0288-molar-r8284000-10f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_27770a6e-e9c5-4a02-8b2e-19d230101b5c.png?v=1776329881</image:loc>
      <image:title>Sulfuric Acid, approximately 0.3 Molar (0.288 Molar) - R8284000-10F</image:title>
      <image:caption>Sulfuric Acid, approximately 0.3 Molar (0.288 Molar) - R8284000-10F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-0940-normal-8297-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_45b20a0d-3626-420f-b308-55685b2b9cc5.png?v=1776329883</image:loc>
      <image:title>Sulfuric Acid, 0.940 Normal - 8297-1</image:title>
      <image:caption>Sulfuric Acid, 0.940 Normal - 8297-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/synthetic-fresh-water-very-soft-259-ppm-tds-as-fresh-water-ions-10-13-mgl-hardness-as-caco-8661-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_e539c754-aae1-4f41-9256-95a822bc539d.png?v=1776329885</image:loc>
      <image:title>Synthetic Fresh Water, Very Soft 25.9 ppm TDS as Fresh Water Ions, 10 - 13 mg/L Hardness as CaCO? - 8661-32</image:title>
      <image:caption>Synthetic Fresh Water, Very Soft 25.9 ppm TDS as Fresh Water Ions, 10 - 13 mg/L Hardness as CaCO? - 8661-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tetrabutylammonium-hydrogen-sulfate-ph-48-buffer-hplc-mobile-phase-8384a-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_d1f12b6a-3b31-4698-a377-b10e05ec8eea.png?v=1776329886</image:loc>
      <image:title>Tetrabutylammonium Hydrogen Sulfate, pH 4.8 Buffer, HPLC Mobile Phase - 8384.A-1</image:title>
      <image:caption>Tetrabutylammonium Hydrogen Sulfate, pH 4.8 Buffer, HPLC Mobile Phase - 8384.A-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tartaric-acid-10-wv-8371-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_8763cae0-7f88-4dd6-b684-8f4119de0f39.png?v=1776329888</image:loc>
      <image:title>Tartaric Acid, 10% (w/v) - 8371-32</image:title>
      <image:caption>Tartaric Acid, 10% (w/v) - 8371-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tannic-acid-25-grams-100-ml-water-for-direct-count-for-bacteria-yeast-and-mold-8368-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_b66ef06d-554a-4f87-b01e-7ce6a5bd4969.png?v=1776329890</image:loc>
      <image:title>Tannic Acid, 25 grams + 100 mL Water for Direct Count for Bacteria, Yeast, and Mold - 8368-32</image:title>
      <image:caption>Tannic Acid, 25 grams + 100 mL Water for Direct Count for Bacteria, Yeast, and Mold - 8368-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-00100-normal-n100-8196-1ct</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-4f_1b112038-2029-4e2e-9ff8-52312bc0f7e0.png?v=1776329885</image:loc>
      <image:title>Sulfuric Acid, 0.0100 Normal (N/100) - 8196-1CT</image:title>
      <image:caption>Sulfuric Acid, 0.0100 Normal (N/100) - 8196-1CT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-200-normal-8310-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_098c1e2b-a59e-430d-ad48-ffe8448a6c10.png?v=1776329886</image:loc>
      <image:title>Sulfuric Acid, 2.00 Normal - 8310-16</image:title>
      <image:caption>Sulfuric Acid, 2.00 Normal - 8310-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tetrabutylammonium-hydrogen-sulfate-ph-48-buffer-hplc-mobile-phase-8384a-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_1e56aa11-40b5-4590-b07a-40af60c0d92d.png?v=1776329884</image:loc>
      <image:title>Tetrabutylammonium Hydrogen Sulfate, pH 4.8 Buffer, HPLC Mobile Phase - 8384.A-32</image:title>
      <image:caption>Tetrabutylammonium Hydrogen Sulfate, pH 4.8 Buffer, HPLC Mobile Phase - 8384.A-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-07-vv-8146-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_b5af9475-8ec0-485f-8cb5-ea70311279b9.png?v=1776329885</image:loc>
      <image:title>Sulfuric Acid, 0.7% (v/v) - 8146-32</image:title>
      <image:caption>Sulfuric Acid, 0.7% (v/v) - 8146-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-100-normal-8300-1ct</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-4f_cd6e9313-ac1d-4ad6-82ad-6cd7bc057ac2.png?v=1776329890</image:loc>
      <image:title>Sulfuric Acid, 1.00 Normal - 8300-1CT</image:title>
      <image:caption>Sulfuric Acid, 1.00 Normal - 8300-1CT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-06667-normal-2n3-suitable-for-preparation-of-protein-free-filtrates-of-blood-serum-or-plasma-8290-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_108ef787-92df-4bbf-84f3-de6a4d2f9e2a.png?v=1776329887</image:loc>
      <image:title>Sulfuric Acid, 0.6667 Normal (2N/3) Suitable for Preparation of Protein-free Filtrates of Blood, Serum, or Plasma - 8290-32</image:title>
      <image:caption>Sulfuric Acid, 0.6667 Normal (2N/3) Suitable for Preparation of Protein-free Filtrates of Blood, Serum, or Plasma - 8290-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-200-normal-8310-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_d2312bef-a68f-45eb-9319-8317b06115d2.png?v=1776329889</image:loc>
      <image:title>Sulfuric Acid, 2.00 Normal - 8310-1</image:title>
      <image:caption>Sulfuric Acid, 2.00 Normal - 8310-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-200-normal-8310-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_a2871150-86ff-49e1-af06-979c9e3497ca.png?v=1776329887</image:loc>
      <image:title>Sulfuric Acid, 2.00 Normal - 8310-32</image:title>
      <image:caption>Sulfuric Acid, 2.00 Normal - 8310-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tartaric-acid-2-wv-8370-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_dbeac2e7-f264-4e12-9e86-23cd8c0f3988.png?v=1776329885</image:loc>
      <image:title>Tartaric Acid, 2% (w/v) - 8370-32</image:title>
      <image:caption>Tartaric Acid, 2% (w/v) - 8370-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tartaric-acid-10-wv-8371-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_ac6833d0-3dcd-4a21-ae8b-e00d35da4b70.png?v=1776329887</image:loc>
      <image:title>Tartaric Acid, 10% (w/v) - 8371-16</image:title>
      <image:caption>Tartaric Acid, 10% (w/v) - 8371-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-947-ww-945-949-819497-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_0ba49839-9bf5-4ed8-829c-324487832612.png?v=1776329886</image:loc>
      <image:title>Sulfuric Acid, 94.7% (w/w) (94.5 - 94.9%) - 8194.97-16</image:title>
      <image:caption>Sulfuric Acid, 94.7% (w/w) (94.5 - 94.9%) - 8194.97-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tetrabutylammonium-hydrogen-sulfate-ph-48-buffer-hplc-mobile-phase-8384a-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_f849bfdc-6ea9-4d9d-a1b0-d3adc8ce213b.png?v=1776329893</image:loc>
      <image:title>Tetrabutylammonium Hydrogen Sulfate, pH 4.8 Buffer, HPLC Mobile Phase - 8384.A-16</image:title>
      <image:caption>Tetrabutylammonium Hydrogen Sulfate, pH 4.8 Buffer, HPLC Mobile Phase - 8384.A-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-100-normal-8300-55</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-55e_72e0a71e-d6e6-40d3-9c76-7f59e422a657.png?v=1776329886</image:loc>
      <image:title>Sulfuric Acid, 1.00 Normal - 8300-55</image:title>
      <image:caption>Sulfuric Acid, 1.00 Normal - 8300-55</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-200-normal-8310-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_10f_c10d5ee0-493a-4d32-b626-1d1b711ef97c.png?v=1776329886</image:loc>
      <image:title>Sulfuric Acid, 2.00 Normal - 8310-2.5</image:title>
      <image:caption>Sulfuric Acid, 2.00 Normal - 8310-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tartaric-acid-50-wv-r8376000-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_bb9af0e1-ae7c-4dae-b829-17e727735448.png?v=1776329886</image:loc>
      <image:title>Tartaric Acid, 50% (w/v) - R8376000-500A</image:title>
      <image:caption>Tartaric Acid, 50% (w/v) - R8376000-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-0940-normal-8297-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_045dc28f-a4e6-48b0-942e-7e14b6bd8c4c.png?v=1776329886</image:loc>
      <image:title>Sulfuric Acid, 0.940 Normal - 8297-5</image:title>
      <image:caption>Sulfuric Acid, 0.940 Normal - 8297-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-947-ww-945-949-819497-5pt</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_4e52dfc1-2022-4352-b3b4-6f948020fb47.png?v=1776329890</image:loc>
      <image:title>Sulfuric Acid, 94.7% (w/w) (94.5 - 94.9%) - 8194.97-5PT</image:title>
      <image:caption>Sulfuric Acid, 94.7% (w/w) (94.5 - 94.9%) - 8194.97-5PT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/synthetic-sea-water-astm-d-1141-without-bicarbonate-r8363500-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_5991d390-407e-4bc4-a917-af560a4f1006.png?v=1776329888</image:loc>
      <image:title>Synthetic Sea Water, ASTM D 1141 without Bicarbonate - R8363500-20F</image:title>
      <image:caption>Synthetic Sea Water, ASTM D 1141 without Bicarbonate - R8363500-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-90-ww-8194-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_1b7aaf1e-7f07-448c-9c02-f12bbb1d3776.png?v=1776329888</image:loc>
      <image:title>Sulfuric Acid, 90% (w/w) - 8194-1</image:title>
      <image:caption>Sulfuric Acid, 90% (w/w) - 8194-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tartaric-acid-50-wv-r8376000-120a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120a_e4660d9e-131d-4f30-8092-f2642a1c66d6.png?v=1776329891</image:loc>
      <image:title>Tartaric Acid, 50% (w/v) - R8376000-120A</image:title>
      <image:caption>Tartaric Acid, 50% (w/v) - R8376000-120A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-babcock-specific-gravity-1825-apha-for-fat-babcock-method-8192-5pt</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_43af44fa-a5be-4823-9c16-650c2a25891f.png?v=1776329890</image:loc>
      <image:title>Sulfuric Acid, Babcock, specific gravity 1.825 APHA for Fat, Babcock Method - 8192-5PT</image:title>
      <image:caption>Sulfuric Acid, Babcock, specific gravity 1.825 APHA for Fat, Babcock Method - 8192-5PT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tclp-extraction-fluid-2-ph-288-005-at-25c-for-use-in-epa-1311-toxicity-characteristic-leaching-procedure-8378-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_56ea5bb4-b339-4a1a-aa6e-9f779024dd89.png?v=1776329889</image:loc>
      <image:title>TCLP Extraction Fluid 2, pH 2.88 ± 0.05 at 25°C for use in EPA 1311 Toxicity Characteristic Leaching Procedure - 8378-2.5</image:title>
      <image:caption>TCLP Extraction Fluid 2, pH 2.88 ± 0.05 at 25°C for use in EPA 1311 Toxicity Characteristic Leaching Procedure - 8378-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-200-normal-8310-1ct</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-4f_b6a7b3d0-0ec0-4ef9-a81c-fbce4fcca86c.png?v=1776329890</image:loc>
      <image:title>Sulfuric Acid, 2.00 Normal - 8310-1CT</image:title>
      <image:caption>Sulfuric Acid, 2.00 Normal - 8310-1CT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-66-vv-r8184066-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_0a282160-7cf4-403c-b3f4-78d30c97634f.png?v=1776329890</image:loc>
      <image:title>Sulfuric Acid, 66% (v/v) - R8184066-500A</image:title>
      <image:caption>Sulfuric Acid, 66% (v/v) - R8184066-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-200-normal-8310-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_c9b5857c-68a3-49ff-aada-713020e027a4.png?v=1776329888</image:loc>
      <image:title>Sulfuric Acid, 2.00 Normal - 8310-5</image:title>
      <image:caption>Sulfuric Acid, 2.00 Normal - 8310-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/synthetic-fresh-water-soft-104-ppm-tds-as-fresh-water-ions-40-48-mgl-hardness-as-caco-8662-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_57440111-81bf-4ec0-a13f-a795e2d8dbca.png?v=1776329888</image:loc>
      <image:title>Synthetic Fresh Water, Soft 104 ppm TDS as Fresh Water Ions, 40 - 48 mg/L Hardness as CaCO? - 8662-1</image:title>
      <image:caption>Synthetic Fresh Water, Soft 104 ppm TDS as Fresh Water Ions, 40 - 48 mg/L Hardness as CaCO? - 8662-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/thf-propylene-glycol-41-r8388500-4c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_4c_e37d8c85-4689-4505-87c6-55a8de60ea92.png?v=1776329893</image:loc>
      <image:title>THF / Propylene Glycol, 4:1 - R8388500-4C</image:title>
      <image:caption>THF / Propylene Glycol, 4:1 - R8388500-4C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/synthetic-fresh-water-moderately-hard-207-ppm-tds-as-fresh-water-ions-80-100-mgl-hardness-as-caco-8663-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_f39644a5-4e10-4f92-a3b6-d201d69fa94e.png?v=1776329890</image:loc>
      <image:title>Synthetic Fresh Water, Moderately Hard 207 ppm TDS as Fresh Water Ions, 80 - 100 mg/L Hardness as CaCO? - 8663-1</image:title>
      <image:caption>Synthetic Fresh Water, Moderately Hard 207 ppm TDS as Fresh Water Ions, 80 - 100 mg/L Hardness as CaCO? - 8663-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-000500-normal-hplc-grade-r8195121-4c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_d64cadf0-470e-48e5-a6fb-1c5afe7935f5.png?v=1776329892</image:loc>
      <image:title>Sulfuric Acid, 0.00500 Normal, HPLC Grade - R8195121-4C</image:title>
      <image:caption>Sulfuric Acid, 0.00500 Normal, HPLC Grade - R8195121-4C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-0500-normal-n2-8280-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_c217541d-49dc-4cf4-89a0-89cc6838b0ba.png?v=1776329894</image:loc>
      <image:title>Sulfuric Acid, 0.500 Normal (N/2) - 8280-32</image:title>
      <image:caption>Sulfuric Acid, 0.500 Normal (N/2) - 8280-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/synthetic-seawater-astm-d-1141-substitute-ocean-water-without-heavy-metals-8363-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_4d32ed2c-cc0a-4486-90f4-42097f4208ca.png?v=1776329894</image:loc>
      <image:title>Synthetic Seawater, ASTM D 1141 Substitute Ocean Water without Heavy Metals - 8363-1</image:title>
      <image:caption>Synthetic Seawater, ASTM D 1141 Substitute Ocean Water without Heavy Metals - 8363-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/thioacetamide-ts-4-wv-839340-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_120c_0858bbd0-46d7-4224-98dc-701c71f2b389.png?v=1776329891</image:loc>
      <image:title>Thioacetamide TS, 4% (w/v) - 8393.40-4</image:title>
      <image:caption>Thioacetamide TS, 4% (w/v) - 8393.40-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/total-hardness-indicator-8669-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_b59832bb-65b9-40e4-89fb-2c4ab5f492f3.png?v=1776329893</image:loc>
      <image:title>Total Hardness Indicator - 8669-100</image:title>
      <image:caption>Total Hardness Indicator - 8669-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-200-normal-8310-5pt</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_4893d0fe-a887-429b-876d-aabcfc8fa563.png?v=1776329890</image:loc>
      <image:title>Sulfuric Acid, 2.00 Normal - 8310-5PT</image:title>
      <image:caption>Sulfuric Acid, 2.00 Normal - 8310-5PT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/synthetic-fresh-water-moderately-hard-207-ppm-tds-as-fresh-water-ions-80-100-mgl-hardness-as-caco-8663-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_0f99f468-b9c2-4278-a23a-312ad37347f9.png?v=1776329892</image:loc>
      <image:title>Synthetic Fresh Water, Moderately Hard 207 ppm TDS as Fresh Water Ions, 80 - 100 mg/L Hardness as CaCO? - 8663-32</image:title>
      <image:caption>Synthetic Fresh Water, Moderately Hard 207 ppm TDS as Fresh Water Ions, 80 - 100 mg/L Hardness as CaCO? - 8663-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-00100-normal-n100-8196-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_80f13413-569c-4393-9780-dd951221da7d.png?v=1776329893</image:loc>
      <image:title>Sulfuric Acid, 0.0100 Normal (N/100) - 8196-1</image:title>
      <image:caption>Sulfuric Acid, 0.0100 Normal (N/100) - 8196-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-standard-90-ww-81941-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1c_8c30d76f-d8ca-49ad-966a-0563c84ce79b.png?v=1776329891</image:loc>
      <image:title>Sulfuric Acid Standard, 90% (w/w) - 8194.1-32</image:title>
      <image:caption>Sulfuric Acid Standard, 90% (w/w) - 8194.1-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/total-ionic-strength-adjustment-buffer-tisab-ii-with-cdta-for-fluoride-analysis-using-ion-selective-electrodes-8670-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_3f57b313-a282-4209-8b79-701b77cde5e6.png?v=1776329892</image:loc>
      <image:title>Total Ionic Strength Adjustment Buffer (TISAB II), with CDTA for Fluoride Analysis using Ion Selective Electrodes - 8670-2.5</image:title>
      <image:caption>Total Ionic Strength Adjustment Buffer (TISAB II), with CDTA for Fluoride Analysis using Ion Selective Electrodes - 8670-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/synthetic-seawater-without-magnesium-and-boron-r8363100-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_bb38b635-720e-4068-9a23-d38c13edc19f.png?v=1776329891</image:loc>
      <image:title>Synthetic Seawater, without Magnesium and Boron - R8363100-4A</image:title>
      <image:caption>Synthetic Seawater, without Magnesium and Boron - R8363100-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-95-vv-r8194999-25d</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_4027081f-a353-4277-ab58-4c4a6f1094f6.png?v=1776329892</image:loc>
      <image:title>Sulfuric Acid, 95% (v/v) - R8194999-2.5D</image:title>
      <image:caption>Sulfuric Acid, 95% (v/v) - R8194999-2.5D</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-00100-normal-n100-8196-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_b7370f1b-be00-431e-8d8d-03d050b32bd3.png?v=1776329897</image:loc>
      <image:title>Sulfuric Acid, 0.0100 Normal (N/100) - 8196-16</image:title>
      <image:caption>Sulfuric Acid, 0.0100 Normal (N/100) - 8196-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tartaric-acid-50-wv-r8376000-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_f39171a2-0ada-4932-9c9c-e820b2b7a61c.png?v=1776329896</image:loc>
      <image:title>Tartaric Acid, 50% (w/v) - R8376000-1A</image:title>
      <image:caption>Tartaric Acid, 50% (w/v) - R8376000-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tds-standard-200-ppm-nacl-86686-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_d0a973e6-cf41-4c23-a98b-317c0fdfd1bc.png?v=1776329893</image:loc>
      <image:title>TDS Standard, 200 ppm NaCl - 8668.6-16</image:title>
      <image:caption>TDS Standard, 200 ppm NaCl - 8668.6-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-80-vv-8190-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_7481c180-4b67-48fc-91b1-f86cf284c2b5.png?v=1776329894</image:loc>
      <image:title>Sulfuric Acid, 80% (v/v) - 8190-16</image:title>
      <image:caption>Sulfuric Acid, 80% (v/v) - 8190-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-350-normal-832135-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_de5e5ebe-246b-4f27-b06b-3eaea1ffef98.png?v=1776329893</image:loc>
      <image:title>Sulfuric Acid, 3.50 Normal - 8321.35-5</image:title>
      <image:caption>Sulfuric Acid, 3.50 Normal - 8321.35-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tclp-extraction-fluid-2-ph-288-005-at-25c-for-use-in-epa-1311-toxicity-characteristic-leaching-procedure-8378-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_c4b701cc-737b-41df-8e17-dd92c9c83f75.png?v=1776329897</image:loc>
      <image:title>TCLP Extraction Fluid 2, pH 2.88 ± 0.05 at 25°C for use in EPA 1311 Toxicity Characteristic Leaching Procedure - 8378-5</image:title>
      <image:caption>TCLP Extraction Fluid 2, pH 2.88 ± 0.05 at 25°C for use in EPA 1311 Toxicity Characteristic Leaching Procedure - 8378-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/synthetic-urine-concentrate-8362-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_59b07f85-0587-43f3-b289-b002671856c0.png?v=1776329899</image:loc>
      <image:title>Synthetic Urine Concentrate - 8362-5</image:title>
      <image:caption>Synthetic Urine Concentrate - 8362-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-400-normal-8322-5pt</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_897944e4-ae1d-41f5-963d-92a431c3acb8.png?v=1776329896</image:loc>
      <image:title>Sulfuric Acid, 4.00 Normal - 8322-5PT</image:title>
      <image:caption>Sulfuric Acid, 4.00 Normal - 8322-5PT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tetrabutylammonium-hydroxide-0100-normal-in-methanol-r8384000-4c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_4c_eb57813c-a36b-4b1a-aebc-08870b2f42b7.png?v=1776329891</image:loc>
      <image:title>Tetrabutylammonium Hydroxide, 0.100 Normal in Methanol - R8384000-4C</image:title>
      <image:caption>Tetrabutylammonium Hydroxide, 0.100 Normal in Methanol - R8384000-4C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-00200-normal-n50-8200-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_176e062e-8a37-4a6e-8877-e80c2260b921.png?v=1776329897</image:loc>
      <image:title>Sulfuric Acid, 0.0200 Normal (N/50) - 8200-32</image:title>
      <image:caption>Sulfuric Acid, 0.0200 Normal (N/50) - 8200-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfosalicylic-acid-10-wv-8125-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_2c698dd8-0663-42d9-8539-0107d7b3ea96.png?v=1776329894</image:loc>
      <image:title>Sulfosalicylic Acid, 10% (w/v) - 8125-16</image:title>
      <image:caption>Sulfosalicylic Acid, 10% (w/v) - 8125-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-16-n-r8307100-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_cf455004-028a-4f6a-bab8-255460d4e4a2.png?v=1776329896</image:loc>
      <image:title>Sulfuric Acid, 1.6 N - R8307100-1A</image:title>
      <image:caption>Sulfuric Acid, 1.6 N - R8307100-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/thioacetamide-ts-4-wv-839340-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_500c_44f22ab4-723e-4afc-ae31-0aad5ef5d984.png?v=1776329895</image:loc>
      <image:title>Thioacetamide TS, 4% (w/v) - 8393.40-16</image:title>
      <image:caption>Thioacetamide TS, 4% (w/v) - 8393.40-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-947-ww-945-949-819497-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_2f227460-22d8-4974-970c-a3efda358483.png?v=1776329895</image:loc>
      <image:title>Sulfuric Acid, 94.7% (w/w) (94.5 - 94.9%) - 8194.97-32</image:title>
      <image:caption>Sulfuric Acid, 94.7% (w/w) (94.5 - 94.9%) - 8194.97-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tclp-extraction-fluid-2-ph-288-005-at-25c-for-use-in-epa-1311-toxicity-characteristic-leaching-procedure-8378-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_016b7a5b-1acb-4029-b963-9f4488041352.png?v=1776329896</image:loc>
      <image:title>TCLP Extraction Fluid 2, pH 2.88 ± 0.05 at 25°C for use in EPA 1311 Toxicity Characteristic Leaching Procedure - 8378-1</image:title>
      <image:caption>TCLP Extraction Fluid 2, pH 2.88 ± 0.05 at 25°C for use in EPA 1311 Toxicity Characteristic Leaching Procedure - 8378-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/synthetic-fresh-water-very-hard-830-ppm-tds-as-fresh-water-ions-280-320-mgl-hardness-as-caco-8665-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_d7d11652-e586-4948-b7ec-bfb322945e92.png?v=1776329901</image:loc>
      <image:title>Synthetic Fresh Water, Very Hard 830 ppm TDS as Fresh Water Ions, 280 - 320 mg/L Hardness as CaCO? - 8665-1</image:title>
      <image:caption>Synthetic Fresh Water, Very Hard 830 ppm TDS as Fresh Water Ions, 280 - 320 mg/L Hardness as CaCO? - 8665-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tclp-extraction-fluid-1-ph-493-005-at-25c-for-use-in-epa-1311-toxicity-characteristic-leaching-procedure-8377-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_bd72d24c-fa7e-42f6-885e-b492f8c209b9.png?v=1776329895</image:loc>
      <image:title>TCLP Extraction Fluid 1, pH 4.93 ± 0.05 at 25°C for use in EPA 1311 Toxicity Characteristic Leaching Procedure - 8377-5</image:title>
      <image:caption>TCLP Extraction Fluid 1, pH 4.93 ± 0.05 at 25°C for use in EPA 1311 Toxicity Characteristic Leaching Procedure - 8377-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-250-normal-8315-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_0415ed8e-4e3b-481a-8931-df2afbcf5960.png?v=1776329898</image:loc>
      <image:title>Sulfuric Acid, 2.50 Normal - 8315-1</image:title>
      <image:caption>Sulfuric Acid, 2.50 Normal - 8315-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-00100-normal-hplc-grade-r8196121-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_725b90ab-e411-4109-a7ec-6b28ee05d1bf.png?v=1776329895</image:loc>
      <image:title>Sulfuric Acid, 0.0100 Normal, HPLC Grade - R8196121-20F</image:title>
      <image:caption>Sulfuric Acid, 0.0100 Normal, HPLC Grade - R8196121-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tetrabutylammonium-hydroxide-0100-normal-in-methanol-r8384000-500c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_500c_cd1b0be4-5e43-4856-ac76-500524091631.png?v=1776329896</image:loc>
      <image:title>Tetrabutylammonium Hydroxide, 0.100 Normal in Methanol - R8384000-500C</image:title>
      <image:caption>Tetrabutylammonium Hydroxide, 0.100 Normal in Methanol - R8384000-500C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-150-normal-8307-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_adce7d60-3482-4ced-9c91-dc0f296bbb7b.png?v=1776329897</image:loc>
      <image:title>Sulfuric Acid, 1.50 Normal - 8307-32</image:title>
      <image:caption>Sulfuric Acid, 1.50 Normal - 8307-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-100-molar-with-2-wv-citric-acid-83105-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_10f_e6878b15-2dd7-4c36-b01b-f26e073d8a04.png?v=1776329897</image:loc>
      <image:title>Sulfuric Acid, 1.00 Molar, with 2% (w/v) Citric Acid - 8310.5-2.5</image:title>
      <image:caption>Sulfuric Acid, 1.00 Molar, with 2% (w/v) Citric Acid - 8310.5-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/synthetic-fresh-water-very-hard-830-ppm-tds-as-fresh-water-ions-280-320-mgl-hardness-as-caco-8665-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_8ea8dc70-b464-4e2d-8ae9-faf3084b1787.png?v=1776329899</image:loc>
      <image:title>Synthetic Fresh Water, Very Hard 830 ppm TDS as Fresh Water Ions, 280 - 320 mg/L Hardness as CaCO? - 8665-32</image:title>
      <image:caption>Synthetic Fresh Water, Very Hard 830 ppm TDS as Fresh Water Ions, 280 - 320 mg/L Hardness as CaCO? - 8665-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-babcock-specific-gravity-1825-apha-for-fat-babcock-method-8192-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_7fa80762-d187-4553-95fd-50261242cf81.png?v=1776329896</image:loc>
      <image:title>Sulfuric Acid, Babcock, specific gravity 1.825 APHA for Fat, Babcock Method - 8192-1</image:title>
      <image:caption>Sulfuric Acid, Babcock, specific gravity 1.825 APHA for Fat, Babcock Method - 8192-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-350-normal-832135-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_d89585be-a2d0-4a98-874f-2db58d7555fc.png?v=1776329900</image:loc>
      <image:title>Sulfuric Acid, 3.50 Normal - 8321.35-1</image:title>
      <image:caption>Sulfuric Acid, 3.50 Normal - 8321.35-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-250-normal-8315-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_b5aa9e33-9da4-402c-bf97-015e95684de5.png?v=1776329896</image:loc>
      <image:title>Sulfuric Acid, 2.50 Normal - 8315-5</image:title>
      <image:caption>Sulfuric Acid, 2.50 Normal - 8315-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-400-normal-8322-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_10f_39648340-3eda-44a8-9bcf-ad7cf27c1b53.png?v=1776329897</image:loc>
      <image:title>Sulfuric Acid, 4.00 Normal - 8322-2.5</image:title>
      <image:caption>Sulfuric Acid, 4.00 Normal - 8322-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-300-normal-8320-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_bc4aa6be-d68c-46d2-aa1d-98d232b70ab3.png?v=1776329897</image:loc>
      <image:title>Sulfuric Acid, 3.00 Normal - 8320-1</image:title>
      <image:caption>Sulfuric Acid, 3.00 Normal - 8320-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/thioacetamide-025-wv-8393-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_120a_b6cfd0b5-16c3-4690-b77d-07017169cf8c.png?v=1776329901</image:loc>
      <image:title>Thioacetamide, 0.25% (w/v) - 8393-4</image:title>
      <image:caption>Thioacetamide, 0.25% (w/v) - 8393-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/total-suspended-solids-tss-standard-200-ppm-tss-gravimetric-dried-at-103-105c-86725-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_f6676fdb-7549-48bb-afe5-07acd4e917e2.png?v=1776329897</image:loc>
      <image:title>Total Suspended Solids (TSS) Standard, 200 ppm TSS (Gravimetric, Dried at 103-105°C) - 8672.5-32</image:title>
      <image:caption>Total Suspended Solids (TSS) Standard, 200 ppm TSS (Gravimetric, Dried at 103-105°C) - 8672.5-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/total-ionic-strength-adjustment-buffer-r-ep-reagent-4007700-r8670400-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_2a7c1f0d-69d1-4fec-9719-1d6afc80baed.png?v=1776329900</image:loc>
      <image:title>Total Ionic Strength Adjustment Buffer R EP Reagent 4007700 - R8670400-1A</image:title>
      <image:caption>Total Ionic Strength Adjustment Buffer R EP Reagent 4007700 - R8670400-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tclp-extraction-fluid-1-ph-493-005-at-25c-for-use-in-epa-1311-toxicity-characteristic-leaching-procedure-8377-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_2de8cc3a-5710-4adc-8ca5-80998bf9e01a.png?v=1776329899</image:loc>
      <image:title>TCLP Extraction Fluid 1, pH 4.93 ± 0.05 at 25°C for use in EPA 1311 Toxicity Characteristic Leaching Procedure - 8377-1</image:title>
      <image:caption>TCLP Extraction Fluid 1, pH 4.93 ± 0.05 at 25°C for use in EPA 1311 Toxicity Characteristic Leaching Procedure - 8377-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-00200-normal-n50-8200-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_0a944d41-132c-4219-bfb7-e24ecb0045f2.png?v=1776329901</image:loc>
      <image:title>Sulfuric Acid, 0.0200 Normal (N/50) - 8200-2.5</image:title>
      <image:caption>Sulfuric Acid, 0.0200 Normal (N/50) - 8200-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tetramethylammonium-hydroxide-10-ww-aqueous-8386-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500c_8659f5ae-d5ba-4d59-be96-f852226fd793.png?v=1776329900</image:loc>
      <image:title>Tetramethylammonium Hydroxide, 10% (w/w) Aqueous - 8386-16</image:title>
      <image:caption>Tetramethylammonium Hydroxide, 10% (w/w) Aqueous - 8386-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-947-ww-945-949-819497-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_208f2a19-03ff-4150-8b38-03832a0c7349.png?v=1776329898</image:loc>
      <image:title>Sulfuric Acid, 94.7% (w/w) (94.5 - 94.9%) - 8194.97-100</image:title>
      <image:caption>Sulfuric Acid, 94.7% (w/w) (94.5 - 94.9%) - 8194.97-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-00100-normal-n100-8196-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_c2b8eea4-3b1f-48c1-a037-66d6af566e68.png?v=1776329900</image:loc>
      <image:title>Sulfuric Acid, 0.0100 Normal (N/100) - 8196-5</image:title>
      <image:caption>Sulfuric Acid, 0.0100 Normal (N/100) - 8196-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-18-normal-with-catalyst-r8308000-20e1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_ca5230de-5897-4831-9abe-a89258ddcfb4.png?v=1776329899</image:loc>
      <image:title>Sulfuric Acid, 1.8 Normal, with Catalyst - R8308000-20E1</image:title>
      <image:caption>Sulfuric Acid, 1.8 Normal, with Catalyst - R8308000-20E1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/total-suspended-solids-tss-standard-10-ppm-tss-gravimetric-dried-at-103-105c-r8670909-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_1e1cdae6-b335-45c4-813d-e6f7e13b1ca6.png?v=1776329897</image:loc>
      <image:title>Total Suspended Solids (TSS) Standard, 10 ppm TSS (Gravimetric, Dried at 103-105°C) - R8670909-1C</image:title>
      <image:caption>Total Suspended Solids (TSS) Standard, 10 ppm TSS (Gravimetric, Dried at 103-105°C) - R8670909-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tds-standard-20-ppm-nacl-86685-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_1cb5aa73-a4c1-429c-bf32-88d5d91b1335.png?v=1776329898</image:loc>
      <image:title>TDS Standard, 20 ppm NaCl - 8668.5-16</image:title>
      <image:caption>TDS Standard, 20 ppm NaCl - 8668.5-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/thymol-blue-008-wv-in-methanol-84208-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_500a_babf06cc-0215-4b88-ba80-7e4288aef890.png?v=1776329900</image:loc>
      <image:title>Thymol Blue, 0.08% (w/v) in Methanol - 8420.8-16</image:title>
      <image:caption>Thymol Blue, 0.08% (w/v) in Methanol - 8420.8-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/total-ionic-strength-adjustment-buffer-tisab-ii-with-cdta-for-fluoride-analysis-using-ion-selective-electrodes-8670-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_ccff0a77-617a-41c2-a0ba-8449233d592a.png?v=1776329899</image:loc>
      <image:title>Total Ionic Strength Adjustment Buffer (TISAB II), with CDTA for Fluoride Analysis using Ion Selective Electrodes - 8670-5</image:title>
      <image:caption>Total Ionic Strength Adjustment Buffer (TISAB II), with CDTA for Fluoride Analysis using Ion Selective Electrodes - 8670-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tds-standard-2-ppm-nacl-86684-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_2a40738c-0554-47e8-9022-bf98f95426f3.png?v=1776329902</image:loc>
      <image:title>TDS Standard, 2 ppm NaCl - 8668.4-16</image:title>
      <image:caption>TDS Standard, 2 ppm NaCl - 8668.4-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/thiocyanate-standard-10-ppm-scn-8394-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_922c4180-aa8d-40e2-a799-4322df24fd33.png?v=1776329899</image:loc>
      <image:title>Thiocyanate Standard, 10 ppm SCN? - 8394-16</image:title>
      <image:caption>Thiocyanate Standard, 10 ppm SCN? - 8394-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-500-normal-8325-5pt</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_fc06579c-1b74-419f-8f39-7f5a1c9b42b5.png?v=1776329900</image:loc>
      <image:title>Sulfuric Acid, 5.00 Normal - 8325-5PT</image:title>
      <image:caption>Sulfuric Acid, 5.00 Normal - 8325-5PT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/thymol-blue-indicator-04-wv-8410-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_35d964f7-1e53-43be-b222-4d02232f51db.png?v=1776329899</image:loc>
      <image:title>Thymol Blue Indicator, 0.4% (w/v) - 8410-1</image:title>
      <image:caption>Thymol Blue Indicator, 0.4% (w/v) - 8410-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/thymol-blue-absorbance-standard-616-m-in-dilute-buffer-ph-80-r8399000-10f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_9ffdd54b-f664-4d40-9e4b-97e8cbfce0a6.png?v=1776329901</image:loc>
      <image:title>Thymol Blue Absorbance Standard, 61.6 µM in dilute buffer pH 8.0 - R8399000-10F</image:title>
      <image:caption>Thymol Blue Absorbance Standard, 61.6 µM in dilute buffer pH 8.0 - R8399000-10F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-250-normal-8315-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_f2e24381-82ab-4f5e-8836-0182b8086423.png?v=1776329902</image:loc>
      <image:title>Sulfuric Acid, 2.50 Normal - 8315-32</image:title>
      <image:caption>Sulfuric Acid, 2.50 Normal - 8315-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-400-normal-8322-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_57d4ef27-b5f5-4d9a-b085-98ce0b0854c0.png?v=1776329901</image:loc>
      <image:title>Sulfuric Acid, 4.00 Normal - 8322-5</image:title>
      <image:caption>Sulfuric Acid, 4.00 Normal - 8322-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/synthetic-fresh-water-very-soft-259-ppm-tds-as-fresh-water-ions-10-13-mgl-hardness-as-caco-8661-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_5dfbf7e2-8298-4940-8a4e-5fa711f2a6f2.png?v=1776329902</image:loc>
      <image:title>Synthetic Fresh Water, Very Soft 25.9 ppm TDS as Fresh Water Ions, 10 - 13 mg/L Hardness as CaCO? - 8661-1</image:title>
      <image:caption>Synthetic Fresh Water, Very Soft 25.9 ppm TDS as Fresh Water Ions, 10 - 13 mg/L Hardness as CaCO? - 8661-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-00179-normal-8198-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_ab3f6c4d-03c5-41e8-a006-17d850e043ff.png?v=1776329901</image:loc>
      <image:title>Sulfuric Acid, 0.0179 Normal - 8198-5</image:title>
      <image:caption>Sulfuric Acid, 0.0179 Normal - 8198-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tds442-solution-300-ppm-r8668200-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_6a4f9976-fc29-4e48-8055-f0e7e254fb7c.png?v=1776329900</image:loc>
      <image:title>TDS442 Solution, 300 ppm - R8668200-1A</image:title>
      <image:caption>TDS442 Solution, 300 ppm - R8668200-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/thiocyanate-standard-10-ppm-scn-8394-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120a_5ee2dbe2-f9c2-4b94-a22a-07288c5a0299.png?v=1776329902</image:loc>
      <image:title>Thiocyanate Standard, 10 ppm SCN? - 8394-4</image:title>
      <image:caption>Thiocyanate Standard, 10 ppm SCN? - 8394-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/total-suspended-solids-tss-standard-500-ppm-tss-gravimetric-dried-at-103-105c-86726-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_46836be1-5b66-4a64-86c2-23c93860a254.png?v=1776329904</image:loc>
      <image:title>Total Suspended Solids (TSS) Standard, 500 ppm TSS (Gravimetric, Dried at 103-105°C) - 8672.6-32</image:title>
      <image:caption>Total Suspended Solids (TSS) Standard, 500 ppm TSS (Gravimetric, Dried at 103-105°C) - 8672.6-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-400-normal-8322-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_f0012d64-cf0d-475a-b29b-b77899ea7683.png?v=1776329903</image:loc>
      <image:title>Sulfuric Acid, 4.00 Normal - 8322-32</image:title>
      <image:caption>Sulfuric Acid, 4.00 Normal - 8322-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-babcock-specific-gravity-1825-apha-for-fat-babcock-method-8192-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_81c0e205-bd29-4797-b2b8-3d669bc43f3d.png?v=1776329903</image:loc>
      <image:title>Sulfuric Acid, Babcock, specific gravity 1.825 APHA for Fat, Babcock Method - 8192-32</image:title>
      <image:caption>Sulfuric Acid, Babcock, specific gravity 1.825 APHA for Fat, Babcock Method - 8192-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-300-normal-8320-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_cd4681df-1a3e-4f8e-816a-d9a6b5be862b.png?v=1776329902</image:loc>
      <image:title>Sulfuric Acid, 3.00 Normal - 8320-32</image:title>
      <image:caption>Sulfuric Acid, 3.00 Normal - 8320-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/thymol-blue-indicator-004-wv-8400-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_5151602b-6e69-48bd-8a1e-2d4ce530c037.png?v=1776329901</image:loc>
      <image:title>Thymol Blue Indicator, 0.04% (w/v) - 8400-16</image:title>
      <image:caption>Thymol Blue Indicator, 0.04% (w/v) - 8400-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-00200-normal-n50-8200-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_72567b5c-3b34-40b5-8ee2-5454c576d6a3.png?v=1776329902</image:loc>
      <image:title>Sulfuric Acid, 0.0200 Normal (N/50) - 8200-5</image:title>
      <image:caption>Sulfuric Acid, 0.0200 Normal (N/50) - 8200-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/thymol-blue-indicator-004-wv-8400-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120a_bbfe9f67-1ad9-4717-9bac-16dcea818294.png?v=1776329905</image:loc>
      <image:title>Thymol Blue Indicator, 0.04% (w/v) - 8400-4</image:title>
      <image:caption>Thymol Blue Indicator, 0.04% (w/v) - 8400-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/trichloroacetic-acid-10-wv-8685-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1c_b44cab20-df2b-49e5-94f2-b92ab3024c4d.png?v=1776329903</image:loc>
      <image:title>Trichloroacetic Acid, 10% (w/v) - 8685-32</image:title>
      <image:caption>Trichloroacetic Acid, 10% (w/v) - 8685-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/trichloroacetic-acid-3-wv-8675-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_ad8430ae-86b5-40d0-a937-7f8c1ac30189.png?v=1776329905</image:loc>
      <image:title>Trichloroacetic Acid, 3% (w/v) - 8675-16</image:title>
      <image:caption>Trichloroacetic Acid, 3% (w/v) - 8675-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/thymol-blue-indicator-1-wv-r8415000-100a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_7a9af1d1-db45-4f20-858a-7188f3dd4552.png?v=1776329905</image:loc>
      <image:title>Thymol Blue Indicator, 1% (w/v) - R8415000-100A</image:title>
      <image:caption>Thymol Blue Indicator, 1% (w/v) - R8415000-100A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/trichloroacetic-acid-3-wv-8675-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120c_4f25b8cc-b800-47c0-928b-bfa367673093.png?v=1776329906</image:loc>
      <image:title>Trichloroacetic Acid, 3% (w/v) - 8675-4</image:title>
      <image:caption>Trichloroacetic Acid, 3% (w/v) - 8675-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/thioglycolic-acid-usp-reagent-grade-r8397000-100c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_866cebf1-c349-4b10-b132-e1b0701e5ffe.png?v=1776329902</image:loc>
      <image:title>Thioglycolic Acid, USP Reagent Grade - R8397000-100C</image:title>
      <image:caption>Thioglycolic Acid, USP Reagent Grade - R8397000-100C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/synthetic-fresh-water-hard-415-ppm-tds-as-fresh-water-ions-160-180-mgl-hardness-as-caco-8664-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_72f7da60-212e-4dd9-b06c-c4d82635fa95.png?v=1776329907</image:loc>
      <image:title>Synthetic Fresh Water, Hard 415 ppm TDS as Fresh Water Ions, 160 - 180 mg/L Hardness as CaCO? - 8664-1</image:title>
      <image:caption>Synthetic Fresh Water, Hard 415 ppm TDS as Fresh Water Ions, 160 - 180 mg/L Hardness as CaCO? - 8664-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-500-normal-8325-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_bda9c881-2126-419e-8587-f9bfbecfcb5f.png?v=1776329913</image:loc>
      <image:title>Sulfuric Acid, 5.00 Normal - 8325-5</image:title>
      <image:caption>Sulfuric Acid, 5.00 Normal - 8325-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/total-ionic-strength-adjustment-buffer-tisab-iv-with-tartrate-for-fluoride-analysis-using-ion-selective-electrodes-8673-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_beb55fed-fefe-408f-9042-33ea0de84d6c.png?v=1776329906</image:loc>
      <image:title>Total Ionic Strength Adjustment Buffer (TISAB IV), with Tartrate for Fluoride Analysis using Ion Selective Electrodes - 8673-16</image:title>
      <image:caption>Total Ionic Strength Adjustment Buffer (TISAB IV), with Tartrate for Fluoride Analysis using Ion Selective Electrodes - 8673-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-300-normal-8320-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_636d1514-b4ed-49d4-85e4-6a82883aea18.png?v=1776329904</image:loc>
      <image:title>Sulfuric Acid, 3.00 Normal - 8320-16</image:title>
      <image:caption>Sulfuric Acid, 3.00 Normal - 8320-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/total-ionic-strength-adjustment-buffer-tisab-iv-with-tartrate-for-fluoride-analysis-using-ion-selective-electrodes-8673-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_8eed0b09-ea09-48e0-ab50-8107f8bba5ae.png?v=1776329906</image:loc>
      <image:title>Total Ionic Strength Adjustment Buffer (TISAB IV), with Tartrate for Fluoride Analysis using Ion Selective Electrodes - 8673-5</image:title>
      <image:caption>Total Ionic Strength Adjustment Buffer (TISAB IV), with Tartrate for Fluoride Analysis using Ion Selective Electrodes - 8673-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-00100-normal-n100-8196-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_52dc427b-9194-4954-bd0e-c3ec81a3ab66.png?v=1776329908</image:loc>
      <image:title>Sulfuric Acid, 0.0100 Normal (N/100) - 8196-2.5</image:title>
      <image:caption>Sulfuric Acid, 0.0100 Normal (N/100) - 8196-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tds-standard-2000-ppm-nacl-86687-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_e3fc4e7b-63b3-4d39-8a35-50897626cf65.png?v=1776329906</image:loc>
      <image:title>TDS Standard, 2000 ppm NaCl - 8668.7-16</image:title>
      <image:caption>TDS Standard, 2000 ppm NaCl - 8668.7-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/total-ionic-strength-adjustment-buffer-tisab-ii-with-cdta-for-fluoride-analysis-using-ion-selective-electrodes-8670-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_421ec6df-3a39-4f12-8bed-2a9a921cb14c.png?v=1776329906</image:loc>
      <image:title>Total Ionic Strength Adjustment Buffer (TISAB II), with CDTA for Fluoride Analysis using Ion Selective Electrodes - 8670-1</image:title>
      <image:caption>Total Ionic Strength Adjustment Buffer (TISAB II), with CDTA for Fluoride Analysis using Ion Selective Electrodes - 8670-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/total-ionic-strength-adjustment-buffer-tisab-ii-with-cdta-for-fluoride-analysis-using-ion-selective-electrodes-8670-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_3d23ec4b-bb2c-48df-b2eb-ef1f9126d6c0.png?v=1776329908</image:loc>
      <image:title>Total Ionic Strength Adjustment Buffer (TISAB II), with CDTA for Fluoride Analysis using Ion Selective Electrodes - 8670-32</image:title>
      <image:caption>Total Ionic Strength Adjustment Buffer (TISAB II), with CDTA for Fluoride Analysis using Ion Selective Electrodes - 8670-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-500-ntu-formazin-r8819500-500c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_500c_4148c93a-f435-4173-8212-78d4801c9aa6.png?v=1776329907</image:loc>
      <image:title>Turbidity Standard, 500 NTU, Formazin - R8819500-500C</image:title>
      <image:caption>Turbidity Standard, 500 NTU, Formazin - R8819500-500C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-600-normal-8330-5pt</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_74023c70-2f71-4cc0-93ba-63cba4c6ad65.png?v=1776329910</image:loc>
      <image:title>Sulfuric Acid, 6.00 Normal - 8330-5PT</image:title>
      <image:caption>Sulfuric Acid, 6.00 Normal - 8330-5PT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/total-suspended-solids-tss-standard-200-ppm-tss-gravimetric-dried-at-103-105c-86725-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_ce557d37-216c-4336-bfd3-6ab99e9995de.png?v=1776329907</image:loc>
      <image:title>Total Suspended Solids (TSS) Standard, 200 ppm TSS (Gravimetric, Dried at 103-105°C) - 8672.5-16</image:title>
      <image:caption>Total Suspended Solids (TSS) Standard, 200 ppm TSS (Gravimetric, Dried at 103-105°C) - 8672.5-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/thioacetamide-solution-a-ep-for-heavy-metals-r8393500-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_1c_22dbb1fb-2737-41ba-80c2-705e7b75ceaf.png?v=1776329905</image:loc>
      <image:title>Thioacetamide Solution A, EP for Heavy Metals - R8393500-1C</image:title>
      <image:caption>Thioacetamide Solution A, EP for Heavy Metals - R8393500-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/total-ionic-strength-adjustment-buffer-tisab-ii-with-cdta-for-fluoride-analysis-using-ion-selective-electrodes-8670-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_f3f26e8a-316d-44c3-9a35-056e0530b574.png?v=1776329905</image:loc>
      <image:title>Total Ionic Strength Adjustment Buffer (TISAB II), with CDTA for Fluoride Analysis using Ion Selective Electrodes - 8670-16</image:title>
      <image:caption>Total Ionic Strength Adjustment Buffer (TISAB II), with CDTA for Fluoride Analysis using Ion Selective Electrodes - 8670-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-500-normal-8325-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_44fb5b8e-a7b3-4196-a3fb-5dfe6e0ef3c7.png?v=1776329908</image:loc>
      <image:title>Sulfuric Acid, 5.00 Normal - 8325-1</image:title>
      <image:caption>Sulfuric Acid, 5.00 Normal - 8325-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-stock-solution-2-10-wv-hexamine-8832-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120c_d16bbae2-874e-455c-8732-c94433fb15eb.png?v=1776329905</image:loc>
      <image:title>Turbidity Stock Solution 2, 10% (w/v) Hexamine - 8832-4</image:title>
      <image:caption>Turbidity Stock Solution 2, 10% (w/v) Hexamine - 8832-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tetrabutylammonium-hydrogen-sulfate-ph-48-buffer-hplc-mobile-phase-8384a-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_2fc5b55d-a452-47de-a650-ba6c734af921.png?v=1776329909</image:loc>
      <image:title>Tetrabutylammonium Hydrogen Sulfate, pH 4.8 Buffer, HPLC Mobile Phase - 8384.A-5</image:title>
      <image:caption>Tetrabutylammonium Hydrogen Sulfate, pH 4.8 Buffer, HPLC Mobile Phase - 8384.A-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/total-suspended-solids-tss-standard-20-ppm-tss-gravimetric-dried-at-103-105c-8671-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_1410ab8f-2a00-45fe-9988-2e47c82f7772.png?v=1776329907</image:loc>
      <image:title>Total Suspended Solids (TSS) Standard, 20 ppm TSS (Gravimetric, Dried at 103-105°C) - 8671-32</image:title>
      <image:caption>Total Suspended Solids (TSS) Standard, 20 ppm TSS (Gravimetric, Dried at 103-105°C) - 8671-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-400-normal-8322-55</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-55e_5a114907-730e-4ec2-8406-6c340e346770.png?v=1776329911</image:loc>
      <image:title>Sulfuric Acid, 4.00 Normal - 8322-55</image:title>
      <image:caption>Sulfuric Acid, 4.00 Normal - 8322-55</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/trichloroacetic-acid-5-wv-8680-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_dac78b64-7aef-4340-a338-0617a9528890.png?v=1776329909</image:loc>
      <image:title>Trichloroacetic Acid, 5% (w/v) - 8680-32</image:title>
      <image:caption>Trichloroacetic Acid, 5% (w/v) - 8680-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/thymol-blue-tsrs-01-wv-in-alcohol-8422-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_500a_35e0e15d-b2e9-4984-9538-887ade2bed67.png?v=1776329909</image:loc>
      <image:title>Thymol Blue TS/RS, 0.1% (w/v) in Alcohol - 8422-16</image:title>
      <image:caption>Thymol Blue TS/RS, 0.1% (w/v) in Alcohol - 8422-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-500-normal-8325-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_dffbe39a-edc6-46cc-9311-1eb9f474a3e0.png?v=1776329909</image:loc>
      <image:title>Sulfuric Acid, 5.00 Normal - 8325-16</image:title>
      <image:caption>Sulfuric Acid, 5.00 Normal - 8325-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-600-normal-8330-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_56018216-46f0-4d86-9d15-348dbb1d30aa.png?v=1776329910</image:loc>
      <image:title>Sulfuric Acid, 6.00 Normal - 8330-16</image:title>
      <image:caption>Sulfuric Acid, 6.00 Normal - 8330-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/thioacetamide-solution-b-ep-for-heavy-metals-part-b-r8393600-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_f7b21c86-8996-45f6-a32a-882eb418c83b.png?v=1776329910</image:loc>
      <image:title>Thioacetamide Solution B, EP for Heavy Metals (Part B) - R8393600-1A</image:title>
      <image:caption>Thioacetamide Solution B, EP for Heavy Metals (Part B) - R8393600-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/thiosulfate-standard-1000-ppm-so-8398-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_97320f0c-a7b9-4b62-945c-4d7e58e8d8d0.png?v=1776329910</image:loc>
      <image:title>Thiosulfate Standard, 1000 ppm S?O?²? - 8398-16</image:title>
      <image:caption>Thiosulfate Standard, 1000 ppm S?O?²? - 8398-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-600-normal-8330-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_89315400-60b1-46c1-a327-c3270ebd9f20.png?v=1776329912</image:loc>
      <image:title>Sulfuric Acid, 6.00 Normal - 8330-5</image:title>
      <image:caption>Sulfuric Acid, 6.00 Normal - 8330-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-stock-solution-2-10-wv-hexamine-8832-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_141099b1-19cd-461b-ae28-f58e5a956f4d.png?v=1776329910</image:loc>
      <image:title>Turbidity Stock Solution 2, 10% (w/v) Hexamine - 8832-16</image:title>
      <image:caption>Turbidity Stock Solution 2, 10% (w/v) Hexamine - 8832-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/total-alkalinity-indicator-r8667000-500c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_899566bf-cf9a-4fff-b32e-f91acd616a2c.png?v=1776329911</image:loc>
      <image:title>Total Alkalinity Indicator - R8667000-500C</image:title>
      <image:caption>Total Alkalinity Indicator - R8667000-500C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-primary-standard-stock-formazin-suspension-4000-ntu-8830-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_500c_01446c3c-6efe-42e5-9c08-1d973e9f00ea.png?v=1776329909</image:loc>
      <image:title>Turbidity Standard, Primary Standard Stock Formazin Suspension, 4000 NTU - 8830-16</image:title>
      <image:caption>Turbidity Standard, Primary Standard Stock Formazin Suspension, 4000 NTU - 8830-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/thymol-blue-indicator-004-wv-8400-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_d5f25b18-3f99-4c3a-aaa0-e21887788411.png?v=1776329911</image:loc>
      <image:title>Thymol Blue Indicator, 0.04% (w/v) - 8400-32</image:title>
      <image:caption>Thymol Blue Indicator, 0.04% (w/v) - 8400-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turk-blood-diluting-fluid-for-leukocyte-count-8850-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_e3550bc3-2d1b-4409-beca-d93010877907.png?v=1776329909</image:loc>
      <image:title>Turk Blood Diluting Fluid, for Leukocyte Count - 8850-32</image:title>
      <image:caption>Turk Blood Diluting Fluid, for Leukocyte Count - 8850-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/trichloroacetic-acid-80-wv-8693-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_120c_03009fc6-f2a0-483d-9362-cde5580636c3.png?v=1776329914</image:loc>
      <image:title>Trichloroacetic Acid, 80% (w/v) - 8693-4</image:title>
      <image:caption>Trichloroacetic Acid, 80% (w/v) - 8693-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-320-normal-8321-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_07ad5cc6-e9d7-481c-84da-73503d220cea.png?v=1776329910</image:loc>
      <image:title>Sulfuric Acid, 3.20 Normal - 8321-1</image:title>
      <image:caption>Sulfuric Acid, 3.20 Normal - 8321-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tween-20-005-aqueous-8860-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_6dea409f-25ff-4cc7-ba78-1c51ebe5307e.png?v=1776329909</image:loc>
      <image:title>Tween 20, 0.05% Aqueous - 8860-16</image:title>
      <image:caption>Tween 20, 0.05% Aqueous - 8860-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/thymolphthalein-35-wv-in-methanol-8471-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_120a_4420b283-a834-4ed6-8fc3-7386795dadb7.png?v=1776329910</image:loc>
      <image:title>Thymolphthalein, 3.5% (w/v) in Methanol - 8471-4</image:title>
      <image:caption>Thymolphthalein, 3.5% (w/v) in Methanol - 8471-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/thymol-blue-indicator-04-wv-8410-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_25a9f576-91a5-493f-8436-3b05cbe063f2.png?v=1776329913</image:loc>
      <image:title>Thymol Blue Indicator, 0.4% (w/v) - 8410-16</image:title>
      <image:caption>Thymol Blue Indicator, 0.4% (w/v) - 8410-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/universal-indicator-ph-2-10-8870-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_20f_cc6968c1-c264-477c-8db4-015d2ebb70bd.png?v=1776329910</image:loc>
      <image:title>Universal Indicator, pH 2 - 10 - 8870-5</image:title>
      <image:caption>Universal Indicator, pH 2 - 10 - 8870-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/thiocyanate-standard-1000-ppm-scn-8395-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120a_fb659c7e-8ab7-4d5a-b50e-ee24dc4232ef.png?v=1776329913</image:loc>
      <image:title>Thiocyanate Standard, 1000 ppm SCN? - 8395-4</image:title>
      <image:caption>Thiocyanate Standard, 1000 ppm SCN? - 8395-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-300-normal-8320-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_d45aed08-7a69-4a2f-ae6a-192338de6590.png?v=1776329911</image:loc>
      <image:title>Sulfuric Acid, 3.00 Normal - 8320-5</image:title>
      <image:caption>Sulfuric Acid, 3.00 Normal - 8320-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-500-normal-8325-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_adc6cd17-c184-462c-bf5c-e9c2fea612b5.png?v=1776329910</image:loc>
      <image:title>Sulfuric Acid, 5.00 Normal - 8325-32</image:title>
      <image:caption>Sulfuric Acid, 5.00 Normal - 8325-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-400-normal-8322-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_7fb08eef-f969-4be6-9a27-84993d263e8a.png?v=1776329913</image:loc>
      <image:title>Sulfuric Acid, 4.00 Normal - 8322-1</image:title>
      <image:caption>Sulfuric Acid, 4.00 Normal - 8322-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/thorium-nitrate-0100-normal-n10-r8430100-4c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_39682d83-394d-422b-913b-2525a7fcf703.png?v=1776329913</image:loc>
      <image:title>Thorium Nitrate, 0.100 Normal (N/10) - R8430100-4C</image:title>
      <image:caption>Thorium Nitrate, 0.100 Normal (N/10) - R8430100-4C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/thymol-blue-indicator-004-wv-in-alcohol-8421-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_500a_13df7e08-297c-4b93-b766-9892e17af7c0.png?v=1776329911</image:loc>
      <image:title>Thymol Blue Indicator, 0.04% (w/v) in Alcohol - 8421-16</image:title>
      <image:caption>Thymol Blue Indicator, 0.04% (w/v) in Alcohol - 8421-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-stock-solution-1-1-hydrazine-sulfate-8831-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_500c_09ac5325-369d-49b8-ad74-23039d3f5dab.png?v=1776329914</image:loc>
      <image:title>Turbidity Stock Solution 1, 1% Hydrazine Sulfate - 8831-16</image:title>
      <image:caption>Turbidity Stock Solution 1, 1% Hydrazine Sulfate - 8831-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/thymolphthalein-01-wv-in-methanol-8455-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1a_94975ad9-6a57-4683-a3e9-3c7d44a3d5c8.png?v=1776329913</image:loc>
      <image:title>Thymolphthalein, 0.1% (w/v) in Methanol - 8455-32</image:title>
      <image:caption>Thymolphthalein, 0.1% (w/v) in Methanol - 8455-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-stock-solution-1-1-hydrazine-sulfate-8831-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_120c_1f9b9506-480f-43d5-b7cc-84ca029cf5a3.png?v=1776329914</image:loc>
      <image:title>Turbidity Stock Solution 1, 1% Hydrazine Sulfate - 8831-4</image:title>
      <image:caption>Turbidity Stock Solution 1, 1% Hydrazine Sulfate - 8831-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/thiocyanate-standard-1000-ppm-scn-8395-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_3b65e98b-9d96-4e36-bcfb-c27d2d86cd24.png?v=1776329914</image:loc>
      <image:title>Thiocyanate Standard, 1000 ppm SCN? - 8395-16</image:title>
      <image:caption>Thiocyanate Standard, 1000 ppm SCN? - 8395-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/thymolphthalein-indicator-10-wv-in-isopropyl-alcohol-r8472000-120a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_120a_2bb666d9-153a-49ce-a5d0-42f7279a1840.png?v=1776329914</image:loc>
      <image:title>Thymolphthalein Indicator, 10 % (w/v) in Isopropyl Alcohol - R8472000-120A</image:title>
      <image:caption>Thymolphthalein Indicator, 10 % (w/v) in Isopropyl Alcohol - R8472000-120A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-700-normal-8331-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_10f_952faa3f-8d05-42f0-8e0a-2bb24317e282.png?v=1776329914</image:loc>
      <image:title>Sulfuric Acid, 7.00 Normal - 8331-2.5</image:title>
      <image:caption>Sulfuric Acid, 7.00 Normal - 8331-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/trichloroacetic-acid-50-wv-8691-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500c_895705bf-7761-4d5c-a0f6-270e5a2c29b2.png?v=1776329915</image:loc>
      <image:title>Trichloroacetic Acid, 50% (w/v) - 8691-16</image:title>
      <image:caption>Trichloroacetic Acid, 50% (w/v) - 8691-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/trichloroacetic-acid-5-wv-8680-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_6d9ee4fa-3c76-4070-813d-6899c491bcb5.png?v=1776329916</image:loc>
      <image:title>Trichloroacetic Acid, 5% (w/v) - 8680-16</image:title>
      <image:caption>Trichloroacetic Acid, 5% (w/v) - 8680-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/synthetic-fresh-water-hard-415-ppm-tds-as-fresh-water-ions-160-180-mgl-hardness-as-caco-8664-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_73c5a2f9-3c87-47c1-b0d8-d255ba03476b.png?v=1776329913</image:loc>
      <image:title>Synthetic Fresh Water, Hard 415 ppm TDS as Fresh Water Ions, 160 - 180 mg/L Hardness as CaCO? - 8664-32</image:title>
      <image:caption>Synthetic Fresh Water, Hard 415 ppm TDS as Fresh Water Ions, 160 - 180 mg/L Hardness as CaCO? - 8664-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/thymolphthalein-tsrs-01-wv-in-alcohol-8460-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_500a_668faca9-6c36-4294-95c1-c815739e427a.png?v=1776329916</image:loc>
      <image:title>Thymolphthalein TS/RS, 0.1% (w/v) in Alcohol - 8460-16</image:title>
      <image:caption>Thymolphthalein TS/RS, 0.1% (w/v) in Alcohol - 8460-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/trichloroacetic-acid-10-wv-8685-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4c_734eca22-748e-40ec-854e-3fd74fb4b792.png?v=1776329919</image:loc>
      <image:title>Trichloroacetic Acid, 10% (w/v) - 8685-1</image:title>
      <image:caption>Trichloroacetic Acid, 10% (w/v) - 8685-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/trichloroacetic-acid-33-wv-86883-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4c_34a31d96-0501-4e92-9ebd-873fe3077aca.png?v=1776329917</image:loc>
      <image:title>Trichloroacetic Acid, 33% (w/v) - 8688.3-1</image:title>
      <image:caption>Trichloroacetic Acid, 33% (w/v) - 8688.3-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-600-normal-8330-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_afbcbd3b-390c-4ed9-ab5f-58d1c954552c.png?v=1776329916</image:loc>
      <image:title>Sulfuric Acid, 6.00 Normal - 8330-32</image:title>
      <image:caption>Sulfuric Acid, 6.00 Normal - 8330-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turk-blood-diluting-fluid-for-leukocyte-count-8850-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_4fd7cd04-e772-471e-81cb-652ea95c839c.png?v=1776329916</image:loc>
      <image:title>Turk Blood Diluting Fluid, for Leukocyte Count - 8850-16</image:title>
      <image:caption>Turk Blood Diluting Fluid, for Leukocyte Count - 8850-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/thioacetamide-025-wv-8393-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_500a_5fae224f-9233-45f6-a534-05309635822c.png?v=1776329917</image:loc>
      <image:title>Thioacetamide, 0.25% (w/v) - 8393-16</image:title>
      <image:caption>Thioacetamide, 0.25% (w/v) - 8393-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/universal-indicator-bogens-alcoholic-8875-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_4c_c3a1d709-87f8-45a8-9bf4-4a94a9f37a82.png?v=1776329915</image:loc>
      <image:title>Universal Indicator, Bogens, Alcoholic - 8875-1</image:title>
      <image:caption>Universal Indicator, Bogens, Alcoholic - 8875-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/thymol-blue-indicator-04-wv-8410-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120a_6aca3e57-b76f-4171-ae44-34fd379879f7.png?v=1776329917</image:loc>
      <image:title>Thymol Blue Indicator, 0.4% (w/v) - 8410-4</image:title>
      <image:caption>Thymol Blue Indicator, 0.4% (w/v) - 8410-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/trichloroacetic-acid-33-wv-86883-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500c_35c77343-9864-4085-81e3-8b9030e0b435.png?v=1776329914</image:loc>
      <image:title>Trichloroacetic Acid, 33% (w/v) - 8688.3-16</image:title>
      <image:caption>Trichloroacetic Acid, 33% (w/v) - 8688.3-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zinc-acetate-solution-100-gl-9440-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_54b7b84d-882e-4d0f-8c2f-5977f99c1c4d.png?v=1776329916</image:loc>
      <image:title>Zinc Acetate Solution, 100 g/L - 9440-32</image:title>
      <image:caption>Zinc Acetate Solution, 100 g/L - 9440-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/trichloroacetic-acid-5-wv-8680-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120c_4e03d052-e4b9-4d25-8ba9-2e05b71bc1f0.png?v=1776329916</image:loc>
      <image:title>Trichloroacetic Acid, 5% (w/v) - 8680-4</image:title>
      <image:caption>Trichloroacetic Acid, 5% (w/v) - 8680-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/thymolphthalein-tsrs-01-wv-in-alcohol-8460-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_120a_a5a4cc9e-0130-4d97-906d-0ffa1724f663.png?v=1776329915</image:loc>
      <image:title>Thymolphthalein TS/RS, 0.1% (w/v) in Alcohol - 8460-4</image:title>
      <image:caption>Thymolphthalein TS/RS, 0.1% (w/v) in Alcohol - 8460-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/universal-indicator-ph-2-10-8870-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1c_d8ed441a-f71f-433e-86cd-33525ac8251e.png?v=1776329914</image:loc>
      <image:title>Universal Indicator, pH 2 - 10 - 8870-32</image:title>
      <image:caption>Universal Indicator, pH 2 - 10 - 8870-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/trichloroacetic-acid-30-wv-8688-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500c_b3db70a4-8a74-4f0d-952e-37d7d12dc372.png?v=1776329918</image:loc>
      <image:title>Trichloroacetic Acid, 30% (w/v) - 8688-16</image:title>
      <image:caption>Trichloroacetic Acid, 30% (w/v) - 8688-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/thymol-blue-indicator-004-wv-in-alcohol-8421-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_120a_a7cc7dfc-d33d-4864-bf5b-129f575fbc55.png?v=1776329921</image:loc>
      <image:title>Thymol Blue Indicator, 0.04% (w/v) in Alcohol - 8421-4</image:title>
      <image:caption>Thymol Blue Indicator, 0.04% (w/v) in Alcohol - 8421-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/trichloroacetic-acid-20-wv-8687-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1c_9ce05a83-673b-4212-9f0e-967702c27379.png?v=1776329919</image:loc>
      <image:title>Trichloroacetic Acid, 20% (w/v) - 8687-32</image:title>
      <image:caption>Trichloroacetic Acid, 20% (w/v) - 8687-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/thymolphthalein-indicator-005-wv-in-90-vv-alcohol-8450-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_500a_b5b37945-8a18-413b-b24f-9044a1b2f034.png?v=1776329919</image:loc>
      <image:title>Thymolphthalein Indicator, 0.05% (w/v) in 90% (v/v) Alcohol - 8450-16</image:title>
      <image:caption>Thymolphthalein Indicator, 0.05% (w/v) in 90% (v/v) Alcohol - 8450-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/thorium-nitrate-0100-normal-n10-r8430100-500c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_4d8d3391-dd7a-4620-b907-22ba5998a304.png?v=1776329919</image:loc>
      <image:title>Thorium Nitrate, 0.100 Normal (N/10) - R8430100-500C</image:title>
      <image:caption>Thorium Nitrate, 0.100 Normal (N/10) - R8430100-500C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/trichloroacetic-acid-70-wv-86915-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_120c_edb61347-eaef-4181-ae6e-4347ac05eb20.png?v=1776329920</image:loc>
      <image:title>Trichloroacetic Acid, 70% (w/v) - 8691.5-4</image:title>
      <image:caption>Trichloroacetic Acid, 70% (w/v) - 8691.5-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/thymol-blue-tsrs-01-wv-in-alcohol-8422-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_120a_7ff0fd59-6bfd-4f0a-ac38-2bfd75b59713.png?v=1776329917</image:loc>
      <image:title>Thymol Blue TS/RS, 0.1% (w/v) in Alcohol - 8422-4</image:title>
      <image:caption>Thymol Blue TS/RS, 0.1% (w/v) in Alcohol - 8422-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/thiocyanate-standard-10-ppm-scn-8394-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_fe9675da-c6bf-47bc-b86f-336f577def2c.png?v=1776329916</image:loc>
      <image:title>Thiocyanate Standard, 10 ppm SCN? - 8394-32</image:title>
      <image:caption>Thiocyanate Standard, 10 ppm SCN? - 8394-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-1000-ntu-formazin-8825-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_500c_7ad80faf-b049-4a89-ae4a-1d11d71d8cb6.png?v=1776329917</image:loc>
      <image:title>Turbidity Standard, 1000 NTU, Formazin - 8825-16</image:title>
      <image:caption>Turbidity Standard, 1000 NTU, Formazin - 8825-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/titration-solvent-for-neutralization-number-of-petroleum-products-8620-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_55260a55-8402-41d2-a73a-df89188b21c1.png?v=1776329916</image:loc>
      <image:title>Titration Solvent, for Neutralization Number of Petroleum Products - 8620-5</image:title>
      <image:caption>Titration Solvent, for Neutralization Number of Petroleum Products - 8620-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/ph-test-strips-45-100-100box-8882-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/R8882000-Each_a3fa59a7-18bd-4aa9-9119-5ebd81c075c0.jpg?v=1776329917</image:loc>
      <image:title>pH Test Strips, 4.5 - 10.0, 100/box - 8882-1</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/thymol-blue-008-wv-in-methanol-84208-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_120a_cb5bb7a3-1d0c-4ecf-be18-58286f92a80d.png?v=1776329920</image:loc>
      <image:title>Thymol Blue, 0.08% (w/v) in Methanol - 8420.8-4</image:title>
      <image:caption>Thymol Blue, 0.08% (w/v) in Methanol - 8420.8-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/trichloroacetic-acid-5-wv-8680-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_4e86fede-319d-47a8-a92b-62841296666d.png?v=1776329916</image:loc>
      <image:title>Trichloroacetic Acid, 5% (w/v) - 8680-5</image:title>
      <image:caption>Trichloroacetic Acid, 5% (w/v) - 8680-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zinc-acetate-0100-molar-m10-9449-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_c353f91a-64ba-4c36-a2ac-605d1a486ec4.png?v=1776329921</image:loc>
      <image:title>Zinc Acetate, 0.100 Molar (M/10) - 9449-1</image:title>
      <image:caption>Zinc Acetate, 0.100 Molar (M/10) - 9449-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/total-ionic-strength-adjustment-buffer-tisab-iv-with-tartrate-for-fluoride-analysis-using-ion-selective-electrodes-8673-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_39a5db54-2d16-41a3-9449-7e2c6359e356.png?v=1776329918</image:loc>
      <image:title>Total Ionic Strength Adjustment Buffer (TISAB IV), with Tartrate for Fluoride Analysis using Ion Selective Electrodes - 8673-32</image:title>
      <image:caption>Total Ionic Strength Adjustment Buffer (TISAB IV), with Tartrate for Fluoride Analysis using Ion Selective Electrodes - 8673-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/triethanolamine-25-vv-r8695250-500c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_f5634b72-9b9b-4ebc-b6b3-35338ba0aa0d.png?v=1776329919</image:loc>
      <image:title>Triethanolamine, 25% (v/v) - R8695250-500C</image:title>
      <image:caption>Triethanolamine, 25% (v/v) - R8695250-500C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-primary-standard-stock-formazin-suspension-4000-ntu-8830-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_4c_282bfa8f-a9e9-45e4-8238-e116be0d0b3f.png?v=1776329920</image:loc>
      <image:title>Turbidity Standard, Primary Standard Stock Formazin Suspension, 4000 NTU - 8830-1</image:title>
      <image:caption>Turbidity Standard, Primary Standard Stock Formazin Suspension, 4000 NTU - 8830-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/thymolphthalein-indicator-005-wv-in-90-vv-alcohol-8450-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_120a_8e3a7ef7-57df-4676-8d50-914fbb5266d7.png?v=1776329916</image:loc>
      <image:title>Thymolphthalein Indicator, 0.05% (w/v) in 90% (v/v) Alcohol - 8450-4</image:title>
      <image:caption>Thymolphthalein Indicator, 0.05% (w/v) in 90% (v/v) Alcohol - 8450-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zinc-acetate-2-normal-220-g-870-ml-water-9450-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120a_9c2e38e6-d394-426a-acc7-9de920231759.png?v=1776329918</image:loc>
      <image:title>Zinc Acetate, 2 Normal (220 g + 870 mL Water) - 9450-4</image:title>
      <image:caption>Zinc Acetate, 2 Normal (220 g + 870 mL Water) - 9450-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/ph-test-strips-0-6-100box-8881-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/R8881000-Each_50948aa3-9fbb-4c8a-8ed6-6613931a9ff1.jpg?v=1776329925</image:loc>
      <image:title>pH Test Strips, 0 - 6, 100/box - 8881-1</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-400-normal-8322-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_b5bab8f7-5c5a-48e8-9727-e9e5adeffa57.png?v=1776329920</image:loc>
      <image:title>Sulfuric Acid, 4.00 Normal - 8322-16</image:title>
      <image:caption>Sulfuric Acid, 4.00 Normal - 8322-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/universal-indicator-ph-2-10-8870-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_500c_0635552b-2606-4125-a5c4-8f11c52702ae.png?v=1776329921</image:loc>
      <image:title>Universal Indicator, pH 2 - 10 - 8870-16</image:title>
      <image:caption>Universal Indicator, pH 2 - 10 - 8870-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/total-ionic-strength-adjustment-buffer-tisab-iv-with-tartrate-for-fluoride-analysis-using-ion-selective-electrodes-8673-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_5aa42dc6-89ea-46df-979d-47e28e6906ef.png?v=1776329918</image:loc>
      <image:title>Total Ionic Strength Adjustment Buffer (TISAB IV), with Tartrate for Fluoride Analysis using Ion Selective Electrodes - 8673-1</image:title>
      <image:caption>Total Ionic Strength Adjustment Buffer (TISAB IV), with Tartrate for Fluoride Analysis using Ion Selective Electrodes - 8673-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/urea-10-wv-r8936000-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_0635f0a7-43ef-423c-bd3d-3ac8694e09da.png?v=1776329920</image:loc>
      <image:title>Urea, 10 % (w/v) - R8936000-1A</image:title>
      <image:caption>Urea, 10 % (w/v) - R8936000-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tin-aa-standard-50-ppm-sn-in-3-hcl-r8493000-500n</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_904e9c14-fa0b-4275-8c8d-7b614bd59534.png?v=1776329920</image:loc>
      <image:title>Tin AA Standard, 50 ppm Sn in 3% HCl - R8493000-500N</image:title>
      <image:caption>Tin AA Standard, 50 ppm Sn in 3% HCl - R8493000-500N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/trichloroacetic-acid-90-wv-8694-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_120c_233f9b45-8120-4e81-840f-2eac75ccda6f.png?v=1776329926</image:loc>
      <image:title>Trichloroacetic Acid, 90% (w/v) - 8694-4</image:title>
      <image:caption>Trichloroacetic Acid, 90% (w/v) - 8694-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/trichloroacetic-acid-20-wv-8687-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500c_a1557c9e-5d7b-47a8-9773-60231a3f7020.png?v=1776329919</image:loc>
      <image:title>Trichloroacetic Acid, 20% (w/v) - 8687-16</image:title>
      <image:caption>Trichloroacetic Acid, 20% (w/v) - 8687-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/trichloroacetic-acid-15-wv-86865-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4c_717abd41-cdf3-4424-82ed-35900c2d9fa8.png?v=1776329920</image:loc>
      <image:title>Trichloroacetic Acid, 15% (w/v) - 8686.5-1</image:title>
      <image:caption>Trichloroacetic Acid, 15% (w/v) - 8686.5-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/universal-indicator-bogens-alcoholic-8875-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1c_70a71ec6-1910-4537-ab5b-2c57be8deb6f.png?v=1776329921</image:loc>
      <image:title>Universal Indicator, Bogens, Alcoholic - 8875-32</image:title>
      <image:caption>Universal Indicator, Bogens, Alcoholic - 8875-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/universal-indicator-bogens-alcoholic-8875-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_500c_a2422839-5901-40c1-9ddc-19cef1f87b56.png?v=1776329921</image:loc>
      <image:title>Universal Indicator, Bogens, Alcoholic - 8875-16</image:title>
      <image:caption>Universal Indicator, Bogens, Alcoholic - 8875-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/trichloroacetic-acid-3-wv-8675-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_50732042-0fcd-42f4-ae98-19d6516c92ae.png?v=1776329921</image:loc>
      <image:title>Trichloroacetic Acid, 3% (w/v) - 8675-32</image:title>
      <image:caption>Trichloroacetic Acid, 3% (w/v) - 8675-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/o-tolidine-1-wv-in-methanol-r8639000-500c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_500c_c62fe542-82e9-40b8-ae82-7639a1c492f0.png?v=1776329923</image:loc>
      <image:title>o-Tolidine, 1% (w/v) in Methanol - R8639000-500C</image:title>
      <image:caption>o-Tolidine, 1% (w/v) in Methanol - R8639000-500C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-primary-standard-stock-formazin-suspension-4000-ntu-8830-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_1c_4ce1dc87-172d-4d89-b26c-59522e55080c.png?v=1776329924</image:loc>
      <image:title>Turbidity Standard, Primary Standard Stock Formazin Suspension, 4000 NTU - 8830-32</image:title>
      <image:caption>Turbidity Standard, Primary Standard Stock Formazin Suspension, 4000 NTU - 8830-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/universal-indicator-ph-2-10-8870-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_120c_d7ff7c79-cc70-4d00-887d-a7e67c5db65d.png?v=1776329925</image:loc>
      <image:title>Universal Indicator, pH 2 - 10 - 8870-4</image:title>
      <image:caption>Universal Indicator, pH 2 - 10 - 8870-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/triethanolamine-50-vv-r8695900-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_dd21ac17-0618-4a93-b45d-c47d324ce154.png?v=1776329921</image:loc>
      <image:title>Triethanolamine, 50% (v/v) - R8695900-1C</image:title>
      <image:caption>Triethanolamine, 50% (v/v) - R8695900-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/trichloroacetic-acid-5-wv-8680-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_28da547e-0f66-4858-bfae-9483028c3cc2.png?v=1776329920</image:loc>
      <image:title>Trichloroacetic Acid, 5% (w/v) - 8680-1</image:title>
      <image:caption>Trichloroacetic Acid, 5% (w/v) - 8680-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/trichloroacetic-acid-33-wv-86883-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1c_392c6e00-03cc-4d5e-9f90-eb54bc046c83.png?v=1776329921</image:loc>
      <image:title>Trichloroacetic Acid, 33% (w/v) - 8688.3-32</image:title>
      <image:caption>Trichloroacetic Acid, 33% (w/v) - 8688.3-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/ph-test-strips-0-14-100box-8880-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/pHTestStrip_f9099ee9-236f-4026-8fa9-fdf00a49c39b.jpg?v=1776329919</image:loc>
      <image:title>pH Test Strips, 0 - 14, 100/box - 8880-1</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/universal-indicator-bogens-alcoholic-8875-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_120c_1a5cb8ed-3a9e-4e7c-8ba3-0daf1e30bde1.png?v=1776329922</image:loc>
      <image:title>Universal Indicator, Bogens, Alcoholic - 8875-4</image:title>
      <image:caption>Universal Indicator, Bogens, Alcoholic - 8875-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/titration-solvent-for-neutralization-number-of-petroleum-products-8620-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_4c_92835a6a-3c56-4459-aaef-dce0af9c0faa.png?v=1776329925</image:loc>
      <image:title>Titration Solvent, for Neutralization Number of Petroleum Products - 8620-1</image:title>
      <image:caption>Titration Solvent, for Neutralization Number of Petroleum Products - 8620-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/trichloroacetic-acid-10-wv-8685-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_120c_ac95a176-68e1-4168-a61d-5ff011215f11.png?v=1776329923</image:loc>
      <image:title>Trichloroacetic Acid, 10% (w/v) - 8685-4</image:title>
      <image:caption>Trichloroacetic Acid, 10% (w/v) - 8685-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/vanadate-molybdate-reagent-for-phosphorus-analysis-8980-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_d835c2e8-0e87-4d13-ba56-0fc9193d7edc.png?v=1776329922</image:loc>
      <image:title>Vanadate-Molybdate Reagent, for Phosphorus Analysis - 8980-5</image:title>
      <image:caption>Vanadate-Molybdate Reagent, for Phosphorus Analysis - 8980-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/trichloroacetic-acid-24-wv-86874-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500c_ae5ab96f-43fb-4a06-a6a0-a9f656b41db3.png?v=1776329926</image:loc>
      <image:title>Trichloroacetic Acid, 24% (w/v) - 8687.4-16</image:title>
      <image:caption>Trichloroacetic Acid, 24% (w/v) - 8687.4-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/trichloroacetic-acid-80-wv-8693-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500c_53881c81-b64f-4413-bbab-105329726109.png?v=1776329923</image:loc>
      <image:title>Trichloroacetic Acid, 80% (w/v) - 8693-16</image:title>
      <image:caption>Trichloroacetic Acid, 80% (w/v) - 8693-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/vanado-molybdate-reagent-aoac-8985-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_ad9f0a22-fc5e-4582-9f8d-7751c534ac11.png?v=1776329926</image:loc>
      <image:title>Vanado - Molybdate Reagent, AOAC - 8985-32</image:title>
      <image:caption>Vanado - Molybdate Reagent, AOAC - 8985-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zinc-01-moll-r9448500-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_4343b061-d38d-492a-9723-7e1510e00f7f.png?v=1776329926</image:loc>
      <image:title>Zinc, 0.1 mol/L - R9448500-500A</image:title>
      <image:caption>Zinc, 0.1 mol/L - R9448500-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-600-normal-8330-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_3476a591-058c-4bcf-9579-b0370e9e09e1.png?v=1776329924</image:loc>
      <image:title>Sulfuric Acid, 6.00 Normal - 8330-1</image:title>
      <image:caption>Sulfuric Acid, 6.00 Normal - 8330-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tin-aa-standard-100-ppm-sn-in-3-hcl-r8494000-500n</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_ab694987-cbf5-42e3-9c21-34a8b3d855e6.png?v=1776329926</image:loc>
      <image:title>Tin AA Standard, 100 ppm Sn in 3% HCl - R8494000-500N</image:title>
      <image:caption>Tin AA Standard, 100 ppm Sn in 3% HCl - R8494000-500N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/trichloroacetic-acid-625-wv-r8681000-120c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_120c_b0c3b7b1-e294-4621-881b-b67027f0178a.png?v=1776329923</image:loc>
      <image:title>Trichloroacetic Acid, 6.25% (w/v) - R8681000-120C</image:title>
      <image:caption>Trichloroacetic Acid, 6.25% (w/v) - R8681000-120C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zinc-acetate-2-normal-220-g-870-ml-water-9450-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_7984e9aa-8d48-4b16-8c9d-00b3610d4127.png?v=1776329922</image:loc>
      <image:title>Zinc Acetate, 2 Normal (220 g + 870 mL Water) - 9450-32</image:title>
      <image:caption>Zinc Acetate, 2 Normal (220 g + 870 mL Water) - 9450-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/thorium-nitrate-0100-normal-n10-r8430100-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_54a809f0-a9a7-433e-a565-95bcf0fa8ac8.png?v=1776329925</image:loc>
      <image:title>Thorium Nitrate, 0.100 Normal (N/10) - R8430100-1C</image:title>
      <image:caption>Thorium Nitrate, 0.100 Normal (N/10) - R8430100-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zinc-ammonium-chloride-9470-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_0e700ae4-ae8b-4948-b376-4631812572f4.png?v=1776329923</image:loc>
      <image:title>Zinc (Ammonium) Chloride - 9470-1</image:title>
      <image:caption>Zinc (Ammonium) Chloride - 9470-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-primary-standard-stock-formazin-suspension-4000-ntu-8830-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_120c_7c4ce104-6f21-490c-81cb-493eae68f6e0.png?v=1776329924</image:loc>
      <image:title>Turbidity Standard, Primary Standard Stock Formazin Suspension, 4000 NTU - 8830-4</image:title>
      <image:caption>Turbidity Standard, Primary Standard Stock Formazin Suspension, 4000 NTU - 8830-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/vanado-molybdate-reagent-aoac-8985-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_86fcfa13-5623-4ceb-87f7-a6ec23a735f1.png?v=1776329929</image:loc>
      <image:title>Vanado - Molybdate Reagent, AOAC - 8985-1</image:title>
      <image:caption>Vanado - Molybdate Reagent, AOAC - 8985-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/toluidine-blue-penetrant-solution-for-astm-f1929-r8656000-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_97b446c8-0095-476c-88c6-d7a12c1a2615.png?v=1776329928</image:loc>
      <image:title>Toluidine Blue Penetrant Solution for ASTM F1929 - R8656000-500A</image:title>
      <image:caption>Toluidine Blue Penetrant Solution for ASTM F1929 - R8656000-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/titration-solvent-for-neutralization-number-of-petroleum-products-8620-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1c_70530f7b-cc8c-4751-ab64-b0e978d1c2d0.png?v=1776329926</image:loc>
      <image:title>Titration Solvent, for Neutralization Number of Petroleum Products - 8620-32</image:title>
      <image:caption>Titration Solvent, for Neutralization Number of Petroleum Products - 8620-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/toluidine-blue-stain-1-wv-8654-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_e264c804-b060-44f3-9eca-b37da2771f25.png?v=1776329923</image:loc>
      <image:title>Toluidine Blue Stain, 1% (w/v) - 8654-32</image:title>
      <image:caption>Toluidine Blue Stain, 1% (w/v) - 8654-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zinc-chloride-00200-molar-m50-r9468000-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_6356aeb7-8349-4e02-910f-8b60670d0ce4.png?v=1776329926</image:loc>
      <image:title>Zinc Chloride, 0.0200 Molar (M/50) - R9468000-20F</image:title>
      <image:caption>Zinc Chloride, 0.0200 Molar (M/50) - R9468000-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/thymol-blue-indicator-004-wv-in-alcohol-8421-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1a_136e1df2-8c63-4e98-90cf-8152a249bd64.png?v=1776329923</image:loc>
      <image:title>Thymol Blue Indicator, 0.04% (w/v) in Alcohol - 8421-32</image:title>
      <image:caption>Thymol Blue Indicator, 0.04% (w/v) in Alcohol - 8421-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/titration-solvent-with-chloroform-astm-d-4739-8622-55</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_cc4854fd-5cc5-4689-9e4f-0ee395719d12.png?v=1776329924</image:loc>
      <image:title>Titration Solvent with Chloroform, ASTM D 4739 - 8622-55</image:title>
      <image:caption>Titration Solvent with Chloroform, ASTM D 4739 - 8622-55</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zinc-acetate-2-normal-220-g-870-ml-water-9450-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_007de98d-08f6-46ba-ba6c-15f3ebb975de.png?v=1776329923</image:loc>
      <image:title>Zinc Acetate, 2 Normal (220 g + 870 mL Water) - 9450-16</image:title>
      <image:caption>Zinc Acetate, 2 Normal (220 g + 870 mL Water) - 9450-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/triethanolamine-20-wv-r8695200-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_57b56bc4-0a01-4f10-8b08-c817ff6fcc33.png?v=1776329925</image:loc>
      <image:title>Triethanolamine, 20% (w/v) - R8695200-1C</image:title>
      <image:caption>Triethanolamine, 20% (w/v) - R8695200-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/trichloroacetic-acid-33-wv-86883-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_120c_51c4a055-c232-43a8-ae47-72b4a68e40fc.png?v=1776329927</image:loc>
      <image:title>Trichloroacetic Acid, 33% (w/v) - 8688.3-4</image:title>
      <image:caption>Trichloroacetic Acid, 33% (w/v) - 8688.3-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/o-tolidine-reagent-0135-wv-in-15-vv-hydrochloric-acid-8640-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_6bce38c8-ebf1-4be3-ad1d-1f823b6c918b.png?v=1776329925</image:loc>
      <image:title>o-Tolidine Reagent, 0.135% (w/v) in 15% (v/v) Hydrochloric Acid - 8640-5</image:title>
      <image:caption>o-Tolidine Reagent, 0.135% (w/v) in 15% (v/v) Hydrochloric Acid - 8640-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/universal-indicator-ph-2-10-8870-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_4c_ddde469c-2ccc-48dc-902b-8c04b5bd9aa9.png?v=1776329926</image:loc>
      <image:title>Universal Indicator, pH 2 - 10 - 8870-1</image:title>
      <image:caption>Universal Indicator, pH 2 - 10 - 8870-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zinc-acetate-solution-100-gl-9440-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_b1c8fd1b-f077-4c19-8b3d-6ef16dbd8497.png?v=1776329926</image:loc>
      <image:title>Zinc Acetate Solution, 100 g/L - 9440-16</image:title>
      <image:caption>Zinc Acetate Solution, 100 g/L - 9440-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zinc-standard-10000-ppm-zn-9505-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_120a_a21e02c6-8864-48c2-8392-5228b2ce0712.png?v=1776329926</image:loc>
      <image:title>Zinc Standard, 10,000 ppm Zn - 9505-4</image:title>
      <image:caption>Zinc Standard, 10,000 ppm Zn - 9505-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/triton-x-100-1-wv-r8698100-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_e43e22b2-85f3-4f11-9908-1afabf4b2ac8.png?v=1776329928</image:loc>
      <image:title>Triton X-100, 1% (w/v) - R8698100-500A</image:title>
      <image:caption>Triton X-100, 1% (w/v) - R8698100-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zinc-standard-1-ppm-zn-r9494010-500n</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_6a0f0d41-0227-4e76-a2b0-fdd0a87cbca6.png?v=1776329930</image:loc>
      <image:title>Zinc Standard, 1 ppm Zn - R9494010-500N</image:title>
      <image:caption>Zinc Standard, 1 ppm Zn - R9494010-500N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/trichloroacetic-acid-10-wv-8685-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500c_5b39e132-d5c8-4548-82dd-1d957e050dd1.png?v=1776329932</image:loc>
      <image:title>Trichloroacetic Acid, 10% (w/v) - 8685-16</image:title>
      <image:caption>Trichloroacetic Acid, 10% (w/v) - 8685-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/titration-solvent-with-chloroform-astm-d-4739-8622-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_4c_8784fb47-310d-48bc-8adf-e3be1e4e7063.png?v=1776329925</image:loc>
      <image:title>Titration Solvent with Chloroform, ASTM D 4739 - 8622-1</image:title>
      <image:caption>Titration Solvent with Chloroform, ASTM D 4739 - 8622-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/triethanolamine-20-wv-r8695200-500c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_cf6c86b0-e4e1-42a5-a518-ea175853d2cb.png?v=1776329928</image:loc>
      <image:title>Triethanolamine, 20% (w/v) - R8695200-500C</image:title>
      <image:caption>Triethanolamine, 20% (w/v) - R8695200-500C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/ph-test-strips-7-14-100box-8883-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/R8883000-Each_c1148aa5-dceb-493d-874c-353ae4a390c9.jpg?v=1776329927</image:loc>
      <image:title>pH Test Strips, 7 - 14, 100/box - 8883-1</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/o-tolidine-reagent-0135-wv-in-15-vv-hydrochloric-acid-8640-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1c_b0808e39-1bac-4ad7-b6ba-babb1d4687fc.png?v=1776329928</image:loc>
      <image:title>o-Tolidine Reagent, 0.135% (w/v) in 15% (v/v) Hydrochloric Acid - 8640-32</image:title>
      <image:caption>o-Tolidine Reagent, 0.135% (w/v) in 15% (v/v) Hydrochloric Acid - 8640-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zinc-sulfate-1180-specific-gravity-for-concentration-of-intestinal-parasites-eggs-and-cysts-9650-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_71b4243d-d4d3-42cf-b93d-bed3476928b1.png?v=1776329927</image:loc>
      <image:title>Zinc Sulfate, 1.180 Specific Gravity, for Concentration of Intestinal Parasites, Eggs, and Cysts - 9650-1</image:title>
      <image:caption>Zinc Sulfate, 1.180 Specific Gravity, for Concentration of Intestinal Parasites, Eggs, and Cysts - 9650-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zinc-standard-10000-ppm-zn-9505-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_8748c360-22f3-48f9-9a50-84bcc5a8ce77.png?v=1776329927</image:loc>
      <image:title>Zinc Standard, 10,000 ppm Zn - 9505-16</image:title>
      <image:caption>Zinc Standard, 10,000 ppm Zn - 9505-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/triethanolamine-50-vv-r8695900-4c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_536689da-cd82-45a0-b65b-271b31228288.png?v=1776329931</image:loc>
      <image:title>Triethanolamine, 50% (v/v) - R8695900-4C</image:title>
      <image:caption>Triethanolamine, 50% (v/v) - R8695900-4C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/victoria-pure-blue-bo-003-wv-r9108000-120a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120a_6fe80d1f-f783-4732-a070-af90e8b58f78.png?v=1776329930</image:loc>
      <image:title>Victoria Pure Blue BO, 0.03% (w/v) - R9108000-120A</image:title>
      <image:caption>Victoria Pure Blue BO, 0.03% (w/v) - R9108000-120A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zinc-chloride-20-wv-ph-3-at-2-8c-r9455000-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_c45baaf4-1657-49a6-bd09-5d018537eb62.png?v=1776329930</image:loc>
      <image:title>Zinc Chloride, 20% (w/v), pH 3 at 2-8°C - R9455000-1A</image:title>
      <image:caption>Zinc Chloride, 20% (w/v), pH 3 at 2-8°C - R9455000-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/toluene-isopropyl-alcohol-50-50-8650-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_75a5d3fb-a444-40f8-81bc-921880b5bd49.png?v=1776329931</image:loc>
      <image:title>Toluene / Isopropyl Alcohol, 50% / 50% - 8650-5</image:title>
      <image:caption>Toluene / Isopropyl Alcohol, 50% / 50% - 8650-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/o-tolidine-reagent-0135-wv-in-15-vv-hydrochloric-acid-8640-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4c_272d809d-1258-4cca-973d-f590784c93aa.png?v=1776329932</image:loc>
      <image:title>o-Tolidine Reagent, 0.135% (w/v) in 15% (v/v) Hydrochloric Acid - 8640-1</image:title>
      <image:caption>o-Tolidine Reagent, 0.135% (w/v) in 15% (v/v) Hydrochloric Acid - 8640-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/drierite-indicating-r8888000-25a5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_b80620de-dff9-401d-b319-c2126cef5dc2.png?v=1776329928</image:loc>
      <image:title>Drierite, Indicating - R8888000-2.5A5</image:title>
      <image:caption>Drierite, Indicating - R8888000-2.5A5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/triton-x-100-wetting-agent-86985-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_ff3c0bf5-0dd4-4a02-8a8b-f0236f6ea301.png?v=1776329929</image:loc>
      <image:title>Triton X-100 Wetting Agent - 8698.5-16</image:title>
      <image:caption>Triton X-100 Wetting Agent - 8698.5-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/trishydroxymethylaminomethane-tris-0300-molar-0300-normal-r8697300-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_219f8f69-a492-4513-9f45-0edd1900296a.png?v=1776329929</image:loc>
      <image:title>Tris(hydroxymethyl)aminomethane (TRIS), 0.300 Molar (0.300 Normal) - R8697300-20F</image:title>
      <image:caption>Tris(hydroxymethyl)aminomethane (TRIS), 0.300 Molar (0.300 Normal) - R8697300-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/vanadate-molybdate-reagent-for-phosphorus-analysis-8980-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_0bb8bef4-98f4-4371-8c12-ee7f4c488909.png?v=1776329928</image:loc>
      <image:title>Vanadate-Molybdate Reagent, for Phosphorus Analysis - 8980-16</image:title>
      <image:caption>Vanadate-Molybdate Reagent, for Phosphorus Analysis - 8980-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/o-tolidine-reagent-0135-wv-in-15-vv-hydrochloric-acid-8640-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500c_3e137c28-6fac-477e-9d2c-10bccb3a61cb.png?v=1776329932</image:loc>
      <image:title>o-Tolidine Reagent, 0.135% (w/v) in 15% (v/v) Hydrochloric Acid - 8640-16</image:title>
      <image:caption>o-Tolidine Reagent, 0.135% (w/v) in 15% (v/v) Hydrochloric Acid - 8640-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zinc-standard-025-ppm-zn-zn-in-3-hno-r9494002-500n</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_858d334c-63e9-4d24-9f5f-f8d1be976213.png?v=1776329931</image:loc>
      <image:title>Zinc Standard, 0.25 ppm Zn Zn in 3% HNO? - R9494002-500N</image:title>
      <image:caption>Zinc Standard, 0.25 ppm Zn Zn in 3% HNO? - R9494002-500N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/toluidine-blue-stain-1-wv-8654-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_528f9964-36f1-4d44-b759-b0d7bc180f40.png?v=1776329931</image:loc>
      <image:title>Toluidine Blue Stain, 1% (w/v) - 8654-16</image:title>
      <image:caption>Toluidine Blue Stain, 1% (w/v) - 8654-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tos-titration-medium-r8660500-4c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4c_739edabc-be55-49bc-87c2-ecb6ba922513.png?v=1776329932</image:loc>
      <image:title>TOS Titration Medium - R8660500-4C</image:title>
      <image:caption>TOS Titration Medium - R8660500-4C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zinc-acetate-2-normal-220-g-870-ml-water-9450-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_eff69693-1b32-4699-b1d1-8fda153c7903.png?v=1776329933</image:loc>
      <image:title>Zinc Acetate, 2 Normal (220 g + 870 mL Water) - 9450-1</image:title>
      <image:caption>Zinc Acetate, 2 Normal (220 g + 870 mL Water) - 9450-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/triton-x-100-wetting-agent-86985-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_98f726f8-164b-47e1-b02a-b0196ea6e3cd.png?v=1776329934</image:loc>
      <image:title>Triton X-100 Wetting Agent - 8698.5-1</image:title>
      <image:caption>Triton X-100 Wetting Agent - 8698.5-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/triethanolamine-50-wv-8696-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_27f70209-8eda-4d04-aa12-d994c4c002f5.png?v=1776329934</image:loc>
      <image:title>Triethanolamine, 50% (w/v) - 8696-32</image:title>
      <image:caption>Triethanolamine, 50% (w/v) - 8696-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-acs-reagent-grade-astm-type-i-astm-type-ii-packaged-in-plastic-containers-9150-55</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-55e_d3fdceaf-e7c0-4691-8648-004db7de5662.png?v=1776329936</image:loc>
      <image:title>Water, ACS Reagent Grade, ASTM Type I, ASTM Type II Packaged in plastic containers - 9150-55</image:title>
      <image:caption>Water, ACS Reagent Grade, ASTM Type I, ASTM Type II Packaged in plastic containers - 9150-55</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/vanadate-molybdate-reagent-for-phosphorus-analysis-8980-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_a5d3e27d-6737-4e59-8c9a-8b9b5a4e5476.png?v=1776329931</image:loc>
      <image:title>Vanadate-Molybdate Reagent, for Phosphorus Analysis - 8980-32</image:title>
      <image:caption>Vanadate-Molybdate Reagent, for Phosphorus Analysis - 8980-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/victoria-pure-blue-bo-003-wv-r9108000-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_94cb620c-52cf-4629-8b4d-c35ab3bbac67.png?v=1776329932</image:loc>
      <image:title>Victoria Pure Blue BO, 0.03% (w/v) - R9108000-4A</image:title>
      <image:caption>Victoria Pure Blue BO, 0.03% (w/v) - R9108000-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-acs-reagent-grade-astm-type-i-astm-type-ii-packaged-in-plastic-containers-9150-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_ba8fed28-3334-4128-9efd-95bebb8b32d0.png?v=1776329930</image:loc>
      <image:title>Water, ACS Reagent Grade, ASTM Type I, ASTM Type II Packaged in plastic containers - 9150-2.5</image:title>
      <image:caption>Water, ACS Reagent Grade, ASTM Type I, ASTM Type II Packaged in plastic containers - 9150-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/triton-x-100-wetting-agent-86985-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_77477c57-f796-4f6e-a60d-5e5385a75c65.png?v=1776329931</image:loc>
      <image:title>Triton X-100 Wetting Agent - 8698.5-5</image:title>
      <image:caption>Triton X-100 Wetting Agent - 8698.5-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zinc-standard-05-ppm-zn-r9494005-500n</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_034d5095-9d65-48a7-bbe1-72660a5ae557.png?v=1776329934</image:loc>
      <image:title>Zinc Standard, 0.5 ppm Zn - R9494005-500N</image:title>
      <image:caption>Zinc Standard, 0.5 ppm Zn - R9494005-500N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zinc-chloride-00200-molar-m50-r9468000-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_85082366-5d4c-42b6-bb32-e1daa73791c5.png?v=1776329933</image:loc>
      <image:title>Zinc Chloride, 0.0200 Molar (M/50) - R9468000-4A</image:title>
      <image:caption>Zinc Chloride, 0.0200 Molar (M/50) - R9468000-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/vanado-molybdate-reagent-aoac-8985-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_3d72bd7d-bde1-4695-acc6-07bfc2b17d37.png?v=1776329935</image:loc>
      <image:title>Vanado - Molybdate Reagent, AOAC - 8985-16</image:title>
      <image:caption>Vanado - Molybdate Reagent, AOAC - 8985-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-10-ntu-polymer-bead-suspension-r8801000-4c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_1bb66add-4294-4368-913d-aac101bcdf4a.png?v=1776329933</image:loc>
      <image:title>Turbidity Standard, 10 NTU, Polymer Bead Suspension - R8801000-4C</image:title>
      <image:caption>Turbidity Standard, 10 NTU, Polymer Bead Suspension - R8801000-4C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/triton-x-100-wetting-agent-86985-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_2d4d3310-c774-4993-8a1e-0bc51993fa18.png?v=1776329935</image:loc>
      <image:title>Triton X-100 Wetting Agent - 8698.5-32</image:title>
      <image:caption>Triton X-100 Wetting Agent - 8698.5-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zinc-sulfate-00200-molar-m50-r9657000-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_7226d128-168c-4275-b2e0-20d3291e40d0.png?v=1776329932</image:loc>
      <image:title>Zinc Sulfate, 0.0200 Molar (M/50) - R9657000-1A</image:title>
      <image:caption>Zinc Sulfate, 0.0200 Molar (M/50) - R9657000-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/toluidine-blue-penetrant-solution-for-astm-f1929-r8656000-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_333fdff7-681c-4081-9deb-06f7be764f0d.png?v=1776329934</image:loc>
      <image:title>Toluidine Blue Penetrant Solution for ASTM F1929 - R8656000-1A</image:title>
      <image:caption>Toluidine Blue Penetrant Solution for ASTM F1929 - R8656000-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zinc-sulfate-00500-molar-m20-9660-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_f4c13294-4f3a-4253-b1ae-516b897c1162.png?v=1776329934</image:loc>
      <image:title>Zinc Sulfate, 0.0500 Molar (M/20) - 9660-16</image:title>
      <image:caption>Zinc Sulfate, 0.0500 Molar (M/20) - 9660-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zinc-sulfate-100-gl-zn-with-82-gl-sulfuric-acid-r9621000-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_366f6cd2-883a-435a-9a0a-7e8fc26b0845.png?v=1776329934</image:loc>
      <image:title>Zinc Sulfate, 100 g/L Zn  with 8.2 g/L Sulfuric Acid - R9621000-1A</image:title>
      <image:caption>Zinc Sulfate, 100 g/L Zn  with 8.2 g/L Sulfuric Acid - R9621000-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tropaeolin-o-sulfo-orange-indicator-01-wv-r8698700-500c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_4c2697dc-7835-4b1a-9cdd-630ddc9c8327.png?v=1776329935</image:loc>
      <image:title>Tropaeolin O (Sulfo Orange) Indicator, 0.1% (w/v) - R8698700-500C</image:title>
      <image:caption>Tropaeolin O (Sulfo Orange) Indicator, 0.1% (w/v) - R8698700-500C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zinc-chloride-50-ww-technical-grade-9460-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_b49a0fc7-b0a3-4ddc-b73a-21d9cd86cb4b.png?v=1776329937</image:loc>
      <image:title>Zinc Chloride, 50% (w/w), Technical Grade - 9460-1</image:title>
      <image:caption>Zinc Chloride, 50% (w/w), Technical Grade - 9460-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zinc-sulfate-10-wv-9620-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_157a16a6-bd41-4e11-afbf-a9904d57ec14.png?v=1776329936</image:loc>
      <image:title>Zinc Sulfate, 10% (w/v) - 9620-16</image:title>
      <image:caption>Zinc Sulfate, 10% (w/v) - 9620-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/villellas-etch-ethanol-base-r9108400-25d</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_d6405aa1-2def-4302-a95a-7d0a042cee8f.png?v=1776329938</image:loc>
      <image:title>Villella&apos;s Etch - Ethanol Base - R9108400-2.5D</image:title>
      <image:caption>Villella&apos;s Etch - Ethanol Base - R9108400-2.5D</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zinc-standard-075-ppm-zn-zn-in-3-hno-r9494007-500n</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_80be6595-87ed-4e97-b21f-90ab85bf7a39.png?v=1776329937</image:loc>
      <image:title>Zinc Standard, 0.75 ppm Zn Zn in 3% HNO? - R9494007-500N</image:title>
      <image:caption>Zinc Standard, 0.75 ppm Zn Zn in 3% HNO? - R9494007-500N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/ph-test-strips-2-9-100box-8884-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/PHStrips_f79f9318-46b3-41ec-bc6a-6e3e9025696d.jpg?v=1776329937</image:loc>
      <image:title>pH Test Strips, 2 - 9, 100/box - 8884-1</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-molecular-biology-grade-sterile-rnase-free-dnase-free-protease-free-depc-free-r9145000-1g</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_800baa61-3eeb-4489-af35-c2adc3fa9385.png?v=1776329936</image:loc>
      <image:title>Water, Molecular Biology Grade, Sterile RNase Free, DNase Free, Protease Free, DEPC Free - R9145000-1G</image:title>
      <image:caption>Water, Molecular Biology Grade, Sterile RNase Free, DNase Free, Protease Free, DEPC Free - R9145000-1G</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zirconyl-spadns-reagent-for-fluoride-analysis-9850-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_8183e244-a20f-4ad6-9f01-3db79ed3bf93.png?v=1776329939</image:loc>
      <image:title>Zirconyl-SPADNS Reagent, for Fluoride Analysis - 9850-100</image:title>
      <image:caption>Zirconyl-SPADNS Reagent, for Fluoride Analysis - 9850-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-astm-type-iv-r9151400-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_138ba22a-f1f1-4894-a987-39e4f9ba4f2e.png?v=1776329939</image:loc>
      <image:title>Water, ASTM Type IV - R9151400-20F</image:title>
      <image:caption>Water, ASTM Type IV - R9151400-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zinc-sulfate-00500-molar-m20-9660-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_dbda27eb-56e1-4bc5-b701-1c5be935010b.png?v=1776329934</image:loc>
      <image:title>Zinc Sulfate, 0.0500 Molar (M/20) - 9660-1</image:title>
      <image:caption>Zinc Sulfate, 0.0500 Molar (M/20) - 9660-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zinc-sulfate-10-wv-9620-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_fd1f224b-f382-4f87-aa74-0fad7353ed42.png?v=1776329935</image:loc>
      <image:title>Zinc Sulfate, 10% (w/v) - 9620-32</image:title>
      <image:caption>Zinc Sulfate, 10% (w/v) - 9620-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zinc-sulfate-00200-molar-m50-r9657000-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_c28aadf5-9b2e-46b7-8f6d-9ecba542ba82.png?v=1776329937</image:loc>
      <image:title>Zinc Sulfate, 0.0200 Molar (M/50) - R9657000-500A</image:title>
      <image:caption>Zinc Sulfate, 0.0200 Molar (M/50) - R9657000-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-acs-reagent-grade-astm-type-i-astm-type-ii-packaged-in-glass-containers-9151-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_d34aa334-8237-4aa3-bcd7-36398b8dceb2.png?v=1776329936</image:loc>
      <image:title>Water, ACS Reagent Grade, ASTM Type I, ASTM Type II Packaged in glass containers - 9151-1</image:title>
      <image:caption>Water, ACS Reagent Grade, ASTM Type I, ASTM Type II Packaged in glass containers - 9151-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-05-ntu-polymer-bead-suspension-r8804500-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_9413129f-3840-40d4-b3f4-fdd8aa9b0fd0.png?v=1776329940</image:loc>
      <image:title>Turbidity Standard, 0.5 NTU, Polymer Bead Suspension - R8804500-1C</image:title>
      <image:caption>Turbidity Standard, 0.5 NTU, Polymer Bead Suspension - R8804500-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/cobalt-aa-standard-1000-ppm-co-in-3-hno-aco1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_18f0de7d-c908-4fd7-8f00-d3890c0ef303.png?v=1776329938</image:loc>
      <image:title>Cobalt AA Standard, 1000 ppm Co in 3% HNO? - ACO1KN-500</image:title>
      <image:caption>Cobalt AA Standard, 1000 ppm Co in 3% HNO? - ACO1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/triton-x-100-10-vv-r8698200-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_7634fad2-ea50-42e1-9d48-d2db23fd5b4e.png?v=1776329939</image:loc>
      <image:title>Triton X-100, 10% (v/v) - R8698200-1A</image:title>
      <image:caption>Triton X-100, 10% (v/v) - R8698200-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/toluidine-blue-stain-1-wv-in-20-vv-alcohol-with-1-vv-acetic-acid-for-staining-and-detection-of-basal-cell-carcinoma-on-frozen-sections-8655-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_257eeea5-91f2-4304-acce-f6f01300c311.png?v=1776329937</image:loc>
      <image:title>Toluidine Blue Stain, 1% (w/v) in 20% (v/v) Alcohol with 1% (v/v) Acetic Acid for Staining and Detection of Basal Cell Carcinoma on Frozen Sections - 8655-16</image:title>
      <image:caption>Toluidine Blue Stain, 1% (w/v) in 20% (v/v) Alcohol with 1% (v/v) Acetic Acid for Staining and Detection of Basal Cell Carcinoma on Frozen Sections - 8655-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zinc-sulfate-1180-specific-gravity-for-concentration-of-intestinal-parasites-eggs-and-cysts-9650-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_3e709948-5150-42e8-83d2-d9b02a3d755e.png?v=1776329937</image:loc>
      <image:title>Zinc Sulfate, 1.180 Specific Gravity, for Concentration of Intestinal Parasites, Eggs, and Cysts - 9650-16</image:title>
      <image:caption>Zinc Sulfate, 1.180 Specific Gravity, for Concentration of Intestinal Parasites, Eggs, and Cysts - 9650-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-acs-reagent-grade-astm-type-i-astm-type-ii-packaged-in-plastic-containers-9150-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_f32e7e0c-6699-46ea-882f-66f8fed4a512.png?v=1776329940</image:loc>
      <image:title>Water, ACS Reagent Grade, ASTM Type I, ASTM Type II Packaged in plastic containers - 9150-32</image:title>
      <image:caption>Water, ACS Reagent Grade, ASTM Type I, ASTM Type II Packaged in plastic containers - 9150-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-0-ntu-01-nephelometric-turbidity-units-r8804000-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_9d57cdb5-88a7-4b15-b103-a51e709a6935.png?v=1776329942</image:loc>
      <image:title>Turbidity Standard, 0 NTU (&lt; 0.1 Nephelometric Turbidity Units) - R8804000-1C</image:title>
      <image:caption>Turbidity Standard, 0 NTU (&lt; 0.1 Nephelometric Turbidity Units) - R8804000-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zinc-sulfate-0100-molar-m10-9662-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120a_528722ae-b0cd-42aa-aade-9bdb659f98a1.png?v=1776329937</image:loc>
      <image:title>Zinc Sulfate, 0.100 Molar (M/10) - 9662-4</image:title>
      <image:caption>Zinc Sulfate, 0.100 Molar (M/10) - 9662-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-05-ntu-polymer-bead-suspension-r8804500-500g</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_ad5611aa-bf1f-42dd-af4b-af4bec4bc166.png?v=1776329939</image:loc>
      <image:title>Turbidity Standard, 0.5 NTU, Polymer Bead Suspension - R8804500-500G</image:title>
      <image:caption>Turbidity Standard, 0.5 NTU, Polymer Bead Suspension - R8804500-500G</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zinc-sulfate-100-molar-r9665000-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_58db2302-b630-47d7-bf2e-57ae12a0a150.png?v=1776329941</image:loc>
      <image:title>Zinc Sulfate, 1.00 Molar - R9665000-500A</image:title>
      <image:caption>Zinc Sulfate, 1.00 Molar - R9665000-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/wash-solution-for-surfactant-analysis-9120-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_f0e8e68f-0996-4b49-9ede-9e9bd7bed900.png?v=1776329942</image:loc>
      <image:title>Wash Solution, for Surfactant Analysis - 9120-32</image:title>
      <image:caption>Wash Solution, for Surfactant Analysis - 9120-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-10-ntu-polymer-bead-suspension-r8801000-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_5b1363f3-1b4b-46c9-83e5-056d76dff75e.png?v=1776329939</image:loc>
      <image:title>Turbidity Standard, 10 NTU, Polymer Bead Suspension - R8801000-1C</image:title>
      <image:caption>Turbidity Standard, 10 NTU, Polymer Bead Suspension - R8801000-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-acs-reagent-grade-astm-type-i-astm-type-ii-packaged-in-plastic-containers-9150-1ct</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-4f_bf47c7d9-d2f1-45c7-a3e6-0081fa15b0b9.png?v=1776329940</image:loc>
      <image:title>Water, ACS Reagent Grade, ASTM Type I, ASTM Type II Packaged in plastic containers - 9150-1CT</image:title>
      <image:caption>Water, ACS Reagent Grade, ASTM Type I, ASTM Type II Packaged in plastic containers - 9150-1CT</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-5-ntu-polymer-bead-suspension-r8805500-500g</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_d83a05d1-1cc6-44a6-8943-8c73d944261a.png?v=1776329939</image:loc>
      <image:title>Turbidity Standard, 5 NTU, Polymer Bead Suspension - R8805500-500G</image:title>
      <image:caption>Turbidity Standard, 5 NTU, Polymer Bead Suspension - R8805500-500G</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/vanadate-molybdate-reagent-for-phosphorus-analysis-of-electroless-nickel-deposit-r8981000-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_666b0e22-ee61-4535-a87b-b84d8a853441.png?v=1776329940</image:loc>
      <image:title>Vanadate-Molybdate Reagent for Phosphorus Analysis of Electroless Nickel Deposit - R8981000-1A</image:title>
      <image:caption>Vanadate-Molybdate Reagent for Phosphorus Analysis of Electroless Nickel Deposit - R8981000-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-10-ntu-polymer-bead-suspension-r8801000-500g</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_e4123606-909d-4818-9e1e-506dec5ff7d8.png?v=1776329942</image:loc>
      <image:title>Turbidity Standard, 10 NTU, Polymer Bead Suspension - R8801000-500G</image:title>
      <image:caption>Turbidity Standard, 10 NTU, Polymer Bead Suspension - R8801000-500G</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zinc-standard-3-ppm-zn-r9494030-500n</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_95a5e2fb-e8a0-4440-b91c-9c38bf75cc47.png?v=1776329942</image:loc>
      <image:title>Zinc Standard, 3 ppm Zn - R9494030-500N</image:title>
      <image:caption>Zinc Standard, 3 ppm Zn - R9494030-500N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/cadmium-aa-standard-1000-ppm-cd-in-3-hcl-acd1kh-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_ede11725-710e-47a3-b568-c384060c9115.png?v=1776329938</image:loc>
      <image:title>Cadmium AA Standard, 1000 ppm Cd in 3% HCl - ACD1KH-500</image:title>
      <image:caption>Cadmium AA Standard, 1000 ppm Cd in 3% HCl - ACD1KH-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-acs-reagent-grade-astm-type-i-astm-type-ii-packaged-in-plastic-containers-9150-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_3aa77be1-1a5e-4557-8266-c546414c2cc2.png?v=1776329939</image:loc>
      <image:title>Water, ACS Reagent Grade, ASTM Type I, ASTM Type II Packaged in plastic containers - 9150-500</image:title>
      <image:caption>Water, ACS Reagent Grade, ASTM Type I, ASTM Type II Packaged in plastic containers - 9150-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-1-ntu-polymer-bead-suspension-r8805000-4c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_8f289311-8746-4f06-981e-fddcf221a811.png?v=1776329943</image:loc>
      <image:title>Turbidity Standard, 1 NTU, Polymer Bead Suspension - R8805000-4C</image:title>
      <image:caption>Turbidity Standard, 1 NTU, Polymer Bead Suspension - R8805000-4C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/aluminum-aa-standard-1000-ppm-al-in-3-hcl-aal1kh-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_618deb07-eb63-4b81-8443-7882f30164a5.png?v=1776329939</image:loc>
      <image:title>Aluminum AA Standard, 1000 ppm Al in 3% HCl - AAL1KH-100</image:title>
      <image:caption>Aluminum AA Standard, 1000 ppm Al in 3% HCl - AAL1KH-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-acs-reagent-grade-astm-type-ii-9152-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_8a75d8f3-9e92-47c3-ad21-632435bbb4ea.png?v=1776329942</image:loc>
      <image:title>Water, ACS Reagent Grade, ASTM Type II - 9152-2.5</image:title>
      <image:caption>Water, ACS Reagent Grade, ASTM Type II - 9152-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-3-ntu-polymer-bead-suspension-r8805300-250c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_cf3f429a-321c-47f0-b603-98086ec6229b.png?v=1776329941</image:loc>
      <image:title>Turbidity Standard, 3 NTU, Polymer Bead Suspension - R8805300-250C</image:title>
      <image:caption>Turbidity Standard, 3 NTU, Polymer Bead Suspension - R8805300-250C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/cobalt-aa-standard-1000-ppm-co-in-3-hcl-aco1kh-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_eafeaf57-bc39-4942-be2f-ccd276f1729d.png?v=1776329941</image:loc>
      <image:title>Cobalt AA Standard, 1000 ppm Co in 3% HCl - ACO1KH-100</image:title>
      <image:caption>Cobalt AA Standard, 1000 ppm Co in 3% HCl - ACO1KH-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/trinitrophenol-ts-picric-acid-ts-1-wv-86968-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_a1abd078-8327-4545-a814-53edd4586dfa.png?v=1776329945</image:loc>
      <image:title>Trinitrophenol TS (Picric Acid TS), 1% (w/v) - 8696.8-16</image:title>
      <image:caption>Trinitrophenol TS (Picric Acid TS), 1% (w/v) - 8696.8-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-2-ntu-polymer-bead-suspension-r8802000-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_fe6f2260-d71c-4521-9967-1e944f317297.png?v=1776329941</image:loc>
      <image:title>Turbidity Standard, 2 NTU, Polymer Bead Suspension - R8802000-1C</image:title>
      <image:caption>Turbidity Standard, 2 NTU, Polymer Bead Suspension - R8802000-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-acs-reagent-grade-astm-type-ii-9152-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_787f8525-98e9-41d9-9339-c7aaa90a4693.png?v=1776329944</image:loc>
      <image:title>Water, ACS Reagent Grade, ASTM Type II - 9152-32</image:title>
      <image:caption>Water, ACS Reagent Grade, ASTM Type II - 9152-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zirconyl-spadns-reagent-for-fluoride-analysis-9850-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500c_19c4a2a4-3c4e-4c10-b055-e06564ac4f7b.png?v=1776329943</image:loc>
      <image:title>Zirconyl-SPADNS Reagent, for Fluoride Analysis - 9850-16</image:title>
      <image:caption>Zirconyl-SPADNS Reagent, for Fluoride Analysis - 9850-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/villellas-etch-in-methanol-r9108300-25d</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_e6f42102-86fd-4e62-9305-05c09e7a80e8.png?v=1776329943</image:loc>
      <image:title>Villella&apos;s Etch, in Methanol - R9108300-2.5D</image:title>
      <image:caption>Villella&apos;s Etch, in Methanol - R9108300-2.5D</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-astm-type-iii-r9151300-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_04cef703-2092-410f-b4a4-7362045c8e48.png?v=1776329943</image:loc>
      <image:title>Water, ASTM Type III - R9151300-4A</image:title>
      <image:caption>Water, ASTM Type III - R9151300-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/cerium-aa-standard-1000-ppm-ce-in-3-hno-ace1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_fb3f9d5c-391a-4e3f-a5ed-47a6c9af6fb0.png?v=1776329941</image:loc>
      <image:title>Cerium AA Standard, 1000 ppm Ce in 3% HNO? - ACE1KN-500</image:title>
      <image:caption>Cerium AA Standard, 1000 ppm Ce in 3% HNO? - ACE1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-acs-reagent-grade-astm-type-i-astm-type-ii-packaged-in-plastic-containers-9150-5hp</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_0492f076-7729-44cc-9f4f-ecb75f23e2f0.png?v=1776329941</image:loc>
      <image:title>Water, ACS Reagent Grade, ASTM Type I, ASTM Type II Packaged in plastic containers - 9150-5HP</image:title>
      <image:caption>Water, ACS Reagent Grade, ASTM Type I, ASTM Type II Packaged in plastic containers - 9150-5HP</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-distilled-reagent-grade-9180-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_b7b13cfb-77b0-408e-8896-1d60c6b7c61e.png?v=1776329941</image:loc>
      <image:title>Water, Distilled, Reagent Grade - 9180-100</image:title>
      <image:caption>Water, Distilled, Reagent Grade - 9180-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zinc-sulfate-1180-specific-gravity-for-concentration-of-intestinal-parasites-eggs-and-cysts-9650-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_c760f528-9327-4435-81da-176d3d126859.png?v=1776329944</image:loc>
      <image:title>Zinc Sulfate, 1.180 Specific Gravity, for Concentration of Intestinal Parasites, Eggs, and Cysts - 9650-32</image:title>
      <image:caption>Zinc Sulfate, 1.180 Specific Gravity, for Concentration of Intestinal Parasites, Eggs, and Cysts - 9650-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zinc-sulfate-00500-molar-m20-9660-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_625e8730-e864-4a87-b99e-1a6f1cfb7ae6.png?v=1776329941</image:loc>
      <image:title>Zinc Sulfate, 0.0500 Molar (M/20) - 9660-5</image:title>
      <image:caption>Zinc Sulfate, 0.0500 Molar (M/20) - 9660-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/toluidine-blue-stain-1-wv-8654-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_6e5fbbae-b580-4935-bf4e-1a72a7e7c406.png?v=1776329942</image:loc>
      <image:title>Toluidine Blue Stain, 1% (w/v) - 8654-1</image:title>
      <image:caption>Toluidine Blue Stain, 1% (w/v) - 8654-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/cerium-aa-standard-1000-ppm-ce-in-3-hno-ace1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_2ecb94aa-be48-4547-8e33-7ef9644417ff.png?v=1776329944</image:loc>
      <image:title>Cerium AA Standard, 1000 ppm Ce in 3% HNO? - ACE1KN-100</image:title>
      <image:caption>Cerium AA Standard, 1000 ppm Ce in 3% HNO? - ACE1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-6-ntu-polymer-bead-suspension-r8805600-100c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_8cf06f78-c23b-40bd-8c5c-7ac8ad64cbca.png?v=1776329945</image:loc>
      <image:title>Turbidity Standard, 6 NTU, Polymer Bead Suspension - R8805600-100C</image:title>
      <image:caption>Turbidity Standard, 6 NTU, Polymer Bead Suspension - R8805600-100C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zirconyl-spadns-reagent-for-fluoride-analysis-9850-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1c_6d011f0e-6692-41b9-ac4a-130dc0330c6a.png?v=1776329941</image:loc>
      <image:title>Zirconyl-SPADNS Reagent, for Fluoride Analysis - 9850-32</image:title>
      <image:caption>Zirconyl-SPADNS Reagent, for Fluoride Analysis - 9850-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-usp-ep-jp-purified-r9189000-20e1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_1844c0cf-fded-4d56-b88d-7ffba5da8eff.png?v=1776329941</image:loc>
      <image:title>Water, USP / EP / JP Purified - R9189000-20E1</image:title>
      <image:caption>Water, USP / EP / JP Purified - R9189000-20E1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zinc-sulfate-0100-molar-m10-9662-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_bd1472c0-1ddc-4383-8645-fd11faca66e1.png?v=1776329943</image:loc>
      <image:title>Zinc Sulfate, 0.100 Molar (M/10) - 9662-32</image:title>
      <image:caption>Zinc Sulfate, 0.100 Molar (M/10) - 9662-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/chromium-aa-standard-5-ppm-cr-in-3-hcl-racr5h00-500n</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_b8a434df-caa5-4b33-a217-f165e4d6ff2e.png?v=1776329943</image:loc>
      <image:title>Chromium AA Standard, 5 ppm Cr in 3% HCl - RACR5H00-500N</image:title>
      <image:caption>Chromium AA Standard, 5 ppm Cr in 3% HCl - RACR5H00-500N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/villellas-etch-ethanol-base-r9108400-500c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_500c_83ca2220-264a-4c61-9c8c-c7255d7da403.png?v=1776329946</image:loc>
      <image:title>Villella&apos;s Etch - Ethanol Base - R9108400-500C</image:title>
      <image:caption>Villella&apos;s Etch - Ethanol Base - R9108400-500C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-aa-standard-1000-ppm-ag-in-3-hno-aag1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500b_6b80644c-f9a9-4b00-9044-21a33ed30b7a.png?v=1776329943</image:loc>
      <image:title>Silver AA Standard, 1000 ppm Ag in 3% HNO? - AAG1KN-500</image:title>
      <image:caption>Silver AA Standard, 1000 ppm Ag in 3% HNO? - AAG1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/chromium-aa-standard-1000-ppm-cr-in-3-hcl-acr1kh-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_8811c51f-9bd9-40b7-abb1-7bd68da352fd.png?v=1776329944</image:loc>
      <image:title>Chromium AA Standard, 1000 ppm Cr in 3% HCl - ACR1KH-100</image:title>
      <image:caption>Chromium AA Standard, 1000 ppm Cr in 3% HCl - ACR1KH-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zinc-sulfate-00500-molar-m20-9660-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_3b1365b1-6d76-41b2-94cb-973abab5c7f3.png?v=1776329943</image:loc>
      <image:title>Zinc Sulfate, 0.0500 Molar (M/20) - 9660-32</image:title>
      <image:caption>Zinc Sulfate, 0.0500 Molar (M/20) - 9660-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-aa-standard-1000-ppm-ag-in-3-hno-aag1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_5f955ead-b12d-4fa3-9af6-2856f2e279f4.png?v=1776329945</image:loc>
      <image:title>Silver AA Standard, 1000 ppm Ag in 3% HNO? - AAG1KN-100</image:title>
      <image:caption>Silver AA Standard, 1000 ppm Ag in 3% HNO? - AAG1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/aluminum-aa-standard-1000-ppm-al-in-3-hno-aal1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_2ddb137f-c0ba-48a7-a434-fa9ca010ccbb.png?v=1776329945</image:loc>
      <image:title>Aluminum AA Standard, 1000 ppm Al in 3% HNO? - AAL1KN-100</image:title>
      <image:caption>Aluminum AA Standard, 1000 ppm Al in 3% HNO? - AAL1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-5-ntu-polymer-bead-suspension-r8805500-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_76ba71af-933f-457a-b21a-e5d4d901fd0c.png?v=1776329948</image:loc>
      <image:title>Turbidity Standard, 5 NTU, Polymer Bead Suspension - R8805500-1C</image:title>
      <image:caption>Turbidity Standard, 5 NTU, Polymer Bead Suspension - R8805500-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-acs-reagent-grade-astm-type-ii-9152-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_e8110070-d394-4a44-b58b-f09a3d19c7b7.png?v=1776329946</image:loc>
      <image:title>Water, ACS Reagent Grade, ASTM Type II - 9152-16</image:title>
      <image:caption>Water, ACS Reagent Grade, ASTM Type II - 9152-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-6-ntu-polymer-bead-suspension-r8805600-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_9460f1ae-0e52-4dda-9ca8-abbef6f8a430.png?v=1776329945</image:loc>
      <image:title>Turbidity Standard, 6 NTU, Polymer Bead Suspension - R8805600-1C</image:title>
      <image:caption>Turbidity Standard, 6 NTU, Polymer Bead Suspension - R8805600-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-astm-type-iv-r9151400-55e</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-55e_583bf03b-5e0a-448b-b9c8-194542ef98fc.png?v=1776329948</image:loc>
      <image:title>Water, ASTM Type IV - R9151400-55E</image:title>
      <image:caption>Water, ASTM Type IV - R9151400-55E</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-100-ntu-polymer-bead-suspension-8806-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_721e8b36-7327-460b-8c83-bfb495c5e46c.png?v=1776329945</image:loc>
      <image:title>Turbidity Standard, 100 NTU, Polymer Bead Suspension - 8806-1</image:title>
      <image:caption>Turbidity Standard, 100 NTU, Polymer Bead Suspension - 8806-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-3-ntu-polymer-bead-suspension-r8805300-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_be3e843d-7894-489b-90b2-46858ac07f1d.png?v=1776329945</image:loc>
      <image:title>Turbidity Standard, 3 NTU, Polymer Bead Suspension - R8805300-1C</image:title>
      <image:caption>Turbidity Standard, 3 NTU, Polymer Bead Suspension - R8805300-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zobells-solution-modified-oxidation-reduction-potential-orp-standard-9881-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1b_87aa19a5-5a60-4b41-bbc2-6dadd778c54c.png?v=1776329949</image:loc>
      <image:title>ZoBell&apos;s Solution, Modified, Oxidation-Reduction Potential (ORP) Standard - 9881-32</image:title>
      <image:caption>ZoBell&apos;s Solution, Modified, Oxidation-Reduction Potential (ORP) Standard - 9881-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/hexavalent-chromium-aa-standard-1000-ppm-cr-in-ho-acr61kw-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_7f529093-e1df-431b-b5c4-04c59f9ead58.png?v=1776329945</image:loc>
      <image:title>Hexavalent Chromium AA Standard, 1000 ppm Cr?? in H?O - ACR61KW-500</image:title>
      <image:caption>Hexavalent Chromium AA Standard, 1000 ppm Cr?? in H?O - ACR61KW-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/cobalt-aa-standard-1000-ppm-co-in-3-hcl-aco1kh-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_6aad6623-523f-439e-81f5-8f936441899d.png?v=1776329943</image:loc>
      <image:title>Cobalt AA Standard, 1000 ppm Co in 3% HCl - ACO1KH-500</image:title>
      <image:caption>Cobalt AA Standard, 1000 ppm Co in 3% HCl - ACO1KH-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/chromium-aa-standard-1000-ppm-cr-in-1-hcl-acr1kh1-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_b89fa223-eb3e-4c65-854b-918e65994d68.png?v=1776329946</image:loc>
      <image:title>Chromium AA Standard, 1000 ppm Cr in 1% HCl - ACR1KH1-100</image:title>
      <image:caption>Chromium AA Standard, 1000 ppm Cr in 1% HCl - ACR1KH1-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/chromium-aa-standard-2-ppm-cr-in-3-hcl-racr2h00-500n</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_7807b782-a6ae-4705-a990-5bf14f02949d.png?v=1776329948</image:loc>
      <image:title>Chromium AA Standard, 2 ppm Cr in 3% HCl - RACR2H00-500N</image:title>
      <image:caption>Chromium AA Standard, 2 ppm Cr in 3% HCl - RACR2H00-500N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/cadmium-aa-standard-1000-ppm-cd-in-3-hno-acd1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_cfa6e17e-3658-4dd3-a0ea-25986e3dcf5f.png?v=1776329948</image:loc>
      <image:title>Cadmium AA Standard, 1000 ppm Cd in 3% HNO? - ACD1KN-500</image:title>
      <image:caption>Cadmium AA Standard, 1000 ppm Cd in 3% HNO? - ACD1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zobells-solution-oxidation-reduction-potential-orp-standard-9880-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500b_b300c43f-ee6d-4528-a489-6c0ea5ab9909.png?v=1776329945</image:loc>
      <image:title>ZoBell&apos;s Solution, Oxidation-Reduction Potential (ORP) Standard - 9880-16</image:title>
      <image:caption>ZoBell&apos;s Solution, Oxidation-Reduction Potential (ORP) Standard - 9880-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/cadmium-aa-standard-1000-ppm-cd-in-3-hcl-acd1kh-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_c19c5825-8494-4fa8-aa2a-7998c9b4caab.png?v=1776329945</image:loc>
      <image:title>Cadmium AA Standard, 1000 ppm Cd in 3% HCl - ACD1KH-100</image:title>
      <image:caption>Cadmium AA Standard, 1000 ppm Cd in 3% HCl - ACD1KH-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/wash-solution-for-surfactant-analysis-9120-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_49eee0fd-4bb7-4580-a230-1a44c6fbff1c.png?v=1776329946</image:loc>
      <image:title>Wash Solution, for Surfactant Analysis - 9120-16</image:title>
      <image:caption>Wash Solution, for Surfactant Analysis - 9120-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-12-ntu-polymer-bead-suspension-r8812000-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_a4d38ad7-1568-42c8-bb65-7a3bf97f0872.png?v=1776329947</image:loc>
      <image:title>Turbidity Standard, 12 NTU, Polymer Bead Suspension - R8812000-1C</image:title>
      <image:caption>Turbidity Standard, 12 NTU, Polymer Bead Suspension - R8812000-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/distilled-water-ph-875-r9181000-50c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_a4b72390-86b0-4271-80f7-c6778ab33066.png?v=1776329950</image:loc>
      <image:title>Distilled Water, pH 8.75 - R9181000-50C</image:title>
      <image:caption>Distilled Water, pH 8.75 - R9181000-50C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zinc-sulfate-0100-molar-m10-9662-8</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_d9c0eda4-6972-484b-a44f-a7b5787a732e.png?v=1776329947</image:loc>
      <image:title>Zinc Sulfate, 0.100 Molar (M/10) - 9662-8</image:title>
      <image:caption>Zinc Sulfate, 0.100 Molar (M/10) - 9662-8</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-3-ntu-polymer-bead-suspension-r8805300-100c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_be6f45c6-f83c-4298-be27-65ce9315e898.png?v=1776329947</image:loc>
      <image:title>Turbidity Standard, 3 NTU, Polymer Bead Suspension - R8805300-100C</image:title>
      <image:caption>Turbidity Standard, 3 NTU, Polymer Bead Suspension - R8805300-100C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-acs-reagent-grade-astm-type-ii-9152-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_5e73c1e2-51dc-42a6-bb88-b84947ccc808.png?v=1776329952</image:loc>
      <image:title>Water, ACS Reagent Grade, ASTM Type II - 9152-1</image:title>
      <image:caption>Water, ACS Reagent Grade, ASTM Type II - 9152-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-0-ntu-01-nephelometric-turbidity-units-r8804000-500c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_981b1ed2-1e06-4287-bcab-38fd2d55f23c.png?v=1776329946</image:loc>
      <image:title>Turbidity Standard, 0 NTU (&lt; 0.1 Nephelometric Turbidity Units) - R8804000-500C</image:title>
      <image:caption>Turbidity Standard, 0 NTU (&lt; 0.1 Nephelometric Turbidity Units) - R8804000-500C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/cobalt-aa-standard-1000-ppm-co-in-3-hno-aco1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_9201a2c6-24ed-47ab-b570-328bca6d58b4.png?v=1776329948</image:loc>
      <image:title>Cobalt AA Standard, 1000 ppm Co in 3% HNO? - ACO1KN-100</image:title>
      <image:caption>Cobalt AA Standard, 1000 ppm Co in 3% HNO? - ACO1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-distilled-reagent-grade-9180-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_80509f76-c427-4d74-a899-e7e4cf68bbe6.png?v=1776329950</image:loc>
      <image:title>Water, Distilled, Reagent Grade - 9180-1</image:title>
      <image:caption>Water, Distilled, Reagent Grade - 9180-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-100-ntu-polymer-bead-suspension-8806-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_1c9396d4-cf9d-4a6d-acd6-47c0ed2adaf9.png?v=1776329949</image:loc>
      <image:title>Turbidity Standard, 100 NTU, Polymer Bead Suspension - 8806-32</image:title>
      <image:caption>Turbidity Standard, 100 NTU, Polymer Bead Suspension - 8806-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zobells-solution-oxidation-reduction-potential-orp-standard-9880-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4b_e646ec98-c3ef-43b2-9d5d-1ce7a400ca02.png?v=1776329948</image:loc>
      <image:title>ZoBell&apos;s Solution, Oxidation-Reduction Potential (ORP) Standard - 9880-1</image:title>
      <image:caption>ZoBell&apos;s Solution, Oxidation-Reduction Potential (ORP) Standard - 9880-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-15-ntu-polymer-bead-suspension-r8815000-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_b6147d2a-b0d7-4e36-b1bc-6b30b09a412f.png?v=1776329947</image:loc>
      <image:title>Turbidity Standard, 15 NTU, Polymer Bead Suspension - R8815000-1C</image:title>
      <image:caption>Turbidity Standard, 15 NTU, Polymer Bead Suspension - R8815000-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/aluminum-aa-standard-1000-ppm-al-in-3-hno-aal1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_000d07c2-33a4-46b1-9f4a-be5410bf5fae.png?v=1776329952</image:loc>
      <image:title>Aluminum AA Standard, 1000 ppm Al in 3% HNO? - AAL1KN-500</image:title>
      <image:caption>Aluminum AA Standard, 1000 ppm Al in 3% HNO? - AAL1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/arsenic-aa-standard-1000-ppm-as-in-3-hso-aas1ks-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_feb3d90a-049a-401e-90a5-2a37f6764f7e.png?v=1776329951</image:loc>
      <image:title>Arsenic AA Standard, 1000 ppm As in 3% H?SO? - AAS1KS-100</image:title>
      <image:caption>Arsenic AA Standard, 1000 ppm As in 3% H?SO? - AAS1KS-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-uspep-purified-9190-25</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_10f_85dc6c8d-e387-468d-8a6d-39f78a952b17.png?v=1776329951</image:loc>
      <image:title>Water, USP/EP Purified - 9190-2.5</image:title>
      <image:caption>Water, USP/EP Purified - 9190-2.5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/chromium-aa-standard-1000-ppm-cr-in-3-hcl-acr1kh-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_a4ab38e2-ebde-47f1-86eb-75e451e0fe52.png?v=1776329947</image:loc>
      <image:title>Chromium AA Standard, 1000 ppm Cr in 3% HCl - ACR1KH-500</image:title>
      <image:caption>Chromium AA Standard, 1000 ppm Cr in 3% HCl - ACR1KH-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-astm-type-iv-r9151400-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_0ce7d3b2-68c0-46d7-9b4d-1fedc8710de2.png?v=1776329950</image:loc>
      <image:title>Water, ASTM Type IV - R9151400-1A</image:title>
      <image:caption>Water, ASTM Type IV - R9151400-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-10-ntu-polymer-bead-suspension-r8801000-100c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_13c1cee3-96e2-4f43-a9f9-90381feeb785.png?v=1776329952</image:loc>
      <image:title>Turbidity Standard, 10 NTU, Polymer Bead Suspension - R8801000-100C</image:title>
      <image:caption>Turbidity Standard, 10 NTU, Polymer Bead Suspension - R8801000-100C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-lc-ms-grade-9154-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_68759851-0297-47d4-a3ad-f0242e1d56fa.png?v=1776329950</image:loc>
      <image:title>Water, LC-MS Grade - 9154-32</image:title>
      <image:caption>Water, LC-MS Grade - 9154-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-lc-ms-grade-9154-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_f1c1e601-3a50-454c-8057-1a1dfc169544.png?v=1776329949</image:loc>
      <image:title>Water, LC-MS Grade - 9154-1</image:title>
      <image:caption>Water, LC-MS Grade - 9154-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-100-ntu-polymer-bead-suspension-8806-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_ecc0e4b0-6b21-4423-af41-aa78de80d4a0.png?v=1776329949</image:loc>
      <image:title>Turbidity Standard, 100 NTU, Polymer Bead Suspension - 8806-16</image:title>
      <image:caption>Turbidity Standard, 100 NTU, Polymer Bead Suspension - 8806-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/boron-aa-standard-1000-ppm-b-in-ho-ab1kw-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_7be68f82-db0d-4ed3-a003-0e5c7473d1c5.png?v=1776329956</image:loc>
      <image:title>Boron AA Standard, 1000 ppm B in H?O - AB1KW-100</image:title>
      <image:caption>Boron AA Standard, 1000 ppm B in H?O - AB1KW-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-18-ntu-polymer-bead-suspension-r8818000-250c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_340513fc-0cdd-4835-84c6-02877373d51c.png?v=1776329950</image:loc>
      <image:title>Turbidity Standard, 18 NTU, Polymer Bead Suspension - R8818000-250C</image:title>
      <image:caption>Turbidity Standard, 18 NTU, Polymer Bead Suspension - R8818000-250C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zinc-nitrate-0100-molar-r9487000-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_c20a61bd-92ef-4460-a41b-4196310fffbf.png?v=1776329948</image:loc>
      <image:title>Zinc Nitrate, 0.100 Molar - R9487000-1A</image:title>
      <image:caption>Zinc Nitrate, 0.100 Molar - R9487000-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-aa-standard-1000-ppm-ag-in-ho-aag1kw-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500b_d09bb114-73b2-404f-8a00-8e329e37f7bb.png?v=1776329948</image:loc>
      <image:title>Silver AA Standard, 1000 ppm Ag in H?O - AAG1KW-500</image:title>
      <image:caption>Silver AA Standard, 1000 ppm Ag in H?O - AAG1KW-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zobells-solution-modified-oxidation-reduction-potential-orp-standard-9881-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120b_3d9f3a69-979d-4e30-9c57-cf6559525941.png?v=1776329950</image:loc>
      <image:title>ZoBell&apos;s Solution, Modified, Oxidation-Reduction Potential (ORP) Standard - 9881-4</image:title>
      <image:caption>ZoBell&apos;s Solution, Modified, Oxidation-Reduction Potential (ORP) Standard - 9881-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-hplc-grade-acs-reagent-grade-suitable-for-liquid-chromatography-9153-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_cdd460b5-e900-4d91-9bbb-2f1447520084.png?v=1776329950</image:loc>
      <image:title>Water, HPLC Grade ACS Reagent Grade, Suitable for Liquid Chromatography - 9153-1</image:title>
      <image:caption>Water, HPLC Grade ACS Reagent Grade, Suitable for Liquid Chromatography - 9153-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-8-ntu-polymer-bead-suspension-r8801800-100c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_59a09483-d178-40fe-8892-29d11d38ee72.png?v=1776329953</image:loc>
      <image:title>Turbidity Standard, 8 NTU, Polymer Bead Suspension - R8801800-100C</image:title>
      <image:caption>Turbidity Standard, 8 NTU, Polymer Bead Suspension - R8801800-100C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-hplc-grade-acs-reagent-grade-suitable-for-liquid-chromatography-9153-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_ec34e74a-e306-4276-929a-cff98719a788.png?v=1776329955</image:loc>
      <image:title>Water, HPLC Grade ACS Reagent Grade, Suitable for Liquid Chromatography - 9153-32</image:title>
      <image:caption>Water, HPLC Grade ACS Reagent Grade, Suitable for Liquid Chromatography - 9153-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/hexavalent-chromium-aa-standard-1000-ppm-cr-in-3-hno-acr61kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_ae1e2095-f243-438c-a73b-0302d803ed34.png?v=1776329951</image:loc>
      <image:title>Hexavalent Chromium AA Standard, 1000 ppm Cr?? in 3% HNO? - ACR61KN-500</image:title>
      <image:caption>Hexavalent Chromium AA Standard, 1000 ppm Cr?? in 3% HNO? - ACR61KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-acs-reagent-grade-astm-type-ii-9152-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_8a013200-314e-415c-91ef-9d31ca489fde.png?v=1776329949</image:loc>
      <image:title>Water, ACS Reagent Grade, ASTM Type II - 9152-5</image:title>
      <image:caption>Water, ACS Reagent Grade, ASTM Type II - 9152-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/dysprosium-aa-standard-1000-ppm-dy-in-3-hno-ady1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_1024581c-a2dd-4e91-ae34-e329c6244594.png?v=1776329953</image:loc>
      <image:title>Dysprosium AA Standard, 1000 ppm Dy in 3% HNO? - ADY1KN-100</image:title>
      <image:caption>Dysprosium AA Standard, 1000 ppm Dy in 3% HNO? - ADY1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-distilled-reagent-grade-9180-55</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-55e_274714ba-5d24-4174-9bc5-473f4d95432d.png?v=1776329953</image:loc>
      <image:title>Water, Distilled, Reagent Grade - 9180-55</image:title>
      <image:caption>Water, Distilled, Reagent Grade - 9180-55</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-1-ntu-polymer-bead-suspension-r8805000-500g</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_04cefb0f-004c-4e0e-922f-eb842376ac85.png?v=1776329951</image:loc>
      <image:title>Turbidity Standard, 1 NTU, Polymer Bead Suspension - R8805000-500G</image:title>
      <image:caption>Turbidity Standard, 1 NTU, Polymer Bead Suspension - R8805000-500G</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/gold-aa-standard-1000-ppm-au-in-3-hcl-aau1kh-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_a91f95fe-2a3a-48c2-b0b6-f5ef8b6f31a9.png?v=1776329951</image:loc>
      <image:title>Gold AA Standard, 1000 ppm Au in 3% HCl - AAU1KH-100</image:title>
      <image:caption>Gold AA Standard, 1000 ppm Au in 3% HCl - AAU1KH-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/cadmium-aa-standard-1000-ppm-cd-in-3-hno-acd1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_022bba15-ed30-44c5-88e8-8d28eccaa9c3.png?v=1776329955</image:loc>
      <image:title>Cadmium AA Standard, 1000 ppm Cd in 3% HNO? - ACD1KN-100</image:title>
      <image:caption>Cadmium AA Standard, 1000 ppm Cd in 3% HNO? - ACD1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/ammonium-hydroxide-acs-reagent-grade-raba0020-20e1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_b6c08f26-f77b-4b6c-9681-35708372b9fe.png?v=1776329957</image:loc>
      <image:title>Ammonium Hydroxide, ACS Reagent Grade - RABA0020-20E1</image:title>
      <image:caption>Ammonium Hydroxide, ACS Reagent Grade - RABA0020-20E1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/hexavalent-chromium-aa-standard-1000-ppm-cr-in-ho-acr61kw-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_421fa3a6-5e57-4013-9fa5-e9f9cf3c6ffc.png?v=1776329954</image:loc>
      <image:title>Hexavalent Chromium AA Standard, 1000 ppm Cr?? in H?O - ACR61KW-100</image:title>
      <image:caption>Hexavalent Chromium AA Standard, 1000 ppm Cr?? in H?O - ACR61KW-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-uspep-purified-9190-1g</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4c_fb657d34-7a3b-4115-9e09-e5dc29d53ad4.png?v=1776329954</image:loc>
      <image:title>Water, USP/EP Purified - 9190-1G</image:title>
      <image:caption>Water, USP/EP Purified - 9190-1G</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/copper-aa-standard-1000-ppm-cu-in-3-hno-acu1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_ff80f697-51ec-4a9d-8a58-fa0152133ff6.png?v=1776329954</image:loc>
      <image:title>Copper AA Standard, 1000 ppm Cu in 3% HNO? - ACU1KN-100</image:title>
      <image:caption>Copper AA Standard, 1000 ppm Cu in 3% HNO? - ACU1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-acs-reagent-grade-astm-type-ii-9152-55</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-55e_8020af52-3a3a-4835-9579-2d8b6f73c14f.png?v=1776329951</image:loc>
      <image:title>Water, ACS Reagent Grade, ASTM Type II - 9152-55</image:title>
      <image:caption>Water, ACS Reagent Grade, ASTM Type II - 9152-55</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/arsenic-aa-standard-1000-ppm-as-in-3-hno-aas1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_75e6f12c-c336-4c30-98da-eca7463d446b.png?v=1776329952</image:loc>
      <image:title>Arsenic AA Standard, 1000 ppm As in 3% HNO? - AAS1KN-500</image:title>
      <image:caption>Arsenic AA Standard, 1000 ppm As in 3% HNO? - AAS1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/arsenic-aa-standard-1000-ppm-as-in-3-hso-aas1ks-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_353f0dfe-3a53-4a14-ad63-2378a0c598cc.png?v=1776329953</image:loc>
      <image:title>Arsenic AA Standard, 1000 ppm As in 3% H?SO? - AAS1KS-500</image:title>
      <image:caption>Arsenic AA Standard, 1000 ppm As in 3% H?SO? - AAS1KS-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/acetic-acid-glacial-acs-reagent-grade-raba0010-25d1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_df90673e-024c-459e-a317-bc0918ec6251.png?v=1776329954</image:loc>
      <image:title>Acetic Acid, Glacial, ACS Reagent Grade - RABA0010-2.5D1</image:title>
      <image:caption>Acetic Acid, Glacial, ACS Reagent Grade - RABA0010-2.5D1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zobells-solution-oxidation-reduction-potential-orp-standard-9880-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1b_8c3f40bc-7c9c-4543-a2df-4a3e37a8f4b8.png?v=1776329954</image:loc>
      <image:title>ZoBell&apos;s Solution, Oxidation-Reduction Potential (ORP) Standard - 9880-32</image:title>
      <image:caption>ZoBell&apos;s Solution, Oxidation-Reduction Potential (ORP) Standard - 9880-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/acetic-acid-glacial-acs-reagent-grade-raba0010-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1c_a320767c-838f-4458-b603-30de986f5aee.png?v=1776329957</image:loc>
      <image:title>Acetic Acid, Glacial, ACS Reagent Grade - RABA0010-1C</image:title>
      <image:caption>Acetic Acid, Glacial, ACS Reagent Grade - RABA0010-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-30-ntu-r8819030-250c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_d9cfd849-f731-48cc-9413-9b038edba121.png?v=1776329956</image:loc>
      <image:title>Turbidity Standard, 30 NTU - R8819030-250C</image:title>
      <image:caption>Turbidity Standard, 30 NTU - R8819030-250C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-1-ntu-polymer-bead-suspension-r8805000-100c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_c1898d0b-5f72-4502-88aa-f80791c5e628.png?v=1776329955</image:loc>
      <image:title>Turbidity Standard, 1 NTU, Polymer Bead Suspension - R8805000-100C</image:title>
      <image:caption>Turbidity Standard, 1 NTU, Polymer Bead Suspension - R8805000-100C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-30-ntu-r8819030-100c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_000c45c8-1206-496d-8b46-b51c9ff08658.png?v=1776329955</image:loc>
      <image:title>Turbidity Standard, 30 NTU - R8819030-100C</image:title>
      <image:caption>Turbidity Standard, 30 NTU - R8819030-100C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/aluminum-aa-standard-1000-ppm-al-in-3-hcl-aal1kh-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_7e9410f6-5385-4ce2-974c-56ffa8b78469.png?v=1776329955</image:loc>
      <image:title>Aluminum AA Standard, 1000 ppm Al in 3% HCl - AAL1KH-500</image:title>
      <image:caption>Aluminum AA Standard, 1000 ppm Al in 3% HCl - AAL1KH-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-16-ntu-polymer-bead-suspension-r8816000-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_5f1ae5d8-e063-4e61-9a1d-c2acc604b4f9.png?v=1776329954</image:loc>
      <image:title>Turbidity Standard, 16 NTU, Polymer Bead Suspension - R8816000-1C</image:title>
      <image:caption>Turbidity Standard, 16 NTU, Polymer Bead Suspension - R8816000-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-100-ntu-formazin-r8807000-500c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_500c_bcec7d1e-85c5-49cb-a140-58382586df09.png?v=1776329955</image:loc>
      <image:title>Turbidity Standard, 100 NTU, Formazin - R8807000-500C</image:title>
      <image:caption>Turbidity Standard, 100 NTU, Formazin - R8807000-500C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/acetic-acid-glacial-acs-reagent-grade-raba0010-500d1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_19d83992-67e3-413b-b0b1-5551596c8e6c.png?v=1776329957</image:loc>
      <image:title>Acetic Acid, Glacial, ACS Reagent Grade - RABA0010-500D1</image:title>
      <image:caption>Acetic Acid, Glacial, ACS Reagent Grade - RABA0010-500D1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/toluene-isopropyl-alcohol-50-50-8650-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_4c_622b5ec1-a37c-4f20-956b-97eb7176f8ca.png?v=1776329954</image:loc>
      <image:title>Toluene / Isopropyl Alcohol, 50% / 50% - 8650-1</image:title>
      <image:caption>Toluene / Isopropyl Alcohol, 50% / 50% - 8650-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/arsenic-aa-standard-1000-ppm-as-in-3-hno-aas1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_31aee521-5e45-4a9a-b086-a29a151fd427.png?v=1776329952</image:loc>
      <image:title>Arsenic AA Standard, 1000 ppm As in 3% HNO? - AAS1KN-100</image:title>
      <image:caption>Arsenic AA Standard, 1000 ppm As in 3% HNO? - AAS1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/boron-aa-standard-1000-ppm-b-in-ho-ab1kw-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_5fde7ebe-b999-42ff-b440-6a899527f26d.png?v=1776329959</image:loc>
      <image:title>Boron AA Standard, 1000 ppm B in H?O - AB1KW-500</image:title>
      <image:caption>Boron AA Standard, 1000 ppm B in H?O - AB1KW-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-6-ntu-polymer-bead-suspension-r8805600-250c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_05aa91b1-4b11-46c6-a939-6f66a78b031a.png?v=1776329959</image:loc>
      <image:title>Turbidity Standard, 6 NTU, Polymer Bead Suspension - R8805600-250C</image:title>
      <image:caption>Turbidity Standard, 6 NTU, Polymer Bead Suspension - R8805600-250C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-hardness-buffer-with-magnesium-edta-9200-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_205b902f-1458-4e05-952e-c2538bad6955.png?v=1776329955</image:loc>
      <image:title>Water Hardness Buffer, with Magnesium EDTA - 9200-1</image:title>
      <image:caption>Water Hardness Buffer, with Magnesium EDTA - 9200-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silver-aa-standard-1000-ppm-ag-in-ho-aag1kw-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_b86972fc-dc9b-4aa2-b790-3e35c71cf0e3.png?v=1776329958</image:loc>
      <image:title>Silver AA Standard, 1000 ppm Ag in H?O - AAG1KW-100</image:title>
      <image:caption>Silver AA Standard, 1000 ppm Ag in H?O - AAG1KW-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-40-ntu-formazin-r8819040-500c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_1bc668aa-034f-4e09-b5de-72102bf778a0.png?v=1776329956</image:loc>
      <image:title>Turbidity Standard, 40 NTU, Formazin - R8819040-500C</image:title>
      <image:caption>Turbidity Standard, 40 NTU, Formazin - R8819040-500C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-125-ntu-formazin-r8810125-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_1c_a9d13805-18b6-49ac-bc94-9f55c66698f0.png?v=1776329956</image:loc>
      <image:title>Turbidity Standard, 125 NTU, Formazin - R8810125-1C</image:title>
      <image:caption>Turbidity Standard, 125 NTU, Formazin - R8810125-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/gallium-aa-standard-1000-ppm-ga-in-3-hno-aga1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_9b9dbefc-dadc-4dcf-8276-53b099065eb3.png?v=1776329957</image:loc>
      <image:title>Gallium AA Standard, 1000 ppm Ga in 3% HNO? - AGA1KN-500</image:title>
      <image:caption>Gallium AA Standard, 1000 ppm Ga in 3% HNO? - AGA1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-20-ntu-polymer-bead-suspension-r8819000-500g</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_e3da0504-0904-4eee-b675-cf40d6fcf2d5.png?v=1776329960</image:loc>
      <image:title>Turbidity Standard, 20 NTU, Polymer Bead Suspension - R8819000-500G</image:title>
      <image:caption>Turbidity Standard, 20 NTU, Polymer Bead Suspension - R8819000-500G</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-usp-purified-sterile-filtered-wfi-quality-r9192000-20s</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/SterileWater20L_fc9ff45f-e17a-4f97-b34a-d633a62108b0.jpg?v=1776329960</image:loc>
      <image:title>Water, USP Purified STERILE Filtered, WFI Quality - R9192000-20S</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/gold-aa-standard-1000-ppm-au-in-3-hcl-aau1kh-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_05e4ddcf-0442-46a5-a806-cc3d28468a5e.png?v=1776329959</image:loc>
      <image:title>Gold AA Standard, 1000 ppm Au in 3% HCl - AAU1KH-500</image:title>
      <image:caption>Gold AA Standard, 1000 ppm Au in 3% HCl - AAU1KH-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/cesium-aa-standard-1000-ppm-cs-in-3-hno-acs1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_fa7d403e-2c85-49cd-8809-86327781d860.png?v=1776329959</image:loc>
      <image:title>Cesium AA Standard, 1000 ppm Cs in 3% HNO? - ACS1KN-500</image:title>
      <image:caption>Cesium AA Standard, 1000 ppm Cs in 3% HNO? - ACS1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-18-ntu-polymer-bead-suspension-r8818000-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_af866fa0-16b2-4584-9f33-bf4689dd68e6.png?v=1776329959</image:loc>
      <image:title>Turbidity Standard, 18 NTU, Polymer Bead Suspension - R8818000-1C</image:title>
      <image:caption>Turbidity Standard, 18 NTU, Polymer Bead Suspension - R8818000-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-hardness-buffer-with-magnesium-edta-9200-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_20f_65d3782f-43b7-42f5-8863-7f6b67812199.png?v=1776329959</image:loc>
      <image:title>Water Hardness Buffer, with Magnesium EDTA - 9200-5</image:title>
      <image:caption>Water Hardness Buffer, with Magnesium EDTA - 9200-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-distilled-reagent-grade-9180-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_62246dbe-6f85-42bd-ae8a-c24c4c5ad282.png?v=1776329959</image:loc>
      <image:title>Water, Distilled, Reagent Grade - 9180-32</image:title>
      <image:caption>Water, Distilled, Reagent Grade - 9180-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/iron-aa-standard-1000-ppm-fe-in-3-hcl-afe1kh-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_bdafdb9d-1e0b-483c-b5e2-118cfec46997.png?v=1776329961</image:loc>
      <image:title>Iron AA Standard, 1000 ppm Fe in 3% HCl - AFE1KH-100</image:title>
      <image:caption>Iron AA Standard, 1000 ppm Fe in 3% HCl - AFE1KH-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-18-ntu-polymer-bead-suspension-r8818000-100c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_6019df78-17b3-4fac-9fd8-63da9a5ef6b9.png?v=1776329961</image:loc>
      <image:title>Turbidity Standard, 18 NTU, Polymer Bead Suspension - R8818000-100C</image:title>
      <image:caption>Turbidity Standard, 18 NTU, Polymer Bead Suspension - R8818000-100C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/wrights-stain-rapid-formula-for-staining-and-general-differentiation-of-blood-corpuscles-9350-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1c_580d769d-60c2-42da-b87b-15b0f7c3c2b4.png?v=1776329960</image:loc>
      <image:title>Wright&apos;s Stain, Rapid Formula, for Staining and General Differentiation of Blood Corpuscles - 9350-32</image:title>
      <image:caption>Wright&apos;s Stain, Rapid Formula, for Staining and General Differentiation of Blood Corpuscles - 9350-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/hafnium-aa-standard-1000-ppm-hf-in-3-hnotr-hf-ahf1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_a98c0d3b-1b98-46b5-aa9e-b856e05a5328.png?v=1776329958</image:loc>
      <image:title>Hafnium AA Standard, 1000 ppm Hf in 3% HNO?/tr HF - AHF1KN-500</image:title>
      <image:caption>Hafnium AA Standard, 1000 ppm Hf in 3% HNO?/tr HF - AHF1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-40-ntu-formazin-r8819040-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_ea53c627-962e-486f-8afb-81cd160520d7.png?v=1776329958</image:loc>
      <image:title>Turbidity Standard, 40 NTU, Formazin - R8819040-1C</image:title>
      <image:caption>Turbidity Standard, 40 NTU, Formazin - R8819040-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/gallium-aa-standard-1000-ppm-ga-in-3-hno-aga1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_cecde446-adbf-4ed5-b5d9-60e0d9d38c62.png?v=1776329959</image:loc>
      <image:title>Gallium AA Standard, 1000 ppm Ga in 3% HNO? - AGA1KN-100</image:title>
      <image:caption>Gallium AA Standard, 1000 ppm Ga in 3% HNO? - AGA1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-usp-purified-nonsterile-r9191000-55e</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-55e_70643474-4330-420f-885b-f99ba11f432a.png?v=1776329960</image:loc>
      <image:title>Water, USP Purified, Nonsterile - R9191000-55E</image:title>
      <image:caption>Water, USP Purified, Nonsterile - R9191000-55E</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/cesium-aa-standard-1000-ppm-cs-in-3-hno-acs1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_9d748383-6d70-4649-a222-925c2ac00378.png?v=1776329958</image:loc>
      <image:title>Cesium AA Standard, 1000 ppm Cs in 3% HNO? - ACS1KN-100</image:title>
      <image:caption>Cesium AA Standard, 1000 ppm Cs in 3% HNO? - ACS1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/iron-aa-standard-1000-ppm-fe-in-3-hno-afe1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_693008d0-b565-43c7-a446-fe892c58c54a.png?v=1776329959</image:loc>
      <image:title>Iron AA Standard, 1000 ppm Fe in 3% HNO? - AFE1KN-500</image:title>
      <image:caption>Iron AA Standard, 1000 ppm Fe in 3% HNO? - AFE1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-hardness-buffer-with-magnesium-edta-9200-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_41035c18-b34b-47ce-8db5-cc113e142523.png?v=1776329960</image:loc>
      <image:title>Water Hardness Buffer, with Magnesium EDTA - 9200-32</image:title>
      <image:caption>Water Hardness Buffer, with Magnesium EDTA - 9200-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/acetic-acid-glacial-acs-reagent-grade-raba0010-20e1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_ae63691c-341b-4450-bec9-d3383b4aca03.png?v=1776329962</image:loc>
      <image:title>Acetic Acid, Glacial, ACS Reagent Grade - RABA0010-20E1</image:title>
      <image:caption>Acetic Acid, Glacial, ACS Reagent Grade - RABA0010-20E1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-usp-ep-jp-purified-r9189000-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_1e9e43d5-c13f-41c8-b5aa-e27b5a4c3d54.png?v=1776329961</image:loc>
      <image:title>Water, USP / EP / JP Purified - R9189000-20F</image:title>
      <image:caption>Water, USP / EP / JP Purified - R9189000-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/acetic-acid-glacial-acs-reagent-grade-raba0010-4c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4c_9152b317-23ac-4841-ba10-fe552568a9a9.png?v=1776329962</image:loc>
      <image:title>Acetic Acid, Glacial, ACS Reagent Grade - RABA0010-4C</image:title>
      <image:caption>Acetic Acid, Glacial, ACS Reagent Grade - RABA0010-4C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/hafnium-aa-standard-1000-ppm-hf-in-3-hnotr-hf-ahf1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_f2306d5b-f448-4667-a47c-9a81cf7f6f5a.png?v=1776329966</image:loc>
      <image:title>Hafnium AA Standard, 1000 ppm Hf in 3% HNO?/tr HF - AHF1KN-100</image:title>
      <image:caption>Hafnium AA Standard, 1000 ppm Hf in 3% HNO?/tr HF - AHF1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-hardness-buffer-odorless-9205-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_974ffe21-04bf-45db-9c21-2b96ba7a4e5e.png?v=1776329962</image:loc>
      <image:title>Water Hardness Buffer, Odorless - 9205-16</image:title>
      <image:caption>Water Hardness Buffer, Odorless - 9205-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-hardness-indicator-1-eriochrome-black-t-in-20-triethanolamine80-isopropyl-alcohol-9301-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_500c_39ee8cbd-be11-4a52-9ad1-80fb2ab70e54.png?v=1776329964</image:loc>
      <image:title>Water Hardness Indicator, 1% Eriochrome Black T in 20% Triethanolamine/80% Isopropyl Alcohol - 9301-16</image:title>
      <image:caption>Water Hardness Indicator, 1% Eriochrome Black T in 20% Triethanolamine/80% Isopropyl Alcohol - 9301-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/ammonium-hydroxide-acs-reagent-grade-raba0020-25d1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_7ce2baef-2362-46df-9ce9-d0fc35162a69.png?v=1776329965</image:loc>
      <image:title>Ammonium Hydroxide, ACS Reagent Grade - RABA0020-2.5D1</image:title>
      <image:caption>Ammonium Hydroxide, ACS Reagent Grade - RABA0020-2.5D1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-aa-standard-1000-ppm-k-in-3-hcl-ak1kh-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_a9655b5f-7bbe-4c1a-aebe-e2ae7b23b0db.png?v=1776329961</image:loc>
      <image:title>Potassium AA Standard, 1000 ppm K in 3% HCl - AK1KH-100</image:title>
      <image:caption>Potassium AA Standard, 1000 ppm K in 3% HCl - AK1KH-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/gadolinium-aa-standard-1000-ppm-gd-in-3-hno-agd1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_9a0d12c7-d23a-41e1-946f-3b6c6a8a6007.png?v=1776329961</image:loc>
      <image:title>Gadolinium AA Standard, 1000 ppm Gd in 3% HNO? - AGD1KN-500</image:title>
      <image:caption>Gadolinium AA Standard, 1000 ppm Gd in 3% HNO? - AGD1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/acetic-acid-glacial-acs-reagent-grade-raba0010-250a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_b20aa056-d7fd-4ba6-8237-482fc3037a18.png?v=1776329965</image:loc>
      <image:title>Acetic Acid, Glacial, ACS Reagent Grade - RABA0010-250A</image:title>
      <image:caption>Acetic Acid, Glacial, ACS Reagent Grade - RABA0010-250A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/iron-aa-standard-10000-ppm-fe-in-5-hno-rafe10kn-500n</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_6c629601-0854-4ed9-9a40-ff67ed9801bb.png?v=1776329965</image:loc>
      <image:title>Iron AA Standard, 10,000 ppm Fe in 5% HNO? - RAFE10KN-500N</image:title>
      <image:caption>Iron AA Standard, 10,000 ppm Fe in 5% HNO? - RAFE10KN-500N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/wrights-stain-regular-formula-for-staining-and-general-differentiation-of-blood-corpuscles-9360-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1c_63eab010-6bbd-4493-975a-352bf435c763.png?v=1776329966</image:loc>
      <image:title>Wright&apos;s Stain, Regular Formula, for Staining and General Differentiation of Blood Corpuscles - 9360-32</image:title>
      <image:caption>Wright&apos;s Stain, Regular Formula, for Staining and General Differentiation of Blood Corpuscles - 9360-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-hardness-buffer-without-magnesium-edta-9201-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_c19577a1-0879-4b15-9f73-7e79a73fe206.png?v=1776329961</image:loc>
      <image:title>Water Hardness Buffer, without Magnesium EDTA - 9201-16</image:title>
      <image:caption>Water Hardness Buffer, without Magnesium EDTA - 9201-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/beryllium-aa-standard-1000-ppm-be-in-3-hno-abe1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_424facc8-306f-42b4-9542-9b50142bc271.png?v=1776329969</image:loc>
      <image:title>Beryllium AA Standard, 1000 ppm Be in 3% HNO? - ABE1KN-100</image:title>
      <image:caption>Beryllium AA Standard, 1000 ppm Be in 3% HNO? - ABE1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-200-ntu-formazin-r8819200-500c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500c_2ca8ea11-4ee8-4364-a200-078a8f37fe6e.png?v=1776329962</image:loc>
      <image:title>Turbidity Standard, 200 NTU, Formazin - R8819200-500C</image:title>
      <image:caption>Turbidity Standard, 200 NTU, Formazin - R8819200-500C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tantalum-aa-standard-1000-ppm-ta-in-hotr-hf-ata1kw-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_d5f01e5b-35be-4c16-8a43-384c50427c53.png?v=1776329964</image:loc>
      <image:title>Tantalum AA Standard, 1000 ppm Ta in H?O/tr HF - ATA1KW-100</image:title>
      <image:caption>Tantalum AA Standard, 1000 ppm Ta in H?O/tr HF - ATA1KW-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/erbium-aa-standard-1000-ppm-er-in-3-hno-aer1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_62242f98-d72b-4a07-a34c-e3159aa9c797.png?v=1776329962</image:loc>
      <image:title>Erbium AA Standard, 1000 ppm Er in 3% HNO? - AER1KN-100</image:title>
      <image:caption>Erbium AA Standard, 1000 ppm Er in 3% HNO? - AER1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-uspep-purified-9190-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_de6c7475-41cd-4e5f-9830-12b4388bf00d.png?v=1776329963</image:loc>
      <image:title>Water, USP/EP Purified - 9190-5</image:title>
      <image:caption>Water, USP/EP Purified - 9190-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-usp-purified-nonsterile-r9191000-330e3</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_c0c58b25-67b6-4955-bac0-b288d806f839.png?v=1776329962</image:loc>
      <image:title>Water, USP Purified, Nonsterile - R9191000-330E3</image:title>
      <image:caption>Water, USP Purified, Nonsterile - R9191000-330E3</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/magnesium-aa-standard-1000-ppm-mg-in-3-hno-amg1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_6820efbb-dc1a-482c-bf7f-c288ac351728.png?v=1776329967</image:loc>
      <image:title>Magnesium AA Standard, 1000 ppm Mg in 3% HNO? - AMG1KN-100</image:title>
      <image:caption>Magnesium AA Standard, 1000 ppm Mg in 3% HNO? - AMG1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-hardness-buffer-odorless-9205-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_3e4968eb-193f-4899-886e-7468a859926a.png?v=1776329963</image:loc>
      <image:title>Water Hardness Buffer, Odorless - 9205-32</image:title>
      <image:caption>Water Hardness Buffer, Odorless - 9205-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/iron-aa-standard-1000-ppm-fe-in-3-hno-afe1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_3baa1106-f0a3-4ab4-b6e8-fa6c58208af5.png?v=1776329963</image:loc>
      <image:title>Iron AA Standard, 1000 ppm Fe in 3% HNO? - AFE1KN-100</image:title>
      <image:caption>Iron AA Standard, 1000 ppm Fe in 3% HNO? - AFE1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/beryllium-aa-standard-1000-ppm-be-in-3-hno-abe1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_7a909d46-8a5c-42d7-b67d-07730e8699c3.png?v=1776329963</image:loc>
      <image:title>Beryllium AA Standard, 1000 ppm Be in 3% HNO? - ABE1KN-500</image:title>
      <image:caption>Beryllium AA Standard, 1000 ppm Be in 3% HNO? - ABE1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-hardness-indicator-05-wv-eriochrome-black-t-in-2-methoxyethanol-9300-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1c_3c1d1a87-844d-4f02-8d73-0680231e0a20.png?v=1776329966</image:loc>
      <image:title>Water Hardness Indicator, 0.5% (w/v) Eriochrome Black T in 2-Methoxyethanol - 9300-32</image:title>
      <image:caption>Water Hardness Indicator, 0.5% (w/v) Eriochrome Black T in 2-Methoxyethanol - 9300-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-aa-standard-1000-ppm-k-in-3-hno-ak1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_760cc0d2-7e7f-4ebe-b090-087c8e32c68c.png?v=1776329964</image:loc>
      <image:title>Potassium AA Standard, 1000 ppm K in 3% HNO? - AK1KN-100</image:title>
      <image:caption>Potassium AA Standard, 1000 ppm K in 3% HNO? - AK1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/mercury-aa-standard-1000-ppm-hg-in-3-hno-ahg1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_971f9642-102d-427d-8b52-720af762c162.png?v=1776329967</image:loc>
      <image:title>Mercury AA Standard, 1000 ppm Hg in 3% HNO? - AHG1KN-500</image:title>
      <image:caption>Mercury AA Standard, 1000 ppm Hg in 3% HNO? - AHG1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-hardness-indicator-05-wv-eriochrome-black-t-in-2-methoxyethanol-9300-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_500c_d38aa8f2-b105-4c18-aba5-0e558b48dd44.png?v=1776329968</image:loc>
      <image:title>Water Hardness Indicator, 0.5% (w/v) Eriochrome Black T in 2-Methoxyethanol - 9300-16</image:title>
      <image:caption>Water Hardness Indicator, 0.5% (w/v) Eriochrome Black T in 2-Methoxyethanol - 9300-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/barium-aa-standard-1000-ppm-ba-in-3-hcl-aba1kh-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_9da6098b-2913-4ea7-afeb-fab365c8e60b.png?v=1776329970</image:loc>
      <image:title>Barium AA Standard, 1000 ppm Ba in 3% HCl - ABA1KH-500</image:title>
      <image:caption>Barium AA Standard, 1000 ppm Ba in 3% HCl - ABA1KH-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/barium-aa-standard-1000-ppm-ba-in-3-hno-aba1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_f3bebe17-4179-4764-8871-6695cfa746b3.png?v=1776329964</image:loc>
      <image:title>Barium AA Standard, 1000 ppm Ba in 3% HNO? - ABA1KN-100</image:title>
      <image:caption>Barium AA Standard, 1000 ppm Ba in 3% HNO? - ABA1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/ammonium-hydroxide-acs-reagent-grade-raba0020-500d1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_2cde981f-168c-4200-bde1-d37b99d1cbe2.png?v=1776329966</image:loc>
      <image:title>Ammonium Hydroxide, ACS Reagent Grade - RABA0020-500D1</image:title>
      <image:caption>Ammonium Hydroxide, ACS Reagent Grade - RABA0020-500D1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/gadolinium-aa-standard-1000-ppm-gd-in-3-hno-agd1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_115aa556-37b1-4ec3-a6bc-ce7cca4a959f.png?v=1776329966</image:loc>
      <image:title>Gadolinium AA Standard, 1000 ppm Gd in 3% HNO? - AGD1KN-100</image:title>
      <image:caption>Gadolinium AA Standard, 1000 ppm Gd in 3% HNO? - AGD1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/germanium-aa-standard-1000-ppm-ge-in-hotr-hf-age1kw-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_9e6b9620-d4c5-4f62-93eb-300adfa7a744.png?v=1776329964</image:loc>
      <image:title>Germanium AA Standard, 1000 ppm Ge in H?O/tr HF - AGE1KW-100</image:title>
      <image:caption>Germanium AA Standard, 1000 ppm Ge in H?O/tr HF - AGE1KW-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-hardness-indicator-1-eriochrome-black-t-in-20-triethanolamine80-isopropyl-alcohol-9301-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_120c_49397f75-e62e-458e-be01-59c161b26e7c.png?v=1776329966</image:loc>
      <image:title>Water Hardness Indicator, 1% Eriochrome Black T in 20% Triethanolamine/80% Isopropyl Alcohol - 9301-4</image:title>
      <image:caption>Water Hardness Indicator, 1% Eriochrome Black T in 20% Triethanolamine/80% Isopropyl Alcohol - 9301-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-hardness-buffer-with-magnesium-edta-9200-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_00d3b3a0-8991-42dd-92bd-2c0976f2a1a8.png?v=1776329965</image:loc>
      <image:title>Water Hardness Buffer, with Magnesium EDTA - 9200-16</image:title>
      <image:caption>Water Hardness Buffer, with Magnesium EDTA - 9200-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/iron-aa-standard-1000-ppm-fe-in-3-hcl-afe1kh-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_e951107a-f633-4c53-941b-45164ebcb235.png?v=1776329967</image:loc>
      <image:title>Iron AA Standard, 1000 ppm Fe in 3% HCl - AFE1KH-500</image:title>
      <image:caption>Iron AA Standard, 1000 ppm Fe in 3% HCl - AFE1KH-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/formic-acid-88-ww-acs-reagent-grade-rabf0500-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_63cb3c5d-30f0-402d-bab5-93f20b5f813f.png?v=1776329969</image:loc>
      <image:title>Formic Acid, 88% w/w, ACS Reagent grade - RABF0500-1</image:title>
      <image:caption>Formic Acid, 88% w/w, ACS Reagent grade - RABF0500-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/copper-aa-standard-1000-ppm-cu-in-3-hno-acu1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_fedd0d3d-6e99-4e54-96d7-c98ad9966f54.png?v=1776329968</image:loc>
      <image:title>Copper AA Standard, 1000 ppm Cu in 3% HNO? - ACU1KN-500</image:title>
      <image:caption>Copper AA Standard, 1000 ppm Cu in 3% HNO? - ACU1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/xylenol-orange-indicator-01-wv-9386-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_621500ee-8502-4571-8b3c-9522a1d347a1.png?v=1776329967</image:loc>
      <image:title>Xylenol Orange Indicator, 0.1% (w/v) - 9386-32</image:title>
      <image:caption>Xylenol Orange Indicator, 0.1% (w/v) - 9386-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-40-ntu-formazin-r8819040-100c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_c4921a60-f40f-45fe-b41d-2b9260d4c643.png?v=1776329967</image:loc>
      <image:title>Turbidity Standard, 40 NTU, Formazin - R8819040-100C</image:title>
      <image:caption>Turbidity Standard, 40 NTU, Formazin - R8819040-100C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/hexavalent-chromium-aa-standard-1000-ppm-cr-in-3-hno-acr61kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_fd1ec251-fe18-4cac-9b4f-fc4a9d2aad79.png?v=1776329966</image:loc>
      <image:title>Hexavalent Chromium AA Standard, 1000 ppm Cr?? in 3% HNO? - ACR61KN-100</image:title>
      <image:caption>Hexavalent Chromium AA Standard, 1000 ppm Cr?? in 3% HNO? - ACR61KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-30-ntu-r8819030-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_2164c135-59c3-4861-a902-8f761189acee.png?v=1776329966</image:loc>
      <image:title>Turbidity Standard, 30 NTU - R8819030-1C</image:title>
      <image:caption>Turbidity Standard, 30 NTU - R8819030-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-400-ntu-formazin-r8819400-20f</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_20f_c5605adb-fc99-4c84-80ad-8175f7ca95f9.png?v=1776329966</image:loc>
      <image:title>Turbidity Standard, 400 NTU, Formazin - R8819400-20F</image:title>
      <image:caption>Turbidity Standard, 400 NTU, Formazin - R8819400-20F</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-hardness-buffer-without-magnesium-edta-9201-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_325ae7bc-7e56-4f3e-b389-2e1883f5bb51.png?v=1776329966</image:loc>
      <image:title>Water Hardness Buffer, without Magnesium EDTA - 9201-32</image:title>
      <image:caption>Water Hardness Buffer, without Magnesium EDTA - 9201-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/xylenol-orange-indicator-005-wv-r9385500-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1a_e0a4520f-9bb3-467a-bd0d-8f71e39bbbae.png?v=1776329966</image:loc>
      <image:title>Xylenol Orange Indicator, 0.05% (w/v) - R9385500-1A</image:title>
      <image:caption>Xylenol Orange Indicator, 0.05% (w/v) - R9385500-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/erbium-aa-standard-1000-ppm-er-in-3-hno-aer1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_1845b110-4730-4d49-a113-18bf9ccfc04d.png?v=1776329969</image:loc>
      <image:title>Erbium AA Standard, 1000 ppm Er in 3% HNO? - AER1KN-500</image:title>
      <image:caption>Erbium AA Standard, 1000 ppm Er in 3% HNO? - AER1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/wrights-stain-rapid-formula-for-staining-and-general-differentiation-of-blood-corpuscles-9350-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_500c_e30a6c6e-c49c-416d-b02d-9b854811bfc5.png?v=1776329966</image:loc>
      <image:title>Wright&apos;s Stain, Rapid Formula, for Staining and General Differentiation of Blood Corpuscles - 9350-16</image:title>
      <image:caption>Wright&apos;s Stain, Rapid Formula, for Staining and General Differentiation of Blood Corpuscles - 9350-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/germanium-aa-standard-1000-ppm-ge-in-hotr-hf-age1kw-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_e6c6abf8-2a47-4a62-aa77-ff0afb6db6f4.png?v=1776329969</image:loc>
      <image:title>Germanium AA Standard, 1000 ppm Ge in H?O/tr HF - AGE1KW-500</image:title>
      <image:caption>Germanium AA Standard, 1000 ppm Ge in H?O/tr HF - AGE1KW-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/barium-aa-standard-1000-ppm-ba-in-3-hno-aba1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_643665c4-31a4-4396-8cd5-fd8fdcce0b00.png?v=1776329968</image:loc>
      <image:title>Barium AA Standard, 1000 ppm Ba in 3% HNO? - ABA1KN-500</image:title>
      <image:caption>Barium AA Standard, 1000 ppm Ba in 3% HNO? - ABA1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/lanthanum-aa-standard-1000-ppm-la-in-3-hno-ala1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_fca561b1-de57-4e71-bdc3-c9dc0d8cd80d.png?v=1776329970</image:loc>
      <image:title>Lanthanum AA Standard, 1000 ppm La in 3% HNO? - ALA1KN-100</image:title>
      <image:caption>Lanthanum AA Standard, 1000 ppm La in 3% HNO? - ALA1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-uspep-purified-9190-5hp</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_394f0042-e572-48cf-a379-acb658b1ff17.png?v=1776329970</image:loc>
      <image:title>Water, USP/EP Purified - 9190-5HP</image:title>
      <image:caption>Water, USP/EP Purified - 9190-5HP</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/formic-acid-99-rabf0950-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_21862c43-3241-47a6-9e5b-d8e693f7aeac.png?v=1776329970</image:loc>
      <image:title>Formic Acid, 99% - RABF0950-1A</image:title>
      <image:caption>Formic Acid, 99% - RABF0950-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-200-ntu-formazin-r8819200-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_af128a53-950e-4d7e-ab67-9c3e01ce3951.png?v=1776329967</image:loc>
      <image:title>Turbidity Standard, 200 NTU, Formazin - R8819200-1C</image:title>
      <image:caption>Turbidity Standard, 200 NTU, Formazin - R8819200-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/europium-aa-standard-1000-ppm-eu-in-3-hno-aeu1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_d584eca9-1ba3-40a8-98dd-633dfe85a181.png?v=1776329971</image:loc>
      <image:title>Europium AA Standard, 1000 ppm Eu in 3% HNO? - AEU1KN-500</image:title>
      <image:caption>Europium AA Standard, 1000 ppm Eu in 3% HNO? - AEU1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-hardness-indicator-05-wv-eriochrome-black-t-in-2-methoxyethanol-9300-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_120c_c5c0d800-2f5e-4d59-97b1-cc4ae55e9b40.png?v=1776329969</image:loc>
      <image:title>Water Hardness Indicator, 0.5% (w/v) Eriochrome Black T in 2-Methoxyethanol - 9300-4</image:title>
      <image:caption>Water Hardness Indicator, 0.5% (w/v) Eriochrome Black T in 2-Methoxyethanol - 9300-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/lutetium-aa-standard-1000-ppm-lu-in-3-hno-alu1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_02eb2328-1b32-40c7-bce3-20aee2c3bffe.png?v=1776329967</image:loc>
      <image:title>Lutetium AA Standard, 1000 ppm Lu in 3% HNO? - ALU1KN-500</image:title>
      <image:caption>Lutetium AA Standard, 1000 ppm Lu in 3% HNO? - ALU1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/wrights-stain-regular-formula-for-staining-and-general-differentiation-of-blood-corpuscles-9360-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_4c_729198b4-b050-4c7d-8ea9-f51b1405798c.png?v=1776329968</image:loc>
      <image:title>Wright&apos;s Stain, Regular Formula, for Staining and General Differentiation of Blood Corpuscles - 9360-1</image:title>
      <image:caption>Wright&apos;s Stain, Regular Formula, for Staining and General Differentiation of Blood Corpuscles - 9360-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/working-buffer-for-ammonia-nitrogen-method-a022-r9322100-1a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1a_e0132eec-eeb3-4b38-98a2-20da3293320a.png?v=1776329972</image:loc>
      <image:title>Working Buffer, for Ammonia Nitrogen Method A022 - R9322100-1A</image:title>
      <image:caption>Working Buffer, for Ammonia Nitrogen Method A022 - R9322100-1A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/formic-acid-99-rabf0950-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_33f1bd30-9cec-4ae8-9811-627f5395f808.png?v=1776329970</image:loc>
      <image:title>Formic Acid, 99% - RABF0950-4A</image:title>
      <image:caption>Formic Acid, 99% - RABF0950-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-acs-reagent-grade-astm-type-i-astm-type-ii-packaged-in-plastic-containers-9150-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_4a_794c23a7-d817-4b8c-ad91-a8d6edb96f5f.png?v=1776329970</image:loc>
      <image:title>Water ACS Reagent Grade (ASTM Type I &amp; II, 4L Plastic Container, R9152000-4A)</image:title>
      <image:caption>Water, ACS Reagent Grade, ASTM Type I, ASTM Type II Packaged in plastic containers - 9150-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/mercury-aa-standard-1000-ppm-hg-in-3-hno-ahg1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_84151dca-f75a-44e7-bc83-f6a17becc7e1.png?v=1776329968</image:loc>
      <image:title>Mercury AA Standard, 1000 ppm Hg in 3% HNO? - AHG1KN-100</image:title>
      <image:caption>Mercury AA Standard, 1000 ppm Hg in 3% HNO? - AHG1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-aa-standard-1000-ppm-k-in-3-hcl-ak1kh-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_d13f4cd3-851b-498e-aeb4-ee31114b8671.png?v=1776329969</image:loc>
      <image:title>Potassium AA Standard, 1000 ppm K in 3% HCl - AK1KH-500</image:title>
      <image:caption>Potassium AA Standard, 1000 ppm K in 3% HCl - AK1KH-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-50-ntu-polymer-bead-suspension-r8819050-500g</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_abed6b12-737c-40a9-9609-f064818691ff.png?v=1776329971</image:loc>
      <image:title>Turbidity Standard, 50 NTU, Polymer Bead Suspension - R8819050-500G</image:title>
      <image:caption>Turbidity Standard, 50 NTU, Polymer Bead Suspension - R8819050-500G</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/hydrochloric-acid-acs-reagent-grade-rabh0010-25d1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_0a95040b-2253-40bc-a9f2-094bfba6d35a.png?v=1776329972</image:loc>
      <image:title>Hydrochloric Acid, ACS Reagent Grade - RABH0010-2.5D1</image:title>
      <image:caption>Hydrochloric Acid, ACS Reagent Grade - RABH0010-2.5D1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/thorium-aa-standard-1000-ppm-th-in-3-hno-ath1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_20caa8be-dbe5-4631-bf54-5811308f530a.png?v=1776329972</image:loc>
      <image:title>Thorium AA Standard, 1000 ppm Th in 3% HNO? - ATH1KN-500</image:title>
      <image:caption>Thorium AA Standard, 1000 ppm Th in 3% HNO? - ATH1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/iron-aa-standard-10000-ppm-fe-in-5-hno-afe10kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_c2edd251-989b-4ef5-a4e9-d0910821ada5.png?v=1776329972</image:loc>
      <image:title>Iron AA Standard, 10,000 ppm Fe in 5% HNO? - AFE10KN-100</image:title>
      <image:caption>Iron AA Standard, 10,000 ppm Fe in 5% HNO? - AFE10KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zenkers-fixative-solution-mercuric-chloride-potassium-dichromate-sodium-sulfate-mixture-9410-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_1a_d3654711-9595-4225-ab5c-0f3617fc43b2.png?v=1776329970</image:loc>
      <image:title>Zenker&apos;s Fixative Solution Mercuric Chloride-Potassium Dichromate-Sodium Sulfate Mixture - 9410-32</image:title>
      <image:caption>Zenker&apos;s Fixative Solution Mercuric Chloride-Potassium Dichromate-Sodium Sulfate Mixture - 9410-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/hydrochloric-acid-acs-reagent-grade-rabh0010-4c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4c_debfa289-2803-4eed-abce-cc045bc8027f.png?v=1776329971</image:loc>
      <image:title>Hydrochloric Acid, ACS Reagent Grade - RABH0010-4C</image:title>
      <image:caption>Hydrochloric Acid, ACS Reagent Grade - RABH0010-4C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/xylenol-orange-indicator-01-wv-9386-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120a_61f5c659-a4e1-4387-acbd-c1f2795f24fb.png?v=1776329969</image:loc>
      <image:title>Xylenol Orange Indicator, 0.1% (w/v) - 9386-4</image:title>
      <image:caption>Xylenol Orange Indicator, 0.1% (w/v) - 9386-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/barium-aa-standard-1000-ppm-ba-in-3-hcl-aba1kh-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_d02df1e5-0be2-4d65-ae64-2c76f007bdcc.png?v=1776329970</image:loc>
      <image:title>Barium AA Standard, 1000 ppm Ba in 3% HCl - ABA1KH-100</image:title>
      <image:caption>Barium AA Standard, 1000 ppm Ba in 3% HCl - ABA1KH-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/titanium-aa-standard-1000-ppm-ti-in-3-hno-ati1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_f88b4510-38c5-4225-8e7f-b8dde632220e.png?v=1776329970</image:loc>
      <image:title>Titanium AA Standard, 1000 ppm Ti in 3% HNO? - ATI1KN-100</image:title>
      <image:caption>Titanium AA Standard, 1000 ppm Ti in 3% HNO? - ATI1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/xylenol-orange-ts-01-wv-in-alcohol-9387-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_120a_3f5c0508-0fcc-4ede-8f06-8b6da0d62319.png?v=1776329972</image:loc>
      <image:title>Xylenol Orange TS, 0.1% (w/v) in Alcohol - 9387-4</image:title>
      <image:caption>Xylenol Orange TS, 0.1% (w/v) in Alcohol - 9387-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-distilled-reagent-grade-9180-5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_20f_bbfba790-4c1e-4d60-a1df-7c4c338628ac.png?v=1776329972</image:loc>
      <image:title>Water, Distilled, Reagent Grade - 9180-5</image:title>
      <image:caption>Water, Distilled, Reagent Grade - 9180-5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/indium-aa-standard-1000-ppm-in-in-3-hno-ain1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_f14e9379-136f-4185-98f7-a9de84b05b01.png?v=1776329974</image:loc>
      <image:title>Indium AA Standard, 1000 ppm In in 3% HNO? - AIN1KN-500</image:title>
      <image:caption>Indium AA Standard, 1000 ppm In in 3% HNO? - AIN1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/indium-aa-standard-1000-ppm-in-in-3-hno-ain1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_f5a49b6e-3b9c-4607-8cd6-7dbd143fecf6.png?v=1776329975</image:loc>
      <image:title>Indium AA Standard, 1000 ppm In in 3% HNO? - AIN1KN-100</image:title>
      <image:caption>Indium AA Standard, 1000 ppm In in 3% HNO? - AIN1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/bismuth-aa-standard-1000-ppm-bi-in-3-hno-abi1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_19d705a6-a8fb-466c-b9d6-47a6e25c468d.png?v=1776329972</image:loc>
      <image:title>Bismuth AA Standard, 1000 ppm Bi in 3% HNO? - ABI1KN-100</image:title>
      <image:caption>Bismuth AA Standard, 1000 ppm Bi in 3% HNO? - ABI1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/hydrochloric-acid-acs-reagent-grade-rabh0010-500d1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_27672bd1-26d8-458c-be12-9a774ec804f9.png?v=1776329975</image:loc>
      <image:title>Hydrochloric Acid, ACS Reagent Grade - RABH0010-500D1</image:title>
      <image:caption>Hydrochloric Acid, ACS Reagent Grade - RABH0010-500D1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/lutetium-aa-standard-1000-ppm-lu-in-3-hno-alu1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_6ae20092-5d68-498a-bc9f-3c641b3cdee2.png?v=1776329973</image:loc>
      <image:title>Lutetium AA Standard, 1000 ppm Lu in 3% HNO? - ALU1KN-100</image:title>
      <image:caption>Lutetium AA Standard, 1000 ppm Lu in 3% HNO? - ALU1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/lithium-aa-standard-1000-ppm-li-in-3-hcl-ali1kh-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_aea01ae8-f35a-484e-b48d-627a82a28b53.png?v=1776329975</image:loc>
      <image:title>Lithium AA Standard, 1000 ppm Li in 3% HCl - ALI1KH-500</image:title>
      <image:caption>Lithium AA Standard, 1000 ppm Li in 3% HCl - ALI1KH-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-500-ntu-formazin-r8819500-100c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_811fd916-441a-4b3a-a86a-8e34b768cab6.png?v=1776329972</image:loc>
      <image:title>Turbidity Standard, 500 NTU, Formazin - R8819500-100C</image:title>
      <image:caption>Turbidity Standard, 500 NTU, Formazin - R8819500-100C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/hydrochloric-acid-acs-reagent-grade-rabh0010-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_a55bf686-9ae4-49f2-b473-384ea221f453.png?v=1776329974</image:loc>
      <image:title>Hydrochloric Acid, ACS Reagent Grade - RABH0010-4A</image:title>
      <image:caption>Hydrochloric Acid, ACS Reagent Grade - RABH0010-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/manganese-aa-standard-1000-ppm-mn-in-3-hcl-amn1kh-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_74bd5c8a-c53e-4522-b393-4c665dbe434f.png?v=1776329972</image:loc>
      <image:title>Manganese AA Standard, 1000 ppm Mn in 3% HCl - AMN1KH-100</image:title>
      <image:caption>Manganese AA Standard, 1000 ppm Mn in 3% HCl - AMN1KH-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/iridium-aa-standard-1000-ppm-ir-in-10-hcl-air1kh-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_df427dda-a932-4676-ad93-d30fbdf2f64e.png?v=1776329972</image:loc>
      <image:title>Iridium AA Standard, 1000 ppm Ir in 10% HCl - AIR1KH-100</image:title>
      <image:caption>Iridium AA Standard, 1000 ppm Ir in 10% HCl - AIR1KH-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/hydrochloric-acid-acs-reagent-grade-rabh0010-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1c_24988d8e-5529-4b87-8f8a-3fe85beb7674.png?v=1776329975</image:loc>
      <image:title>Hydrochloric Acid, ACS Reagent Grade - RABH0010-1C</image:title>
      <image:caption>Hydrochloric Acid, ACS Reagent Grade - RABH0010-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/xylenol-orange-indicator-02-wv-in-alcohol-9388-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_120a_7013e5ba-fe8e-4ce1-bca2-4c42b10e113a.png?v=1776329974</image:loc>
      <image:title>Xylenol Orange Indicator, 0.2% (w/v) in Alcohol - 9388-4</image:title>
      <image:caption>Xylenol Orange Indicator, 0.2% (w/v) in Alcohol - 9388-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-aa-standard-1000-ppm-k-in-3-hno-ak1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_3b40fc0c-c643-4163-9db9-aa7dea85915c.png?v=1776329975</image:loc>
      <image:title>Potassium AA Standard, 1000 ppm K in 3% HNO? - AK1KN-500</image:title>
      <image:caption>Potassium AA Standard, 1000 ppm K in 3% HNO? - AK1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/formic-acid-99-rabf0950-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_d7b593f7-e082-4031-a6e9-ba45fa1a0cd4.png?v=1776329975</image:loc>
      <image:title>Formic Acid, 99% - RABF0950-500A</image:title>
      <image:caption>Formic Acid, 99% - RABF0950-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/turbidity-standard-123-ntu-polymer-bead-suspension-r8810000-500g</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_c2f388ab-e13c-4dc9-ab87-e3f184418a1a.png?v=1776329977</image:loc>
      <image:title>Turbidity Standard, 123 NTU, Polymer Bead Suspension - R8810000-500G</image:title>
      <image:caption>Turbidity Standard, 123 NTU, Polymer Bead Suspension - R8810000-500G</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/formic-acid-88-ww-acs-reagent-grade-rabf0500-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_e4dd5e45-dd91-4618-aa05-e695e5fc3782.png?v=1776329977</image:loc>
      <image:title>Formic Acid, 88% w/w, ACS Reagent grade - RABF0500-500A</image:title>
      <image:caption>Formic Acid, 88% w/w, ACS Reagent grade - RABF0500-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/thallium-aa-standard-1000-ppm-tl-in-3-hno-atl1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_33260114-52e4-4925-86df-dfe87bcab36b.png?v=1776329977</image:loc>
      <image:title>Thallium AA Standard, 1000 ppm Tl in 3% HNO? - ATL1KN-100</image:title>
      <image:caption>Thallium AA Standard, 1000 ppm Tl in 3% HNO? - ATL1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tellurium-aa-standard-1000-ppm-te-in-3-hno-ate1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_d6e49350-e8a7-4500-bba9-b03251d4a3ea.png?v=1776329975</image:loc>
      <image:title>Tellurium AA Standard, 1000 ppm Te in 3% HNO? - ATE1KN-500</image:title>
      <image:caption>Tellurium AA Standard, 1000 ppm Te in 3% HNO? - ATE1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/bismuth-aa-standard-1000-ppm-bi-in-3-hno-abi1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_cb54f395-270e-4da7-8687-60ba673d57ff.png?v=1776329977</image:loc>
      <image:title>Bismuth AA Standard, 1000 ppm Bi in 3% HNO? - ABI1KN-500</image:title>
      <image:caption>Bismuth AA Standard, 1000 ppm Bi in 3% HNO? - ABI1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/hydrochloric-acid-37-trace-metals-grade-rabh0020-25d</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_081370c1-3eda-493c-b10b-5adc0259fc33.png?v=1776329980</image:loc>
      <image:title>Hydrochloric Acid, 37%, Trace Metals grade - RABH0020-2.5D</image:title>
      <image:caption>Hydrochloric Acid, 37%, Trace Metals grade - RABH0020-2.5D</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/thorium-aa-standard-1000-ppm-th-in-3-hno-ath1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_5b37e07b-75ab-4b25-84df-5934cda95184.png?v=1776329977</image:loc>
      <image:title>Thorium AA Standard, 1000 ppm Th in 3% HNO? - ATH1KN-100</image:title>
      <image:caption>Thorium AA Standard, 1000 ppm Th in 3% HNO? - ATH1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/alternate-water-standard-ii-metals-raltwat2-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_eb229f9a-c8f6-434a-92a5-2f7fb07d46a7.png?v=1776329977</image:loc>
      <image:title>Alternate Water Standard II (Metals) - RALTWAT2-100</image:title>
      <image:caption>Alternate Water Standard II (Metals) - RALTWAT2-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-hardness-buffer-odorless-9205-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_a9a52945-ef22-4722-93c9-c681ad6dd097.png?v=1776329977</image:loc>
      <image:title>Water Hardness Buffer, Odorless - 9205-1</image:title>
      <image:caption>Water Hardness Buffer, Odorless - 9205-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-aa-standard-1000-ppm-k-in-ho-ak1kw-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_ba28dbb6-8e79-4b92-b733-0ce6a1007177.png?v=1776329976</image:loc>
      <image:title>Potassium AA Standard, 1000 ppm K in H?O - AK1KW-100</image:title>
      <image:caption>Potassium AA Standard, 1000 ppm K in H?O - AK1KW-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/xylenol-orange-01-in-sodium-chloride-r9394000-500c2</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_8270fd01-e6ca-4579-897f-d3275d98dbbe.png?v=1776329977</image:loc>
      <image:title>Xylenol Orange, 0.1% in Sodium Chloride - R9394000-500C2</image:title>
      <image:caption>Xylenol Orange, 0.1% in Sodium Chloride - R9394000-500C2</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/wright-giemsa-stain-mixture-9380-32</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1c_c1ad2b8c-8d07-451f-86fc-517393078255.png?v=1776329978</image:loc>
      <image:title>Wright-Giemsa Stain Mixture - 9380-32</image:title>
      <image:caption>Wright-Giemsa Stain Mixture - 9380-32</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/uranium-aa-standard-1000-ppm-u-in-3-hno-au1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_1dae5c23-e5ba-414b-a292-3c4a1e741e36.png?v=1776329977</image:loc>
      <image:title>Uranium AA Standard, 1000 ppm U in 3% HNO? - AU1KN-500</image:title>
      <image:caption>Uranium AA Standard, 1000 ppm U in 3% HNO? - AU1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/magnesium-aa-standard-1000-ppm-mg-in-3-hcl-amg1kh-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_eab78e54-eae8-48e7-8718-c338df46ffc4.png?v=1776329975</image:loc>
      <image:title>Magnesium AA Standard, 1000 ppm Mg in 3% HCl - AMG1KH-100</image:title>
      <image:caption>Magnesium AA Standard, 1000 ppm Mg in 3% HCl - AMG1KH-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/magnesium-aa-standard-1000-ppm-mg-in-3-hcl-amg1kh-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_3fe74fa8-ed57-4b6c-9a70-33defd41859e.png?v=1776329978</image:loc>
      <image:title>Magnesium AA Standard, 1000 ppm Mg in 3% HCl - AMG1KH-500</image:title>
      <image:caption>Magnesium AA Standard, 1000 ppm Mg in 3% HCl - AMG1KH-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/hydrofluoric-acid-48-acs-reagent-grade-rabh0200-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_3d755ea0-83c6-4a8e-a0e9-6ba096bb9b58.png?v=1776329977</image:loc>
      <image:title>Hydrofluoric Acid, 48%, ACS Reagent Grade - RABH0200-500A</image:title>
      <image:caption>Hydrofluoric Acid, 48%, ACS Reagent Grade - RABH0200-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/lithium-aa-standard-1000-ppm-li-in-3-hcl-ali1kh-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_b01f14c5-816a-4dfc-83c3-1459d9243da9.png?v=1776329977</image:loc>
      <image:title>Lithium AA Standard, 1000 ppm Li in 3% HCl - ALI1KH-100</image:title>
      <image:caption>Lithium AA Standard, 1000 ppm Li in 3% HCl - ALI1KH-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/nitric-acid-acs-reagent-grade-rabn0010-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1c_d339d057-486a-40b6-86f7-c8b532533d01.png?v=1776329980</image:loc>
      <image:title>Nitric Acid, ACS Reagent Grade - RABN0010-1C</image:title>
      <image:caption>Nitric Acid, ACS Reagent Grade - RABN0010-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/titanium-aa-standard-1000-ppm-ti-in-15-hcl-ati1kh-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_53327203-760e-4ac7-bbbf-75e193129b44.png?v=1776329978</image:loc>
      <image:title>Titanium AA Standard, 1000 ppm Ti in 15% HCl - ATI1KH-100</image:title>
      <image:caption>Titanium AA Standard, 1000 ppm Ti in 15% HCl - ATI1KH-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/europium-aa-standard-1000-ppm-eu-in-3-hno-aeu1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_c5587065-5ce3-42d9-8a4a-aa8ea4d44126.png?v=1776329978</image:loc>
      <image:title>Europium AA Standard, 1000 ppm Eu in 3% HNO? - AEU1KN-100</image:title>
      <image:caption>Europium AA Standard, 1000 ppm Eu in 3% HNO? - AEU1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/thallium-aa-standard-1000-ppm-tl-in-3-hno-atl1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_76657b74-e058-4557-a686-cb7bc95d39e9.png?v=1776329978</image:loc>
      <image:title>Thallium AA Standard, 1000 ppm Tl in 3% HNO? - ATL1KN-500</image:title>
      <image:caption>Thallium AA Standard, 1000 ppm Tl in 3% HNO? - ATL1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/magnesium-aa-standard-1000-ppm-mg-in-3-hno-amg1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_2f3956e5-39fd-491e-a00d-010a548b4550.png?v=1776329978</image:loc>
      <image:title>Magnesium AA Standard, 1000 ppm Mg in 3% HNO? - AMG1KN-500</image:title>
      <image:caption>Magnesium AA Standard, 1000 ppm Mg in 3% HNO? - AMG1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/lanthanum-aa-standard-1000-ppm-la-in-3-hno-ala1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_ec33c3c8-0a31-47ff-ba0f-d5bf00388a5a.png?v=1776329978</image:loc>
      <image:title>Lanthanum AA Standard, 1000 ppm La in 3% HNO? - ALA1KN-500</image:title>
      <image:caption>Lanthanum AA Standard, 1000 ppm La in 3% HNO? - ALA1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/wright-giemsa-stain-mixture-9380-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_500c_546046cb-f80d-4617-a42e-202da4aeca2d.png?v=1776329978</image:loc>
      <image:title>Wright-Giemsa Stain Mixture - 9380-16</image:title>
      <image:caption>Wright-Giemsa Stain Mixture - 9380-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-acs-reagent-grade-rabs0030-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1c_3677343e-7a4b-4501-b998-014e0dcf2658.png?v=1776329979</image:loc>
      <image:title>Sulfuric Acid, ACS Reagent Grade - RABS0030-1C</image:title>
      <image:caption>Sulfuric Acid, ACS Reagent Grade - RABS0030-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tellurium-aa-standard-1000-ppm-te-in-3-hcl-ate1kh-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_df4efee4-370d-421a-a5a3-775bdf1db65b.png?v=1776329980</image:loc>
      <image:title>Tellurium AA Standard, 1000 ppm Te in 3% HCl - ATE1KH-100</image:title>
      <image:caption>Tellurium AA Standard, 1000 ppm Te in 3% HCl - ATE1KH-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zenkers-fixative-solution-mercuric-chloride-potassium-dichromate-sodium-sulfate-mixture-9410-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_4a_0f610f5f-0efd-47c7-adf9-11f5d22b8418.png?v=1776329979</image:loc>
      <image:title>Zenker&apos;s Fixative Solution Mercuric Chloride-Potassium Dichromate-Sodium Sulfate Mixture - 9410-1</image:title>
      <image:caption>Zenker&apos;s Fixative Solution Mercuric Chloride-Potassium Dichromate-Sodium Sulfate Mixture - 9410-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zimmerman-reinhardt-reagent-r9427000-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_757c520d-1bb1-4d7b-83bb-48d81dbdd044.png?v=1776329981</image:loc>
      <image:title>Zimmerman-Reinhardt Reagent - R9427000-4A</image:title>
      <image:caption>Zimmerman-Reinhardt Reagent - R9427000-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/xylenol-orange-01-in-sodium-chloride-r9394000-100c2</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_27809539-3aab-4833-966e-4e35c4f73d0e.png?v=1776329981</image:loc>
      <image:title>Xylenol Orange, 0.1% in Sodium Chloride - R9394000-100C2</image:title>
      <image:caption>Xylenol Orange, 0.1% in Sodium Chloride - R9394000-100C2</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/titanium-aa-standard-1000-ppm-ti-in-15-hcl-ati1kh-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_6fa12782-231c-4622-bbda-ab1ee565fa1f.png?v=1776329982</image:loc>
      <image:title>Titanium AA Standard, 1000 ppm Ti in 15% HCl - ATI1KH-500</image:title>
      <image:caption>Titanium AA Standard, 1000 ppm Ti in 15% HCl - ATI1KH-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/thulium-aa-standard-1000-ppm-tm-in-3-hno-atm1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_a4652e67-a67f-4afb-9e63-c2ae5a25a265.png?v=1776329983</image:loc>
      <image:title>Thulium AA Standard, 1000 ppm Tm in 3% HNO? - ATM1KN-100</image:title>
      <image:caption>Thulium AA Standard, 1000 ppm Tm in 3% HNO? - ATM1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/xylenol-orange-indicator-02-wv-in-alcohol-9388-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_500a_8b8001f3-2efc-4a8c-b6de-f97b6f6cef68.png?v=1776329979</image:loc>
      <image:title>Xylenol Orange Indicator, 0.2% (w/v) in Alcohol - 9388-16</image:title>
      <image:caption>Xylenol Orange Indicator, 0.2% (w/v) in Alcohol - 9388-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-aa-standard-1000-ppm-na-in-3-hno-ana1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_79247697-da1a-4773-b2e2-2416ba276d17.png?v=1776329977</image:loc>
      <image:title>Sodium AA Standard, 1000 ppm Na in 3% HNO? - ANA1KN-500</image:title>
      <image:caption>Sodium AA Standard, 1000 ppm Na in 3% HNO? - ANA1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/molybdenum-aa-standard-1000-ppm-mo-in-3-hno-amo1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_29b1f1b0-4b74-4519-9118-f5d9f4dba404.png?v=1776329980</image:loc>
      <image:title>Molybdenum AA Standard, 1000 ppm Mo in 3% HNO? - AMO1KN-100</image:title>
      <image:caption>Molybdenum AA Standard, 1000 ppm Mo in 3% HNO? - AMO1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/xylenol-orange-ts-01-wv-in-alcohol-9387-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_500a_4c290536-09c6-494f-a141-b74f886a2dda.png?v=1776329980</image:loc>
      <image:title>Xylenol Orange TS, 0.1% (w/v) in Alcohol - 9387-16</image:title>
      <image:caption>Xylenol Orange TS, 0.1% (w/v) in Alcohol - 9387-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/phosphoric-acid-acs-reagent-grade-rabp0030-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_1c_17865330-a185-4dfc-9937-34cd435c14b9.png?v=1776329980</image:loc>
      <image:title>Phosphoric Acid, ACS Reagent Grade - RABP0030-1C</image:title>
      <image:caption>Phosphoric Acid, ACS Reagent Grade - RABP0030-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/molybdenum-aa-standard-1000-ppm-mo-in-3-nhoh-amo1kw-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_d83dfa9b-5064-41ec-8cfe-05cd2f778a64.png?v=1776329980</image:loc>
      <image:title>Molybdenum AA Standard, 1000 ppm Mo in 3% NH?OH - AMO1KW-100</image:title>
      <image:caption>Molybdenum AA Standard, 1000 ppm Mo in 3% NH?OH - AMO1KW-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/manganese-aa-standard-1000-ppm-mn-in-3-hno-amn1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_de87eb5b-ba20-4692-8b37-f67d200de14b.png?v=1776329980</image:loc>
      <image:title>Manganese AA Standard, 1000 ppm Mn in 3% HNO? - AMN1KN-100</image:title>
      <image:caption>Manganese AA Standard, 1000 ppm Mn in 3% HNO? - AMN1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/uranium-aa-standard-1000-ppm-u-in-3-hno-au1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_41431ccf-4c0e-4123-a0a6-659718d180da.png?v=1776329980</image:loc>
      <image:title>Uranium AA Standard, 1000 ppm U in 3% HNO? - AU1KN-100</image:title>
      <image:caption>Uranium AA Standard, 1000 ppm U in 3% HNO? - AU1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/molybdenum-aa-standard-1000-ppm-mo-in-3-hno-amo1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_1994b5d4-8756-4fbc-8f96-19545d20f431.png?v=1776329980</image:loc>
      <image:title>Molybdenum AA Standard, 1000 ppm Mo in 3% HNO? - AMO1KN-500</image:title>
      <image:caption>Molybdenum AA Standard, 1000 ppm Mo in 3% HNO? - AMO1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tungsten-aa-standard-1000-ppm-w-in-2-hno1-hf-aw1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_6ed9dc90-103d-4c9c-a001-255837aadb2c.png?v=1776329983</image:loc>
      <image:title>Tungsten AA Standard, 1000 ppm W in 2% HNO?/1% HF - AW1KN-500</image:title>
      <image:caption>Tungsten AA Standard, 1000 ppm W in 2% HNO?/1% HF - AW1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/molybdenum-aa-standard-1000-ppm-mo-in-3-hcltr-hf-amo1kh-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_2bec8e18-5305-449e-bd81-97052bead689.png?v=1776329979</image:loc>
      <image:title>Molybdenum AA Standard, 1000 ppm Mo in 3% HCl/tr HF - AMO1KH-100</image:title>
      <image:caption>Molybdenum AA Standard, 1000 ppm Mo in 3% HCl/tr HF - AMO1KH-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/nitric-acid-70-ww-trace-metals-grade-rabn0020-25d1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_ce9b2826-0935-4e6c-b970-ccc64cb2b818.png?v=1776329983</image:loc>
      <image:title>Nitric Acid, 70% (w/w), Trace Metals Grade - RABN0020-2.5D1</image:title>
      <image:caption>Nitric Acid, 70% (w/w), Trace Metals Grade - RABN0020-2.5D1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/wrights-stain-rapid-formula-for-staining-and-general-differentiation-of-blood-corpuscles-9350-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_4c_4c3e101a-2e94-4c10-83e0-b3a3579f2037.png?v=1776329985</image:loc>
      <image:title>Wright&apos;s Stain, Rapid Formula, for Staining and General Differentiation of Blood Corpuscles - 9350-1</image:title>
      <image:caption>Wright&apos;s Stain, Rapid Formula, for Staining and General Differentiation of Blood Corpuscles - 9350-1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/xylenol-orange-triturate-r-1-ww-in-potassium-nitrate-9395-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_dcbdf6a7-d5e9-49bc-959e-4497661d82cf.png?v=1776329981</image:loc>
      <image:title>Xylenol Orange Triturate R, 1% (w/w) in Potassium Nitrate - 9395-100</image:title>
      <image:caption>Xylenol Orange Triturate R, 1% (w/w) in Potassium Nitrate - 9395-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/lithium-aa-standard-1000-ppm-li-in-3-hno-ali1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_bd95586f-29b6-40bb-a619-c49d8b8481c3.png?v=1776329981</image:loc>
      <image:title>Lithium AA Standard, 1000 ppm Li in 3% HNO? - ALI1KN-500</image:title>
      <image:caption>Lithium AA Standard, 1000 ppm Li in 3% HNO? - ALI1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/vanadium-aa-standard-1000-ppm-v-in-8-hcl-av1kh-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_58426b55-9eb5-4c48-b9e7-64e1f709b222.png?v=1776329983</image:loc>
      <image:title>Vanadium AA Standard, 1000 ppm V in 8% HCl - AV1KH-500</image:title>
      <image:caption>Vanadium AA Standard, 1000 ppm V in 8% HCl - AV1KH-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/manganese-aa-standard-1000-ppm-mn-in-3-hno-amn1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_2a83d5b8-5b5a-452f-b6ed-1776b84e6edc.png?v=1776329984</image:loc>
      <image:title>Manganese AA Standard, 1000 ppm Mn in 3% HNO? - AMN1KN-500</image:title>
      <image:caption>Manganese AA Standard, 1000 ppm Mn in 3% HNO? - AMN1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/nitric-acid-70-ww-trace-metals-grade-rabn0020-22d</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_29d3d048-d764-40d8-a6e1-de6a069aa3e8.png?v=1776329983</image:loc>
      <image:title>Nitric Acid, 70% (w/w), Trace Metals Grade - RABN0020-2.2D</image:title>
      <image:caption>Nitric Acid, 70% (w/w), Trace Metals Grade - RABN0020-2.2D</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/vanadium-aa-standard-1000-ppm-v-in-3-hno-av1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_157c932e-81f7-4e05-946b-db4960b698e1.png?v=1776329984</image:loc>
      <image:title>Vanadium AA Standard, 1000 ppm V in 3% HNO? - AV1KN-500</image:title>
      <image:caption>Vanadium AA Standard, 1000 ppm V in 3% HNO? - AV1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/manganese-aa-standard-1000-ppm-mn-in-3-hcl-amn1kh-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_cdb5baa9-33d7-48a8-bf3c-ad29e2525f25.png?v=1776329983</image:loc>
      <image:title>Manganese AA Standard, 1000 ppm Mn in 3% HCl - AMN1KH-500</image:title>
      <image:caption>Manganese AA Standard, 1000 ppm Mn in 3% HCl - AMN1KH-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/primary-analytes-standard-clp-ranaltb-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_6f769851-d51e-49dc-b84d-7203633074da.png?v=1776329983</image:loc>
      <image:title>Primary Analytes Standard, CLP - RANALTB-100</image:title>
      <image:caption>Primary Analytes Standard, CLP - RANALTB-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zirconium-aa-standard-50-ppm-zr-in-3-hno-razrn050-100n</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_61c29785-4eba-4661-8ddc-a76bee68fe20.png?v=1776329984</image:loc>
      <image:title>Zirconium AA Standard, 50 ppm Zr in 3% HNO? - RAZRN050-100N</image:title>
      <image:caption>Zirconium AA Standard, 50 ppm Zr in 3% HNO? - RAZRN050-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tungsten-aa-standard-1000-ppm-w-in-ho-aw1kw-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_cbd4f069-0300-40bd-a0b0-9381e4316137.png?v=1776329985</image:loc>
      <image:title>Tungsten AA Standard, 1000 ppm W in H?O - AW1KW-100</image:title>
      <image:caption>Tungsten AA Standard, 1000 ppm W in H?O - AW1KW-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tellurium-aa-standard-1000-ppm-te-in-3-hno-ate1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_cfa49466-71e1-4ab3-8ec8-4e80e6042be2.png?v=1776329986</image:loc>
      <image:title>Tellurium AA Standard, 1000 ppm Te in 3% HNO? - ATE1KN-100</image:title>
      <image:caption>Tellurium AA Standard, 1000 ppm Te in 3% HNO? - ATE1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zinc-aa-standard-1000-ppm-zn-in-3-hcl-azn1kh-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_7311797d-3602-498e-a4c0-3c3aaa4dc877.png?v=1776329983</image:loc>
      <image:title>Zinc AA Standard, 1000 ppm Zn in 3% HCl - AZN1KH-500</image:title>
      <image:caption>Zinc AA Standard, 1000 ppm Zn in 3% HCl - AZN1KH-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/lead-aa-standard-1000-ppm-pb-in-3-hno-apb1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_db8d7a8b-06b9-4e5f-bde4-ead70818ff85.png?v=1776329983</image:loc>
      <image:title>Lead AA Standard, 1000 ppm Pb in 3% HNO? - APB1KN-500</image:title>
      <image:caption>Lead AA Standard, 1000 ppm Pb in 3% HNO? - APB1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tellurium-aa-standard-1000-ppm-te-in-3-hcl-ate1kh-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_a7e3724c-3537-4081-97a0-56e12a36037e.png?v=1776329986</image:loc>
      <image:title>Tellurium AA Standard, 1000 ppm Te in 3% HCl - ATE1KH-500</image:title>
      <image:caption>Tellurium AA Standard, 1000 ppm Te in 3% HCl - ATE1KH-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/nickel-aa-standard-1000-ppm-ni-in-3-hno-ani1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_173f7f7f-1ca9-4614-aaed-eb34c272c49f.png?v=1776329985</image:loc>
      <image:title>Nickel AA Standard, 1000 ppm Ni in 3% HNO? - ANI1KN-500</image:title>
      <image:caption>Nickel AA Standard, 1000 ppm Ni in 3% HNO? - ANI1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/ferric-nitrate-nonahydrate-acs-reagent-grade-rdcf0250-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_37e7853b-b510-4c94-aa0d-ac743712fb5c.png?v=1776329985</image:loc>
      <image:title>Ferric Nitrate, Nonahydrate, ACS Reagent Grade - RDCF0250-500B1</image:title>
      <image:caption>Ferric Nitrate, Nonahydrate, ACS Reagent Grade - RDCF0250-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/niobium-aa-standard-1000-ppm-nb-in-hotr-hf-anb1kw-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_5620ef93-ce38-44c2-b864-1e201a16a596.png?v=1776329986</image:loc>
      <image:title>Niobium AA Standard, 1000 ppm Nb in H?O/tr HF - ANB1KW-500</image:title>
      <image:caption>Niobium AA Standard, 1000 ppm Nb in H?O/tr HF - ANB1KW-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/calcium-aa-standard-1000-ppm-ca-in-3-hno-aca1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_dd30d355-3cef-4cd0-b62f-a07ed4a34d17.png?v=1776329986</image:loc>
      <image:title>Calcium AA Standard, 1000 ppm Ca in 3% HNO? - ACA1KN-500</image:title>
      <image:caption>Calcium AA Standard, 1000 ppm Ca in 3% HNO? - ACA1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zero-oxygen-standard-for-calibration-of-dissolved-oxygen-meters-9420-4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_120a_8149d485-9e2a-4a15-9abc-3df7267feac3.png?v=1776329986</image:loc>
      <image:title>Zero Oxygen Standard, for Calibration of Dissolved Oxygen Meters - 9420-4</image:title>
      <image:caption>Zero Oxygen Standard, for Calibration of Dissolved Oxygen Meters - 9420-4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/wrights-stain-regular-formula-for-staining-and-general-differentiation-of-blood-corpuscles-9360-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_500c_562a632b-17f3-4dbd-9c3c-3208fb11e664.png?v=1776329984</image:loc>
      <image:title>Wright&apos;s Stain, Regular Formula, for Staining and General Differentiation of Blood Corpuscles - 9360-16</image:title>
      <image:caption>Wright&apos;s Stain, Regular Formula, for Staining and General Differentiation of Blood Corpuscles - 9360-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/phosphoric-acid-acs-reagent-grade-rabp0030-500d1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_c65381e1-3f64-46c4-ac4c-625a7eef4aa2.png?v=1776329988</image:loc>
      <image:title>Phosphoric Acid, ACS Reagent Grade - RABP0030-500D1</image:title>
      <image:caption>Phosphoric Acid, ACS Reagent Grade - RABP0030-500D1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/molybdenum-aa-standard-1000-ppm-mo-in-3-nhoh-amo1kw-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_a7e836b7-19ce-490a-805a-67cdecadcff7.png?v=1776329987</image:loc>
      <image:title>Molybdenum AA Standard, 1000 ppm Mo in 3% NH?OH - AMO1KW-500</image:title>
      <image:caption>Molybdenum AA Standard, 1000 ppm Mo in 3% NH?OH - AMO1KW-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/phosphoric-acid-acs-reagent-grade-rabp0030-4c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4c_7470adc7-2c40-4084-9bf4-6974c68c2bfd.png?v=1776329989</image:loc>
      <image:title>Phosphoric Acid, ACS Reagent Grade - RABP0030-4C</image:title>
      <image:caption>Phosphoric Acid, ACS Reagent Grade - RABP0030-4C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/phosphoric-acid-acs-reagent-grade-rabp0030-25d1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_4f6774c4-df5f-4246-8f2a-a33816fab536.png?v=1776329987</image:loc>
      <image:title>Phosphoric Acid, ACS Reagent Grade - RABP0030-2.5D1</image:title>
      <image:caption>Phosphoric Acid, ACS Reagent Grade - RABP0030-2.5D1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/nickel-aa-standard-1000-ppm-ni-in-3-hno-ani1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_88f36fa0-db88-4cb4-8d02-153a49549bfc.png?v=1776329987</image:loc>
      <image:title>Nickel AA Standard, 1000 ppm Ni in 3% HNO? - ANI1KN-100</image:title>
      <image:caption>Nickel AA Standard, 1000 ppm Ni in 3% HNO? - ANI1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-acs-reagent-grade-rabs0030-4c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4c_2aa041ae-e6ed-4b86-8a3f-a1458a90d2f6.png?v=1776329986</image:loc>
      <image:title>Sulfuric Acid, ACS Reagent Grade - RABS0030-4C</image:title>
      <image:caption>Sulfuric Acid, ACS Reagent Grade - RABS0030-4C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/high-level-standard-rcelhigh-500n</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_4f132d6f-87b2-462e-ae4a-1c5e4c7c88fa.png?v=1776329988</image:loc>
      <image:title>High Level Standard - RCELHIGH-500N</image:title>
      <image:caption>High Level Standard - RCELHIGH-500N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/xylenol-orange-indicator-01-wv-9386-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_500a_4847f699-b7d1-4996-a4fa-16b2de0a6935.png?v=1776329987</image:loc>
      <image:title>Xylenol Orange Indicator, 0.1% (w/v) - 9386-16</image:title>
      <image:caption>Xylenol Orange Indicator, 0.1% (w/v) - 9386-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/nitric-acid-acs-reagent-grade-rabn0010-500d1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_8842ef7d-30de-49d8-8417-04754860da5c.png?v=1776329986</image:loc>
      <image:title>Nitric Acid, ACS Reagent Grade - RABN0010-500D1</image:title>
      <image:caption>Nitric Acid, ACS Reagent Grade - RABN0010-500D1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/vanadium-aa-standard-1000-ppm-v-in-8-hcl-av1kh-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_82155b04-0d3a-4b00-88e4-fab32eeaac9e.png?v=1776329988</image:loc>
      <image:title>Vanadium AA Standard, 1000 ppm V in 8% HCl - AV1KH-100</image:title>
      <image:caption>Vanadium AA Standard, 1000 ppm V in 8% HCl - AV1KH-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/nitric-acid-acs-reagent-grade-rabn0010-25d1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_6fada3ef-3055-4771-b4f1-2c54141449d5.png?v=1776329989</image:loc>
      <image:title>Nitric Acid, ACS Reagent Grade - RABN0010-2.5D1</image:title>
      <image:caption>Nitric Acid, ACS Reagent Grade - RABN0010-2.5D1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-aa-standard-1000-ppm-na-in-3-hno-ana1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_56821543-7e2f-4d9f-82db-372bdb5beeb8.png?v=1776329989</image:loc>
      <image:title>Sodium AA Standard, 1000 ppm Na in 3% HNO? - ANA1KN-100</image:title>
      <image:caption>Sodium AA Standard, 1000 ppm Na in 3% HNO? - ANA1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/lead-aa-standard-1000-ppm-pb-in-3-hno-apb1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_2a0c75c5-32ab-4c93-b7c8-3ef08550196d.png?v=1776329991</image:loc>
      <image:title>Lead AA Standard, 1000 ppm Pb in 3% HNO? - APB1KN-100</image:title>
      <image:caption>Lead AA Standard, 1000 ppm Pb in 3% HNO? - APB1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/low-level-standard-rcellow0-500n</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_d0be29e6-1d0d-4748-b258-de06d31936fa.png?v=1776329988</image:loc>
      <image:title>Low Level Standard - RCELLOW0-500N</image:title>
      <image:caption>Low Level Standard - RCELLOW0-500N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/lithium-aa-standard-1000-ppm-li-in-3-hno-ali1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_304858df-5d71-4134-a961-a15f97c0bf1a.png?v=1776329986</image:loc>
      <image:title>Lithium AA Standard, 1000 ppm Li in 3% HNO? - ALI1KN-100</image:title>
      <image:caption>Lithium AA Standard, 1000 ppm Li in 3% HNO? - ALI1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-iron-standard-10-ppm-na-fe-in-4-nitric-acid-rcel0002-1n</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_60e10009-d534-4393-829f-90ee40448a21.png?v=1776329992</image:loc>
      <image:title>Sodium / Iron Standard, 1.0 ppm Na, Fe in 4% Nitric Acid - RCEL0002-1N</image:title>
      <image:caption>Sodium / Iron Standard, 1.0 ppm Na, Fe in 4% Nitric Acid - RCEL0002-1N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/gentian-crystal-violet-rdcg0100-25f1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_4c44d719-af86-4c45-8ea6-5e85872cd30f.png?v=1776329989</image:loc>
      <image:title>Gentian (Crystal) Violet - RDCG0100-25F1</image:title>
      <image:caption>Gentian (Crystal) Violet - RDCG0100-25F1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/gold-chloride-trihydrate-acs-reagent-grade-rdcg0500-1c2</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_85d0d0a0-61c7-4ecb-be2d-8ee6f75d8434.png?v=1776329988</image:loc>
      <image:title>Gold Chloride Trihydrate, ACS Reagent Grade - RDCG0500-1C2</image:title>
      <image:caption>Gold Chloride Trihydrate, ACS Reagent Grade - RDCG0500-1C2</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/phosphorus-aa-standard-1000-ppm-p-in-ho-ap1kw-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_63802433-3d09-43e6-b50c-0e15147b8534.png?v=1776329988</image:loc>
      <image:title>Phosphorus AA Standard, 1000 ppm P in H?O - AP1KW-100</image:title>
      <image:caption>Phosphorus AA Standard, 1000 ppm P in H?O - AP1KW-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-aa-standard-1000-ppm-na-in-ho-ana1kw-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_25c62b2f-488e-4850-8ca2-8d8a73de2cc9.png?v=1776329990</image:loc>
      <image:title>Sodium AA Standard, 1000 ppm Na in H?O - ANA1KW-100</image:title>
      <image:caption>Sodium AA Standard, 1000 ppm Na in H?O - ANA1KW-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/niobium-aa-standard-1000-ppm-nb-in-hotr-hf-anb1kw-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_cc6c54f7-6cd9-4376-934c-9e95893ba2ec.png?v=1776329988</image:loc>
      <image:title>Niobium AA Standard, 1000 ppm Nb in H?O/tr HF - ANB1KW-100</image:title>
      <image:caption>Niobium AA Standard, 1000 ppm Nb in H?O/tr HF - ANB1KW-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/phosphorus-aa-standard-1000-ppm-p-in-ho-ap1kw-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_ddd28609-1e8b-4f88-acad-89e63a57ac8a.png?v=1776329992</image:loc>
      <image:title>Phosphorus AA Standard, 1000 ppm P in H?O - AP1KW-500</image:title>
      <image:caption>Phosphorus AA Standard, 1000 ppm P in H?O - AP1KW-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/continuing-calibration-verification-standard-1-clp-rccv1-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_0caf866a-e145-4a19-be7a-7920ea039013.png?v=1776329988</image:loc>
      <image:title>Continuing Calibration Verification Standard 1, CLP - RCCV1-100</image:title>
      <image:caption>Continuing Calibration Verification Standard 1, CLP - RCCV1-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-iron-standard-05-ppm-na-fe-in-4-nitric-acid-rcel0001-1n</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_7e633ec5-0132-470d-baf7-157e7b094324.png?v=1776329988</image:loc>
      <image:title>Sodium / Iron Standard, 0.5 ppm Na, Fe in 4% Nitric Acid - RCEL0001-1N</image:title>
      <image:caption>Sodium / Iron Standard, 0.5 ppm Na, Fe in 4% Nitric Acid - RCEL0001-1N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/thulium-aa-standard-1000-ppm-tm-in-3-hno-atm1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_a55da166-f90a-47b6-acf2-23ecdab7aa45.png?v=1776329990</image:loc>
      <image:title>Thulium AA Standard, 1000 ppm Tm in 3% HNO? - ATM1KN-500</image:title>
      <image:caption>Thulium AA Standard, 1000 ppm Tm in 3% HNO? - ATM1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/glycine-acs-reagent-grade-rdcg0250-50b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_ccda1a87-1110-4569-a7c3-fd01aee11766.png?v=1776329988</image:loc>
      <image:title>Glycine, ACS Reagent Grade - RDCG0250-50B1</image:title>
      <image:caption>Glycine, ACS Reagent Grade - RDCG0250-50B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/water-uspep-purified-9190-1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/Visual1085_01888429-bf5d-4223-a264-e956749773df.jpg?v=1776329989</image:loc>
      <image:title>Water, USP/EP Purified - 9190-1</image:title>
      <image:caption></image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/hydroquinone-rdch0300-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_aeae85b9-16c7-4a4c-9670-0de8cb7fabc6.png?v=1776329993</image:loc>
      <image:title>Hydroquinone - RDCH0300-500B1</image:title>
      <image:caption>Hydroquinone - RDCH0300-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-technical-66-be-rabs0050-25d</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_3278e8f1-6158-4fd1-b752-7e4adc3b00c6.png?v=1776329990</image:loc>
      <image:title>Sulfuric Acid, Technical, 66° Bé - RABS0050-2.5D</image:title>
      <image:caption>Sulfuric Acid, Technical, 66° Bé - RABS0050-2.5D</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/mixed-metal-standard-05-ppm-cr-cu-fe-ni-zn-in-4-hno-rcelmx05-1n</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_b1952162-9c63-455b-b302-20a7f72e6aeb.png?v=1776329989</image:loc>
      <image:title>Mixed Metal Standard 0.5 ppm Cr, Cu, Fe, Ni, Zn in 4% HNO? - RCELMX05-1N</image:title>
      <image:caption>Mixed Metal Standard 0.5 ppm Cr, Cu, Fe, Ni, Zn in 4% HNO? - RCELMX05-1N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/calcium-aa-standard-1000-ppm-ca-in-3-hcl-aca1kh-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_8f305623-491c-4caf-9f46-05679e3de2e4.png?v=1776329993</image:loc>
      <image:title>Calcium AA Standard, 1000 ppm Ca in 3% HCl - ACA1KH-500</image:title>
      <image:caption>Calcium AA Standard, 1000 ppm Ca in 3% HCl - ACA1KH-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/lactic-acid-85-acs-reagent-grade-rabl0010-500a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500a_a1bb6ae2-1dbc-4900-b782-f35959aac794.png?v=1776329991</image:loc>
      <image:title>Lactic Acid, 85%, ACS Reagent Grade - RABL0010-500A</image:title>
      <image:caption>Lactic Acid, 85%, ACS Reagent Grade - RABL0010-500A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/molybdenum-aa-standard-1000-ppm-mo-in-3-hcltr-hf-amo1kh-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_c93c12d6-80b4-4bfc-b7a1-28a25e124156.png?v=1776329990</image:loc>
      <image:title>Molybdenum AA Standard, 1000 ppm Mo in 3% HCl/tr HF - AMO1KH-500</image:title>
      <image:caption>Molybdenum AA Standard, 1000 ppm Mo in 3% HCl/tr HF - AMO1KH-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-aa-standard-1000-ppm-na-in-ho-ana1kw-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_8613fd81-3b0f-4112-a886-71703f802d3d.png?v=1776329990</image:loc>
      <image:title>Sodium AA Standard, 1000 ppm Na in H?O - ANA1KW-500</image:title>
      <image:caption>Sodium AA Standard, 1000 ppm Na in H?O - ANA1KW-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/ferrous-sulfate-heptahydrate-acs-reagent-grade-iron-ii-sulfate-heptahydrate-rdcf0370-25f4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_fc5d73e4-15e4-411a-bd14-c6e95e304857.png?v=1776329993</image:loc>
      <image:title>Ferrous Sulfate Heptahydrate, ACS Reagent Grade (Iron (II) Sulfate Heptahydrate) - RDCF0370-25F4</image:title>
      <image:caption>Ferrous Sulfate Heptahydrate, ACS Reagent Grade (Iron (II) Sulfate Heptahydrate) - RDCF0370-25F4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/mixed-metal-standard-10-ppm-cr-cu-fe-ni-zn-in-4-hno-rcelmx10-1n</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_a443740e-acb0-4680-8842-62b7071e9608.png?v=1776329992</image:loc>
      <image:title>Mixed Metal Standard 1.0 ppm Cr, Cu, Fe, Ni, Zn in 4% HNO? - RCELMX10-1N</image:title>
      <image:caption>Mixed Metal Standard 1.0 ppm Cr, Cu, Fe, Ni, Zn in 4% HNO? - RCELMX10-1N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zero-oxygen-standard-for-calibration-of-dissolved-oxygen-meters-9420-16</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_797ad2f2-719e-4f9f-8846-3532b562715b.png?v=1776329993</image:loc>
      <image:title>Zero Oxygen Standard, for Calibration of Dissolved Oxygen Meters - 9420-16</image:title>
      <image:caption>Zero Oxygen Standard, for Calibration of Dissolved Oxygen Meters - 9420-16</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-acs-reagent-grade-rabs0030-25d1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_662321be-aa6d-4d2e-bf88-3e4d00be4edf.png?v=1776329991</image:loc>
      <image:title>Sulfuric Acid, ACS Reagent Grade - RABS0030-2.5D1</image:title>
      <image:caption>Sulfuric Acid, ACS Reagent Grade - RABS0030-2.5D1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/lead-acetate-trihydrate-acs-reagent-grade-rdcl0150-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_c46a9557-5aa5-46b9-b176-eca091b0c23f.png?v=1776329993</image:loc>
      <image:title>Lead Acetate Trihydrate, ACS Reagent Grade - RDCL0150-500B1</image:title>
      <image:caption>Lead Acetate Trihydrate, ACS Reagent Grade - RDCL0150-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tungsten-aa-standard-1000-ppm-w-in-ho-aw1kw-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_ff724ac4-8812-4308-9b55-ab7ab7852ce4.png?v=1776329991</image:loc>
      <image:title>Tungsten AA Standard, 1000 ppm W in H?O - AW1KW-500</image:title>
      <image:caption>Tungsten AA Standard, 1000 ppm W in H?O - AW1KW-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/giemsa-stain-rdcg0200-10f1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_cc8d0fc4-8341-4b96-8e3f-cffe557b5f22.png?v=1776329993</image:loc>
      <image:title>Giemsa Stain - RDCG0200-10F1</image:title>
      <image:caption>Giemsa Stain - RDCG0200-10F1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/mixed-metal-standard-20-ppm-cr-cu-fe-ni-zn-in-4-hno-rcelmx20-1n</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_17e1bafc-5b43-408a-96e9-cb328015046d.png?v=1776329992</image:loc>
      <image:title>Mixed Metal Standard 2.0 ppm Cr, Cu, Fe, Ni, Zn in 4% HNO? - RCELMX20-1N</image:title>
      <image:caption>Mixed Metal Standard 2.0 ppm Cr, Cu, Fe, Ni, Zn in 4% HNO? - RCELMX20-1N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-aa-standard-1000-ppm-na-in-3-hcl-ana1kh-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_2f0025e5-ba6f-4bfe-aa7e-8569888a1b3a.png?v=1776329994</image:loc>
      <image:title>Sodium AA Standard, 1000 ppm Na in 3% HCl - ANA1KH-100</image:title>
      <image:caption>Sodium AA Standard, 1000 ppm Na in 3% HCl - ANA1KH-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zinc-aa-standard-1000-ppm-zn-in-3-hno-azn1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_56c0f4e9-5723-4129-9e61-ac4ee85b40ca.png?v=1776329991</image:loc>
      <image:title>Zinc AA Standard, 1000 ppm Zn in 3% HNO? - AZN1KN-500</image:title>
      <image:caption>Zinc AA Standard, 1000 ppm Zn in 3% HNO? - AZN1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zirconium-aa-standard-1000-ppm-zr-in-3-hno-azr1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_0bed535f-5940-42cd-8622-fa6bd7f9a596.png?v=1776329991</image:loc>
      <image:title>Zirconium AA Standard, 1000 ppm Zr in 3% HNO? - AZR1KN-500</image:title>
      <image:caption>Zirconium AA Standard, 1000 ppm Zr in 3% HNO? - AZR1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/indigo-carmine-fdc-blue-2-rdci0050-100b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_9438ee5b-f1d1-4897-922c-a295b47ec1c9.png?v=1776329993</image:loc>
      <image:title>Indigo Carmine (FD&amp;C Blue #2) - RDCI0050-100B1</image:title>
      <image:caption>Indigo Carmine (FD&amp;C Blue #2) - RDCI0050-100B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/lanthanum-oxide-reagent-grade-rdcl0100-100b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_0b012a87-3207-459c-a0c7-ced50daf48cd.png?v=1776329995</image:loc>
      <image:title>Lanthanum Oxide, Reagent Grade - RDCL0100-100B1</image:title>
      <image:caption>Lanthanum Oxide, Reagent Grade - RDCL0100-100B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zirconium-aa-standard-1000-ppm-zr-in-3-hno-azr1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_1df51621-b164-4c8d-95f9-20284fbfedb9.png?v=1776329993</image:loc>
      <image:title>Zirconium AA Standard, 1000 ppm Zr in 3% HNO? - AZR1KN-100</image:title>
      <image:caption>Zirconium AA Standard, 1000 ppm Zr in 3% HNO? - AZR1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-acs-reagent-grade-rabs0030-25d</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_327de83b-617e-440f-ae47-745e222fe0cd.png?v=1776329992</image:loc>
      <image:title>Sulfuric Acid, ACS Reagent Grade - RABS0030-2.5D</image:title>
      <image:caption>Sulfuric Acid, ACS Reagent Grade - RABS0030-2.5D</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zinc-aa-standard-1000-ppm-zn-in-3-hno-azn1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_7c4aaf09-052d-47d6-bb56-96cabf85946d.png?v=1776329996</image:loc>
      <image:title>Zinc AA Standard, 1000 ppm Zn in 3% HNO? - AZN1KN-100</image:title>
      <image:caption>Zinc AA Standard, 1000 ppm Zn in 3% HNO? - AZN1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zirconium-aa-standard-100-ppm-zr-in-3-hno-razrn100-100n</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_2f04e096-9346-4171-969f-04c8a4b975e8.png?v=1776329994</image:loc>
      <image:title>Zirconium AA Standard, 100 ppm Zr in 3% HNO? - RAZRN100-100N</image:title>
      <image:caption>Zirconium AA Standard, 100 ppm Zr in 3% HNO? - RAZRN100-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zirconium-aa-standard-200-ppm-zr-in-3-hno-razrn200-100n</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_065272e2-7dd1-4dfb-a08b-89ddfca40213.png?v=1776329996</image:loc>
      <image:title>Zirconium AA Standard, 200 ppm Zr in 3% HNO? - RAZRN200-100N</image:title>
      <image:caption>Zirconium AA Standard, 200 ppm Zr in 3% HNO? - RAZRN200-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/ammonium-chloride-acs-reagent-grade-rdca0430-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_a684bbdb-4de4-4c58-9b30-42f7c0f1ab2e.png?v=1776329994</image:loc>
      <image:title>Ammonium Chloride, ACS Reagent Grade - RDCA0430-500B1</image:title>
      <image:caption>Ammonium Chloride, ACS Reagent Grade - RDCA0430-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/yttrium-aa-standard-1000-ppm-y-in-3-hno-ay1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_1e5634bf-4b6d-4ef2-923d-28963cf6c1ac.png?v=1776329994</image:loc>
      <image:title>Yttrium AA Standard, 1000 ppm Y in 3% HNO? - AY1KN-500</image:title>
      <image:caption>Yttrium AA Standard, 1000 ppm Y in 3% HNO? - AY1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/titanium-aa-standard-1000-ppm-ti-in-3-hno-ati1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_25e8b2a7-87ff-4daf-95d8-90d25ff32730.png?v=1776329996</image:loc>
      <image:title>Titanium AA Standard, 1000 ppm Ti in 3% HNO? - ATI1KN-500</image:title>
      <image:caption>Titanium AA Standard, 1000 ppm Ti in 3% HNO? - ATI1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfur-aa-standard-1000-ppm-s-in-ho-as1kw-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_f5da4948-c995-49f9-bce2-d1f421dca1c8.png?v=1776329994</image:loc>
      <image:title>Sulfur AA Standard, 1000 ppm S in H?O - AS1KW-100</image:title>
      <image:caption>Sulfur AA Standard, 1000 ppm S in H?O - AS1KW-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/palladium-aa-standard-1000-ppm-pd-in-3-hcl-apd1kh-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_a8f089a1-3131-4e4f-b6bb-2cf7f6b43004.png?v=1776329995</image:loc>
      <image:title>Palladium AA Standard, 1000 ppm Pd in 3% HCl - APD1KH-500</image:title>
      <image:caption>Palladium AA Standard, 1000 ppm Pd in 3% HCl - APD1KH-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/lithium-chloride-acs-rdcl0180-25a5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_b8f385f6-bf62-40bb-b10a-9783a8a7bb98.png?v=1776329996</image:loc>
      <image:title>Lithium Chloride ACS - RDCL0180-2.5A5</image:title>
      <image:caption>Lithium Chloride ACS - RDCL0180-2.5A5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/ferrous-ammonium-sulfate-hexahydrate-acs-reagent-grade-rdcf0300-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_3d968e0d-f3f8-4876-ae5d-0028b83bd915.png?v=1776329996</image:loc>
      <image:title>Ferrous Ammonium Sulfate Hexahydrate, ACS Reagent Grade - RDCF0300-500B1</image:title>
      <image:caption>Ferrous Ammonium Sulfate Hexahydrate, ACS Reagent Grade - RDCF0300-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/contract-required-detection-limits-crdl-standard-1r-clp-rcrdl1r-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_9f986efa-690d-4867-8205-494670e751ae.png?v=1776329996</image:loc>
      <image:title>Contract Required Detection Limits (CRDL) Standard 1R, CLP - RCRDL1R-100</image:title>
      <image:caption>Contract Required Detection Limits (CRDL) Standard 1R, CLP - RCRDL1R-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/ammonium-acetate-acs-reagent-grade-rdca0400-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_bf13d8af-2ed5-4b21-b089-af497a73124e.png?v=1776329993</image:loc>
      <image:title>Ammonium Acetate, ACS Reagent Grade - RDCA0400-500B1</image:title>
      <image:caption>Ammonium Acetate, ACS Reagent Grade - RDCA0400-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/indigo-carmine-fdc-blue-2-rdci0050-25f1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_7c2b138b-3096-427d-a238-4e0f5b5734c2.png?v=1776329997</image:loc>
      <image:title>Indigo Carmine (FD&amp;C Blue #2) - RDCI0050-25F1</image:title>
      <image:caption>Indigo Carmine (FD&amp;C Blue #2) - RDCI0050-25F1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/platinum-aa-standard-1000-ppm-pt-in-3-hcl-apt1kh-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_60db3328-25ba-448e-af14-bedd1238c2b1.png?v=1776329997</image:loc>
      <image:title>Platinum AA Standard, 1000 ppm Pt in 3% HCl - APT1KH-500</image:title>
      <image:caption>Platinum AA Standard, 1000 ppm Pt in 3% HCl - APT1KH-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/l-menthol-99-rdcm0280-100b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_9e5ce24b-9462-4965-a4ab-29a09fe6e990.png?v=1776329995</image:loc>
      <image:title>L(-)Menthol, 99% - RDCM0280-100B1</image:title>
      <image:caption>L(-)Menthol, 99% - RDCM0280-100B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-aa-standard-1000-ppm-na-in-3-hcl-ana1kh-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_980e3d34-6934-4a08-9778-2034fe917c1c.png?v=1776329998</image:loc>
      <image:title>Sodium AA Standard, 1000 ppm Na in 3% HCl - ANA1KH-500</image:title>
      <image:caption>Sodium AA Standard, 1000 ppm Na in 3% HCl - ANA1KH-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/ruthenium-aa-standard-1000-ppm-ru-in-10-hcl-aru1kh-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_4560cd48-3c5c-46c7-979a-0ef20a9477c0.png?v=1776329999</image:loc>
      <image:title>Ruthenium AA Standard, 1000 ppm Ru in 10% HCl - ARU1KH-100</image:title>
      <image:caption>Ruthenium AA Standard, 1000 ppm Ru in 10% HCl - ARU1KH-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/palladium-aa-standard-1000-ppm-pd-in-3-hcl-apd1kh-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_31c8e951-f7a8-41a3-b274-fbbe74d9cd7a.png?v=1776329996</image:loc>
      <image:title>Palladium AA Standard, 1000 ppm Pd in 3% HCl - APD1KH-100</image:title>
      <image:caption>Palladium AA Standard, 1000 ppm Pd in 3% HCl - APD1KH-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/1-amino-2-napthol-4-sulfonic-acid-acs-reagent-grade-rdca0350-25f1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_c426350a-5276-4f2c-b120-8398e35a2ae3.png?v=1776329996</image:loc>
      <image:title>1-Amino-2-napthol-4-sulfonic Acid, ACS Reagent Grade - RDCA0350-25F1</image:title>
      <image:caption>1-Amino-2-napthol-4-sulfonic Acid, ACS Reagent Grade - RDCA0350-25F1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/calcium-aa-standard-1000-ppm-ca-in-3-hcl-aca1kh-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_e36ec55e-8dfc-4d0d-9e6c-9993cde2fd64.png?v=1776329995</image:loc>
      <image:title>Calcium AA Standard, 1000 ppm Ca in 3% HCl - ACA1KH-100</image:title>
      <image:caption>Calcium AA Standard, 1000 ppm Ca in 3% HCl - ACA1KH-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/ammonium-thiocyanate-acs-reagent-grade-rdca0550-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_eebc239a-2408-4726-92ba-496ac8a98ade.png?v=1776329996</image:loc>
      <image:title>Ammonium Thiocyanate, ACS Reagent Grade - RDCA0550-500B1</image:title>
      <image:caption>Ammonium Thiocyanate, ACS Reagent Grade - RDCA0550-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/calcium-aa-standard-1000-ppm-ca-in-3-hno-aca1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_e7bea8fa-17ad-4de3-a605-a20e8bf8692b.png?v=1776329998</image:loc>
      <image:title>Calcium AA Standard, 1000 ppm Ca in 3% HNO? - ACA1KN-100</image:title>
      <image:caption>Calcium AA Standard, 1000 ppm Ca in 3% HNO? - ACA1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/yttrium-aa-standard-1000-ppm-y-in-3-hno-ay1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_262db2f5-631e-4027-9ad8-75fcc9cb0bb9.png?v=1776329997</image:loc>
      <image:title>Yttrium AA Standard, 1000 ppm Y in 3% HNO? - AY1KN-100</image:title>
      <image:caption>Yttrium AA Standard, 1000 ppm Y in 3% HNO? - AY1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/rhodium-aa-standard-1000-ppm-rh-in-3-hcl-arh1kh-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_4609609e-a4f7-4352-957e-f7b879dfdf34.png?v=1776329999</image:loc>
      <image:title>Rhodium AA Standard, 1000 ppm Rh in 3% HCl - ARH1KH-100</image:title>
      <image:caption>Rhodium AA Standard, 1000 ppm Rh in 3% HCl - ARH1KH-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/vanadium-aa-standard-1000-ppm-v-in-3-hno-av1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_db25b0cd-fec8-42c8-8d10-9d005863e119.png?v=1776329997</image:loc>
      <image:title>Vanadium AA Standard, 1000 ppm V in 3% HNO? - AV1KN-100</image:title>
      <image:caption>Vanadium AA Standard, 1000 ppm V in 3% HNO? - AV1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/ammonium-phosphate-dibasic-acs-reagent-grade-rdca0500-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_06bff650-0f05-4b8b-905e-8b13846926f3.png?v=1776329997</image:loc>
      <image:title>Ammonium Phosphate, Dibasic, ACS Reagent Grade - RDCA0500-500B1</image:title>
      <image:caption>Ammonium Phosphate, Dibasic, ACS Reagent Grade - RDCA0500-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/magnesium-sulfate-heptahydrate-acs-reagent-grade-rdcm0100-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_c2838e79-920f-43c8-b501-d2d9b9b7d74e.png?v=1776329997</image:loc>
      <image:title>Magnesium Sulfate Heptahydrate, ACS Reagent Grade - RDCM0100-500B1</image:title>
      <image:caption>Magnesium Sulfate Heptahydrate, ACS Reagent Grade - RDCM0100-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/spike-solution-rcelspik-500n</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_24741021-3404-4861-803e-a63e6c788e80.png?v=1776329996</image:loc>
      <image:title>Spike Solution - RCELSPIK-500N</image:title>
      <image:caption>Spike Solution - RCELSPIK-500N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/hydroxylamine-hydrochloride-acs-reagent-grade-rdch0400-12f4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_d96aabae-7897-4425-8846-fb614c479a8c.png?v=1776329998</image:loc>
      <image:title>Hydroxylamine Hydrochloride, ACS Reagent Grade - RDCH0400-12F4</image:title>
      <image:caption>Hydroxylamine Hydrochloride, ACS Reagent Grade - RDCH0400-12F4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/zirconium-aa-standard-300-ppm-zr-in-3-hno-razrn300-100n</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_613aad68-ccac-4c19-a609-4e5f39517bfb.png?v=1776330001</image:loc>
      <image:title>Zirconium AA Standard, 300 ppm Zr in 3% HNO? - RAZRN300-100N</image:title>
      <image:caption>Zirconium AA Standard, 300 ppm Zr in 3% HNO? - RAZRN300-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/manganese-chloride-tetrahydrate-acs-reagent-grade-rdcm0170-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_fa82220b-1b9b-4cbf-b2ab-b71696b96312.png?v=1776329998</image:loc>
      <image:title>Manganese Chloride Tetrahydrate, ACS Reagent Grade - RDCM0170-500B1</image:title>
      <image:caption>Manganese Chloride Tetrahydrate, ACS Reagent Grade - RDCM0170-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/alizarin-red-s-rdca0220-25f1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_05f1412f-1142-498a-a7b2-1f3cc794b1c2.png?v=1776329998</image:loc>
      <image:title>Alizarin Red S - RDCA0220-25F1</image:title>
      <image:caption>Alizarin Red S - RDCA0220-25F1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/barium-chloride-dihydrate-acs-reagent-grade-rdcb0080-1000b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_cf6fadff-3a6e-4ad4-8eb6-acc00662a13b.png?v=1776330000</image:loc>
      <image:title>Barium Chloride Dihydrate, ACS Reagent Grade - RDCB0080-1000B1</image:title>
      <image:caption>Barium Chloride Dihydrate, ACS Reagent Grade - RDCB0080-1000B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-acs-reagent-grade-rabs0030-4a</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_4a_00e8d210-f18e-4de6-ab8b-7714cca184f0.png?v=1776330001</image:loc>
      <image:title>Sulfuric Acid, ACS Reagent Grade - RABS0030-4A</image:title>
      <image:caption>Sulfuric Acid, ACS Reagent Grade - RABS0030-4A</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/lithium-hydroxide-monohydrate-acs-reagent-grade-rdcl0200-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_1260f468-ba11-4d66-bf60-580ddde56d10.png?v=1776329998</image:loc>
      <image:title>Lithium Hydroxide Monohydrate, ACS Reagent Grade - RDCL0200-500B1</image:title>
      <image:caption>Lithium Hydroxide Monohydrate, ACS Reagent Grade - RDCL0200-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/ammonium-fluoride-acs-reagent-grade-rdca0440-500a6</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_025b5fce-e45c-47c5-a4fe-790de55077cf.png?v=1776329999</image:loc>
      <image:title>Ammonium Fluoride, ACS Reagent Grade - RDCA0440-500A6</image:title>
      <image:caption>Ammonium Fluoride, ACS Reagent Grade - RDCA0440-500A6</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/8-hydroxyquinoline-acs-reagent-grade-rdch0600-100b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_4e454ff1-5dbd-400a-a553-389dce5c8c22.png?v=1776329996</image:loc>
      <image:title>8-Hydroxyquinoline, ACS Reagent Grade - RDCH0600-100B1</image:title>
      <image:caption>8-Hydroxyquinoline, ACS Reagent Grade - RDCH0600-100B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/methyl-red-sodium-salt-acs-reagent-grade-rdcm0900-10f1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_cc6fd803-6e1a-44b9-a695-d8c574857c2d.png?v=1776330002</image:loc>
      <image:title>Methyl Red Sodium Salt, ACS Reagent Grade - RDCM0900-10F1</image:title>
      <image:caption>Methyl Red Sodium Salt, ACS Reagent Grade - RDCM0900-10F1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/ammonium-persulfate-acs-reagent-grade-rdca0470-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_2aa00f1e-9e6e-4605-8f34-4a5a2768c2df.png?v=1776330001</image:loc>
      <image:title>Ammonium Persulfate, ACS Reagent Grade - RDCA0470-500B1</image:title>
      <image:caption>Ammonium Persulfate, ACS Reagent Grade - RDCA0470-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/ammonium-chloride-acs-reagent-grade-rdca0430-25a5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_82b6db45-daea-47c1-b707-dcffb8a204f4.png?v=1776330000</image:loc>
      <image:title>Ammonium Chloride, ACS Reagent Grade - RDCA0430-2.5A5</image:title>
      <image:caption>Ammonium Chloride, ACS Reagent Grade - RDCA0430-2.5A5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/ammonium-oxalate-monohydrate-acs-reagent-grade-rdca0460-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_aa0a417b-4fed-4623-b65e-72a090bd059a.png?v=1776330000</image:loc>
      <image:title>Ammonium Oxalate Monohydrate, ACS Reagent Grade - RDCA0460-500B1</image:title>
      <image:caption>Ammonium Oxalate Monohydrate, ACS Reagent Grade - RDCA0460-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/hydroxylamine-hydrochloride-acs-reagent-grade-rdch0400-100b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_b31768c3-4c25-4fa1-824f-c2621ea3becf.png?v=1776330003</image:loc>
      <image:title>Hydroxylamine Hydrochloride, ACS Reagent Grade - RDCH0400-100B1</image:title>
      <image:caption>Hydroxylamine Hydrochloride, ACS Reagent Grade - RDCH0400-100B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/rubidium-aa-standard-1000-ppm-rb-in-3-hno-arb1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_516fb8d6-92eb-476d-9dbf-155056879e8b.png?v=1776330001</image:loc>
      <image:title>Rubidium AA Standard, 1000 ppm Rb in 3% HNO? - ARB1KN-500</image:title>
      <image:caption>Rubidium AA Standard, 1000 ppm Rb in 3% HNO? - ARB1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/platinum-aa-standard-1000-ppm-pt-in-3-hcl-apt1kh-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_865a6d0b-29a9-4e04-a8a5-3ace6b2f6e42.png?v=1776330001</image:loc>
      <image:title>Platinum AA Standard, 1000 ppm Pt in 3% HCl - APT1KH-100</image:title>
      <image:caption>Platinum AA Standard, 1000 ppm Pt in 3% HCl - APT1KH-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/barium-chloride-dihydrate-acs-reagent-grade-rdcb0080-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_aae62818-b00a-4b63-8206-95d64c63bbbd.png?v=1776330000</image:loc>
      <image:title>Barium Chloride Dihydrate, ACS Reagent Grade - RDCB0080-500B1</image:title>
      <image:caption>Barium Chloride Dihydrate, ACS Reagent Grade - RDCB0080-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/lithium-nitrate-reagent-grade-rdcl0300-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_a732223b-6d99-4c09-842d-ee69597b2081.png?v=1776330002</image:loc>
      <image:title>Lithium Nitrate, Reagent Grade - RDCL0300-500B1</image:title>
      <image:caption>Lithium Nitrate, Reagent Grade - RDCL0300-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/methyl-orange-sodium-salt-acs-reagent-grade-rdcm0800-25f1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_858a11be-7284-455b-b5ed-367106bbd091.png?v=1776330000</image:loc>
      <image:title>Methyl Orange Sodium Salt, ACS Reagent Grade - RDCM0800-25F1</image:title>
      <image:caption>Methyl Orange Sodium Salt, ACS Reagent Grade - RDCM0800-25F1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/manganous-sulfate-monohydrate-acs-reagent-grade-rdcm0180-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_7aaa7fa5-68ea-4d27-917a-85eb8d5b2dfc.png?v=1776330001</image:loc>
      <image:title>Manganous Sulfate Monohydrate, ACS Reagent Grade - RDCM0180-500B1</image:title>
      <image:caption>Manganous Sulfate Monohydrate, ACS Reagent Grade - RDCM0180-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/praseodymium-aa-standard-1000-ppm-pr-in-3-hno-apr1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_1c63a25e-b1d2-431c-9101-09d8ea64f251.png?v=1776330002</image:loc>
      <image:title>Praseodymium AA Standard, 1000 ppm Pr in 3% HNO? - APR1KN-500</image:title>
      <image:caption>Praseodymium AA Standard, 1000 ppm Pr in 3% HNO? - APR1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/ammonium-sulfate-acs-reagent-grade-rdca0520-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_86ab88ee-3cc5-46bb-b92b-c93e14c58e25.png?v=1776330004</image:loc>
      <image:title>Ammonium Sulfate, ACS Reagent Grade - RDCA0520-500B1</image:title>
      <image:caption>Ammonium Sulfate, ACS Reagent Grade - RDCA0520-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/rubidium-aa-standard-1000-ppm-rb-in-3-hno-arb1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_f2082656-ee73-40a3-8abe-82edb7a5623c.png?v=1776330002</image:loc>
      <image:title>Rubidium AA Standard, 1000 ppm Rb in 3% HNO? - ARB1KN-100</image:title>
      <image:caption>Rubidium AA Standard, 1000 ppm Rb in 3% HNO? - ARB1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-for-astm-b117-rdcs0429-12f4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_51c8cfe0-88fd-4bb3-97fd-de533f6a11d5.png?v=1776330003</image:loc>
      <image:title>Sodium Chloride, for ASTM B117 - RDCS0429-12F4</image:title>
      <image:caption>Sodium Chloride, for ASTM B117 - RDCS0429-12F4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/magnesium-chloride-hexahydrate-acs-reagent-grade-rdcm0030-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_2e67d75e-cff6-4e68-bda6-7bbb2cb3fd86.png?v=1776330003</image:loc>
      <image:title>Magnesium Chloride Hexahydrate, ACS Reagent Grade - RDCM0030-500B1</image:title>
      <image:caption>Magnesium Chloride Hexahydrate, ACS Reagent Grade - RDCM0030-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-acs-reagent-grade-rabs0030-55e</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-55e_ab8f3587-e776-4fa4-970c-434d4b055966.png?v=1776330004</image:loc>
      <image:title>Sulfuric Acid, ACS Reagent Grade - RABS0030-55E</image:title>
      <image:caption>Sulfuric Acid, ACS Reagent Grade - RABS0030-55E</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/mannitol-acs-reagent-grade-rdcm0200-25a5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_5cc2aecc-bf04-4b32-ae05-dd0a6179b117.png?v=1776330001</image:loc>
      <image:title>Mannitol, ACS Reagent Grade - RDCM0200-2.5A5</image:title>
      <image:caption>Mannitol, ACS Reagent Grade - RDCM0200-2.5A5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/bathocuproine-disodium-salt-rdcb0150-1f1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_84949f67-d5e0-43b2-bd52-8f4cac3af0c9.png?v=1776330003</image:loc>
      <image:title>Bathocuproine, Disodium Salt - RDCB0150-1F1</image:title>
      <image:caption>Bathocuproine, Disodium Salt - RDCB0150-1F1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/praseodymium-aa-standard-1000-ppm-pr-in-3-hno-apr1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_8903d782-a685-4098-90a4-5c2e6539e04c.png?v=1776330001</image:loc>
      <image:title>Praseodymium AA Standard, 1000 ppm Pr in 3% HNO? - APR1KN-100</image:title>
      <image:caption>Praseodymium AA Standard, 1000 ppm Pr in 3% HNO? - APR1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/glycine-acs-reagent-grade-rdcg0250-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_d3eb0f7d-e4dc-42d2-ba28-8553d7a02871.png?v=1776330001</image:loc>
      <image:title>Glycine, ACS Reagent Grade - RDCG0250-500B1</image:title>
      <image:caption>Glycine, ACS Reagent Grade - RDCG0250-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/methylene-blue-trihydrate-certified-rdcm0700-25f1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_93a171a6-4c3d-4ba4-961c-387e5ac8d753.png?v=1776330004</image:loc>
      <image:title>Methylene Blue Trihydrate, Certified - RDCM0700-25F1</image:title>
      <image:caption>Methylene Blue Trihydrate, Certified - RDCM0700-25F1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-acs-reagent-grade-rabs0030-20e1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_736340ac-80c7-4116-aaa2-ae266c61abef.png?v=1776330005</image:loc>
      <image:title>Sulfuric Acid, ACS Reagent Grade - RABS0030-20E1</image:title>
      <image:caption>Sulfuric Acid, ACS Reagent Grade - RABS0030-20E1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/ammonium-molybdate-tetrahydrate-acs-reagent-grade-rdca0450-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_09256174-f21b-4530-a42f-fad1c3ac5656.png?v=1776330004</image:loc>
      <image:title>Ammonium Molybdate Tetrahydrate, ACS Reagent Grade - RDCA0450-500B1</image:title>
      <image:caption>Ammonium Molybdate Tetrahydrate, ACS Reagent Grade - RDCA0450-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/selenium-aa-standard-1000-ppm-se-in-ho-ase1kw-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_9ceea921-ef42-4b69-8265-63ed5a30d601.png?v=1776330004</image:loc>
      <image:title>Selenium AA Standard, 1000 ppm Se in H?O - ASE1KW-500</image:title>
      <image:caption>Selenium AA Standard, 1000 ppm Se in H?O - ASE1KW-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/antimony-aa-standard-1000-ppm-sb-in-3-hnotr-hf-asb1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_0f552bee-d26f-4c65-bd5a-0a7e1409ad9f.png?v=1776330008</image:loc>
      <image:title>Antimony AA Standard, 1000 ppm Sb in 3% HNO?/tr HF - ASB1KN-100</image:title>
      <image:caption>Antimony AA Standard, 1000 ppm Sb in 3% HNO?/tr HF - ASB1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/murexide-acs-reagent-grade-rdcm2000-25f1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_ddeb92af-1d0c-4595-bc6c-f5010f2b7351.png?v=1776330003</image:loc>
      <image:title>Murexide, ACS Reagent Grade - RDCM2000-25F1</image:title>
      <image:caption>Murexide, ACS Reagent Grade - RDCM2000-25F1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/hydroxylamine-hydrochloride-acs-reagent-grade-rdch0400-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_3121fa0b-ec54-4dbd-be2f-0f2ad3885adb.png?v=1776330004</image:loc>
      <image:title>Hydroxylamine Hydrochloride, ACS Reagent Grade - RDCH0400-500B1</image:title>
      <image:caption>Hydroxylamine Hydrochloride, ACS Reagent Grade - RDCH0400-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/manganese-chloride-tetrahydrate-acs-reagent-grade-rdcm0170-12f4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_8aea8b56-6900-4f82-b483-3538fac3914c.png?v=1776330004</image:loc>
      <image:title>Manganese Chloride Tetrahydrate, ACS Reagent Grade - RDCM0170-12F4</image:title>
      <image:caption>Manganese Chloride Tetrahydrate, ACS Reagent Grade - RDCM0170-12F4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/boiling-chips-marble-rdcb0410-250a6</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_8a01458a-d66f-4619-bfa5-10b50300a9a6.png?v=1776330003</image:loc>
      <image:title>Boiling Chips, Marble - RDCB0410-250A6</image:title>
      <image:caption>Boiling Chips, Marble - RDCB0410-250A6</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-acs-reagent-grade-rdcs0430-25a5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_71450643-b5d6-4109-8533-48f5b2e736b3.png?v=1776330005</image:loc>
      <image:title>Sodium Chloride, ACS Reagent Grade - RDCS0430-2.5A5</image:title>
      <image:caption>Sodium Chloride, ACS Reagent Grade - RDCS0430-2.5A5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/scandium-aa-standard-1000-ppm-sc-in-3-hno-asc1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_5ed9dabc-387a-4309-98e1-3f2b47639e0d.png?v=1776330005</image:loc>
      <image:title>Scandium AA Standard, 1000 ppm Sc in 3% HNO? - ASC1KN-100</image:title>
      <image:caption>Scandium AA Standard, 1000 ppm Sc in 3% HNO? - ASC1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/strontium-aa-standard-1000-ppm-sr-in-3-hno-asr1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_ecbdaa9f-999f-44b5-bd1b-2411b443199a.png?v=1776330005</image:loc>
      <image:title>Strontium AA Standard, 1000 ppm Sr in 3% HNO? - ASR1KN-100</image:title>
      <image:caption>Strontium AA Standard, 1000 ppm Sr in 3% HNO? - ASR1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfuric-acid-acs-reagent-grade-rabs0030-500c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-corrosive_500c_90218651-f399-4cce-943f-f23cd552115d.png?v=1776330006</image:loc>
      <image:title>Sulfuric Acid, ACS Reagent Grade - RABS0030-500C</image:title>
      <image:caption>Sulfuric Acid, ACS Reagent Grade - RABS0030-500C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silicon-aa-standard-1000-ppm-si-in-ho-asi1kw-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_9e8662cd-843c-4198-8e80-9bd00860c599.png?v=1776330007</image:loc>
      <image:title>Silicon AA Standard, 1000 ppm Si in H?O - ASI1KW-100</image:title>
      <image:caption>Silicon AA Standard, 1000 ppm Si in H?O - ASI1KW-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/rhenium-aa-standard-1000-ppm-re-in-ho-are1kw-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_cc88321b-1987-451d-8c61-76df1ba07d31.png?v=1776330005</image:loc>
      <image:title>Rhenium AA Standard, 1000 ppm Re in H?O - ARE1KW-500</image:title>
      <image:caption>Rhenium AA Standard, 1000 ppm Re in H?O - ARE1KW-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-acs-reagent-grade-rdcs0430-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_409391b6-7fe6-4d5a-988b-d5fb69174be0.png?v=1776330006</image:loc>
      <image:title>Sodium Chloride, ACS Reagent Grade - RDCS0430-500B1</image:title>
      <image:caption>Sodium Chloride, ACS Reagent Grade - RDCS0430-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/mannitol-acs-reagent-grade-rdcm0200-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_beae50c8-ab76-4427-afbe-e5e8d9d9483a.png?v=1776330006</image:loc>
      <image:title>Mannitol, ACS Reagent Grade - RDCM0200-500B1</image:title>
      <image:caption>Mannitol, ACS Reagent Grade - RDCM0200-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/aluminum-chloride-hexahydrate-reagent-grade-rdca0250-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_f74daf6f-80ac-4f99-969c-0a246f75afe7.png?v=1776330006</image:loc>
      <image:title>Aluminum Chloride Hexahydrate, Reagent Grade - RDCA0250-500B1</image:title>
      <image:caption>Aluminum Chloride Hexahydrate, Reagent Grade - RDCA0250-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/silicon-aa-standard-1000-ppm-si-in-ho-asi1kw-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_5f4f513c-4d64-4964-8d2c-cc4645188706.png?v=1776330008</image:loc>
      <image:title>Silicon AA Standard, 1000 ppm Si in H?O - ASI1KW-500</image:title>
      <image:caption>Silicon AA Standard, 1000 ppm Si in H?O - ASI1KW-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/melamine-recrystallized-rdcm0250-25f1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_dfab1c3c-899e-47a6-b75c-62eb9c9d9f3c.png?v=1776330005</image:loc>
      <image:title>Melamine, Recrystallized - RDCM0250-25F1</image:title>
      <image:caption>Melamine, Recrystallized - RDCM0250-25F1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfur-aa-standard-1000-ppm-s-in-ho-as1kw-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_ff2baa80-5189-40d8-80a7-92841802e24c.png?v=1776330005</image:loc>
      <image:title>Sulfur AA Standard, 1000 ppm S in H?O - AS1KW-500</image:title>
      <image:caption>Sulfur AA Standard, 1000 ppm S in H?O - AS1KW-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-citrate-dihydrate-acs-reagent-grade-rdcs0450-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_234b5cdd-8925-44aa-be44-c2443473d8fb.png?v=1776330008</image:loc>
      <image:title>Sodium Citrate Dihydrate, ACS Reagent Grade - RDCS0450-500B1</image:title>
      <image:caption>Sodium Citrate Dihydrate, ACS Reagent Grade - RDCS0450-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/nickel-chloride-hexahydrate-reagent-grade-rdcn0200-125a6</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_c0c2008a-6f0b-44b1-adc4-9be970079eae.png?v=1776330010</image:loc>
      <image:title>Nickel Chloride Hexahydrate, Reagent Grade - RDCN0200-125A6</image:title>
      <image:caption>Nickel Chloride Hexahydrate, Reagent Grade - RDCN0200-125A6</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/murexide-acs-reagent-grade-rdcm2000-5f1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_f81f5bf5-f931-4de0-9a35-b1f10cd46779.png?v=1776330012</image:loc>
      <image:title>Murexide, ACS Reagent Grade - RDCM2000-5F1</image:title>
      <image:caption>Murexide, ACS Reagent Grade - RDCM2000-5F1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-acs-reagent-grade-rdcs0430-12f4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_80b8e881-c401-46c5-8d52-fc1f12d75356.png?v=1776330009</image:loc>
      <image:title>Sodium Chloride, ACS Reagent Grade - RDCS0430-12F4</image:title>
      <image:caption>Sodium Chloride, ACS Reagent Grade - RDCS0430-12F4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-acs-reagent-grade-rdcs0430-100b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_726c117a-17e9-4b19-9bfa-8b798ed7b853.png?v=1776330007</image:loc>
      <image:title>Sodium Chloride, ACS Reagent Grade - RDCS0430-100B1</image:title>
      <image:caption>Sodium Chloride, ACS Reagent Grade - RDCS0430-100B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/selenium-aa-standard-1000-ppm-se-in-ho-ase1kw-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_f4086f83-1c84-4653-9f7f-9bf1949a8111.png?v=1776330012</image:loc>
      <image:title>Selenium AA Standard, 1000 ppm Se in H?O - ASE1KW-100</image:title>
      <image:caption>Selenium AA Standard, 1000 ppm Se in H?O - ASE1KW-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/n-1-naphthylethylenediamine-dihydrochloride-acs-reagent-grade-rdcn0100-25f1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_e587fed9-ba68-4525-9c7f-e6bde511ce8a.png?v=1776330007</image:loc>
      <image:title>N-(1-Naphthyl)ethylenediamine Dihydrochloride, ACS Reagent Grade - RDCN0100-25F1</image:title>
      <image:caption>N-(1-Naphthyl)ethylenediamine Dihydrochloride, ACS Reagent Grade - RDCN0100-25F1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-carbonate-acs-reagent-grade-rdcp0370-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_ac25b3be-7813-48f0-b4d6-797f6c0aba81.png?v=1776330009</image:loc>
      <image:title>Potassium Carbonate, ACS Reagent Grade - RDCP0370-500B1</image:title>
      <image:caption>Potassium Carbonate, ACS Reagent Grade - RDCP0370-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/samarium-aa-standard-1000-ppm-sm-in-3-hno-asm1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_f9e12a40-b309-4f89-a316-2c0d69b286d8.png?v=1776330011</image:loc>
      <image:title>Samarium AA Standard, 1000 ppm Sm in 3% HNO? - ASM1KN-500</image:title>
      <image:caption>Samarium AA Standard, 1000 ppm Sm in 3% HNO? - ASM1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/rhenium-aa-standard-1000-ppm-re-in-ho-are1kw-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_5333f09a-73b7-49d7-a756-9dc6b2c66d67.png?v=1776330008</image:loc>
      <image:title>Rhenium AA Standard, 1000 ppm Re in H?O - ARE1KW-100</image:title>
      <image:caption>Rhenium AA Standard, 1000 ppm Re in H?O - ARE1KW-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/picric-acid-reagent-grade-for-safety-in-transportation-picric-acid-is-usually-mixed-with-a-minimum-of-30-water-rdcp0300-10c1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_92de7362-ddd8-4b43-b9d7-caf465080328.png?v=1776330008</image:loc>
      <image:title>Picric Acid, Reagent Grade For safety in transportation, Picric Acid is usually mixed with a minimum of 30% water. - RDCP0300-10C1</image:title>
      <image:caption>Picric Acid, Reagent Grade For safety in transportation, Picric Acid is usually mixed with a minimum of 30% water. - RDCP0300-10C1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/antimony-aa-standard-1000-ppm-sb-in-3-hnotr-hf-asb1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_87ac6358-f473-4067-a031-7c47daaede03.png?v=1776330010</image:loc>
      <image:title>Antimony AA Standard, 1000 ppm Sb in 3% HNO?/tr HF - ASB1KN-500</image:title>
      <image:caption>Antimony AA Standard, 1000 ppm Sb in 3% HNO?/tr HF - ASB1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/samarium-aa-standard-1000-ppm-sm-in-3-hno-asm1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_9f6bd25f-090a-46df-9d2f-c5947996ca99.png?v=1776330009</image:loc>
      <image:title>Samarium AA Standard, 1000 ppm Sm in 3% HNO? - ASM1KN-100</image:title>
      <image:caption>Samarium AA Standard, 1000 ppm Sm in 3% HNO? - ASM1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/boric-acid-technical-grade-rdcb0510-12f4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_09bbdb86-8247-4774-a689-b858b4f96ce8.png?v=1776330012</image:loc>
      <image:title>Boric Acid, Technical Grade - RDCB0510-12F4</image:title>
      <image:caption>Boric Acid, Technical Grade - RDCB0510-12F4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/barium-chloride-dihydrate-acs-reagent-grade-rdcb0080-100b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_302de645-6b86-4d01-bae8-f39115c7e333.png?v=1776330009</image:loc>
      <image:title>Barium Chloride Dihydrate, ACS Reagent Grade - RDCB0080-100B1</image:title>
      <image:caption>Barium Chloride Dihydrate, ACS Reagent Grade - RDCB0080-100B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/picric-acid-reagent-grade-for-safety-in-transportation-picric-acid-is-usually-mixed-with-a-minimum-of-30-water-rdcp0300-125a6</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_5268193e-f163-428e-994f-ce768d24236f.png?v=1776330009</image:loc>
      <image:title>Picric Acid, Reagent Grade For safety in transportation, Picric Acid is usually mixed with a minimum of 30% water. - RDCP0300-125A6</image:title>
      <image:caption>Picric Acid, Reagent Grade For safety in transportation, Picric Acid is usually mixed with a minimum of 30% water. - RDCP0300-125A6</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/bromocresol-green-sodium-salt-acs-reagent-grade-rdcb0600-200b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_8102e234-e99f-4d3c-b6de-c03fd9f173fd.png?v=1776330010</image:loc>
      <image:title>Bromocresol Green Sodium Salt, ACS Reagent Grade - RDCB0600-200B1</image:title>
      <image:caption>Bromocresol Green Sodium Salt, ACS Reagent Grade - RDCB0600-200B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-anhydrous-acs-reagent-grade-rdcs0390-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_481a7b96-8b56-4df7-93f6-d9f16c508412.png?v=1776330012</image:loc>
      <image:title>Sodium Carbonate, Anhydrous, ACS Reagent Grade - RDCS0390-500B1</image:title>
      <image:caption>Sodium Carbonate, Anhydrous, ACS Reagent Grade - RDCS0390-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tin-aa-standard-1000-ppm-sn-in-3-hnotr-hf-asn1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_68f880bb-11a4-43a3-b1de-f7420c14d6d0.png?v=1776330012</image:loc>
      <image:title>Tin AA Standard, 1000 ppm Sn in 3% HNO?/tr HF - ASN1KN-500</image:title>
      <image:caption>Tin AA Standard, 1000 ppm Sn in 3% HNO?/tr HF - ASN1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/phenolphthalein-acs-reagent-grade-rdcp0250-25f1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_a9c27f37-f5d1-4990-8639-c08dcd4dc8df.png?v=1776330010</image:loc>
      <image:title>Phenolphthalein, ACS Reagent Grade - RDCP0250-25F1</image:title>
      <image:caption>Phenolphthalein, ACS Reagent Grade - RDCP0250-25F1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/antimony-aa-standard-1000-ppm-sb-in-20-hcl-asb1kh-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_19ec9478-3bad-41bc-88f9-0830deb1d25d.png?v=1776330010</image:loc>
      <image:title>Antimony AA Standard, 1000 ppm Sb in 20% HCl - ASB1KH-100</image:title>
      <image:caption>Antimony AA Standard, 1000 ppm Sb in 20% HCl - ASB1KH-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/antimony-aa-standard-1000-ppm-sb-in-20-hcl-asb1kh-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_fb23fee5-266f-407d-8b02-31d22befc7fc.png?v=1776330012</image:loc>
      <image:title>Antimony AA Standard, 1000 ppm Sb in 20% HCl - ASB1KH-500</image:title>
      <image:caption>Antimony AA Standard, 1000 ppm Sb in 20% HCl - ASB1KH-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/oxalic-acid-dihydrate-acs-reagent-grade-rdco0200-125b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_6dab3dea-602b-4a0c-befa-b84532068fdc.png?v=1776330012</image:loc>
      <image:title>Oxalic Acid Dihydrate, ACS Reagent Grade - RDCO0200-125B1</image:title>
      <image:caption>Oxalic Acid Dihydrate, ACS Reagent Grade - RDCO0200-125B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/arsenic-trioxide-acs-reductometric-standard-rdca0700-100b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_584eae80-ce0f-49de-b258-980fb5870752.png?v=1776330011</image:loc>
      <image:title>Arsenic Trioxide, ACS Reductometric Standard - RDCA0700-100B1</image:title>
      <image:caption>Arsenic Trioxide, ACS Reductometric Standard - RDCA0700-100B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tin-aa-standard-1000-ppm-sn-in-15-hcl-asn1kh-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_ca2f4c26-6d82-4183-a002-2d6c9461e76c.png?v=1776330009</image:loc>
      <image:title>Tin AA Standard, 1000 ppm Sn in 15% HCl - ASN1KH-100</image:title>
      <image:caption>Tin AA Standard, 1000 ppm Sn in 15% HCl - ASN1KH-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/strontium-aa-standard-1000-ppm-sr-in-3-hcl-asr1kh-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_4967c184-9743-4c57-abb7-8f37ce6776c8.png?v=1776330010</image:loc>
      <image:title>Strontium AA Standard, 1000 ppm Sr in 3% HCl - ASR1KH-500</image:title>
      <image:caption>Strontium AA Standard, 1000 ppm Sr in 3% HCl - ASR1KH-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/bromocresol-green-sodium-salt-acs-reagent-grade-rdcb0600-10f1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_374f1bb7-bb26-41df-b321-b7a8dfc1d563.png?v=1776330010</image:loc>
      <image:title>Bromocresol Green Sodium Salt, ACS Reagent Grade - RDCB0600-10F1</image:title>
      <image:caption>Bromocresol Green Sodium Salt, ACS Reagent Grade - RDCB0600-10F1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chloride-acs-reagent-grade-rdcs0430-50f4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_9fd05b54-d61e-423c-b2e8-612d97bd3eed.png?v=1776330013</image:loc>
      <image:title>Sodium Chloride, ACS Reagent Grade - RDCS0430-50F4</image:title>
      <image:caption>Sodium Chloride, ACS Reagent Grade - RDCS0430-50F4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chlorite-80-technical-grade-rdcs0440-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_5100b3bd-0b0b-49cf-88b9-87b23dd153b1.png?v=1776330012</image:loc>
      <image:title>Sodium Chlorite, 80%, Technical Grade - RDCS0440-500B1</image:title>
      <image:caption>Sodium Chlorite, 80%, Technical Grade - RDCS0440-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-nitroferricyanide-dihydrate-acs-reagent-grade-sodium-nitroprusside-rdcs0700-100b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_a9d475a3-0c6f-4aaf-852d-f6904a41fbab.png?v=1776330009</image:loc>
      <image:title>Sodium Nitroferricyanide Dihydrate, ACS Reagent Grade (Sodium Nitroprusside) - RDCS0700-100B1</image:title>
      <image:caption>Sodium Nitroferricyanide Dihydrate, ACS Reagent Grade (Sodium Nitroprusside) - RDCS0700-100B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-fluoride-acs-reagent-grade-rdcs0500-25a5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_c2cdb5a5-d42f-419a-85b2-aeb07cb1658e.png?v=1776330012</image:loc>
      <image:title>Sodium Fluoride, ACS Reagent Grade - RDCS0500-2.5A5</image:title>
      <image:caption>Sodium Fluoride, ACS Reagent Grade - RDCS0500-2.5A5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/nickel-carbonate-basic-reagent-grade-rdcn0150-500a6</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_9feb496c-e3cb-4dd4-9955-fe9ab813d9b8.png?v=1776330010</image:loc>
      <image:title>Nickel Carbonate, Basic, Reagent Grade - RDCN0150-500A6</image:title>
      <image:caption>Nickel Carbonate, Basic, Reagent Grade - RDCN0150-500A6</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/calcium-nitrate-tetrahydrate-acs-reagent-grade-rdcc0100-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_7e2abc7d-ca67-4b92-8434-b50c5b4668b2.png?v=1776330012</image:loc>
      <image:title>Calcium Nitrate Tetrahydrate, ACS Reagent Grade - RDCC0100-500B1</image:title>
      <image:caption>Calcium Nitrate Tetrahydrate, ACS Reagent Grade - RDCC0100-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/methyl-violet-rdcm0960-10f1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_a4e8c0cb-cc09-4b0d-8968-5add0b415afb.png?v=1776330010</image:loc>
      <image:title>Methyl Violet - RDCM0960-10F1</image:title>
      <image:caption>Methyl Violet - RDCM0960-10F1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/strontium-aa-standard-1000-ppm-sr-in-3-hcl-asr1kh-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_b01ec546-0797-44a8-bf65-bc3791b29726.png?v=1776330012</image:loc>
      <image:title>Strontium AA Standard, 1000 ppm Sr in 3% HCl - ASR1KH-100</image:title>
      <image:caption>Strontium AA Standard, 1000 ppm Sr in 3% HCl - ASR1KH-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/ammonium-nitrate-acs-reagent-grade-rdca0455-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_74357ebc-2e5e-4369-bc08-830c9ddfa007.png?v=1776330012</image:loc>
      <image:title>Ammonium Nitrate, ACS Reagent Grade - RDCA0455-500B1</image:title>
      <image:caption>Ammonium Nitrate, ACS Reagent Grade - RDCA0455-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/picric-acid-reagent-grade-for-safety-in-transportation-picric-acid-is-usually-mixed-with-a-minimum-of-30-water-rdcp0300-25c1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_9d4a202d-e5bf-4a20-a5e0-1be53c2655bf.png?v=1776330015</image:loc>
      <image:title>Picric Acid, Reagent Grade For safety in transportation, Picric Acid is usually mixed with a minimum of 30% water. - RDCP0300-25C1</image:title>
      <image:caption>Picric Acid, Reagent Grade For safety in transportation, Picric Acid is usually mixed with a minimum of 30% water. - RDCP0300-25C1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/oxalic-acid-dihydrate-acs-reagent-grade-rdco0200-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_836c245d-68f7-4a58-a9d2-a6fae3644037.png?v=1776330012</image:loc>
      <image:title>Oxalic Acid Dihydrate, ACS Reagent Grade - RDCO0200-500B1</image:title>
      <image:caption>Oxalic Acid Dihydrate, ACS Reagent Grade - RDCO0200-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-sulfate-anhydrous-acs-reagent-grade-rdcs0850-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_a5c0fcd6-184f-4224-99e6-96365c83bf80.png?v=1776330014</image:loc>
      <image:title>Sodium Sulfate, Anhydrous, ACS Reagent Grade - RDCS0850-500B1</image:title>
      <image:caption>Sodium Sulfate, Anhydrous, ACS Reagent Grade - RDCS0850-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-fluoride-acs-reagent-grade-rdcs0500-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_529810bb-fd71-4d06-a40d-5925087998aa.png?v=1776330015</image:loc>
      <image:title>Sodium Fluoride, ACS Reagent Grade - RDCS0500-500B1</image:title>
      <image:caption>Sodium Fluoride, ACS Reagent Grade - RDCS0500-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/barium-hydroxide-octahydrate-acs-rdcb0100-500a6</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_2f964503-e629-4dd3-beb7-36c608096d60.png?v=1776330013</image:loc>
      <image:title>Barium Hydroxide octahydrate, ACS - RDCB0100-500A6</image:title>
      <image:caption>Barium Hydroxide octahydrate, ACS - RDCB0100-500A6</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/ammonium-bifluoride-technical-rdca0420-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_0bd5fcff-9f28-4a44-9700-f41de864d051.png?v=1776330011</image:loc>
      <image:title>Ammonium Bifluoride, Technical - RDCA0420-500B1</image:title>
      <image:caption>Ammonium Bifluoride, Technical - RDCA0420-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/ascorbic-acid-acs-reagent-grade-rdca0750-100b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_9f404e7b-25d0-4e60-b279-4c853ec9eac5.png?v=1776330015</image:loc>
      <image:title>Ascorbic Acid, ACS Reagent Grade - RDCA0750-100B1</image:title>
      <image:caption>Ascorbic Acid, ACS Reagent Grade - RDCA0750-100B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/phenol-red-sodium-salt-acs-reagent-grade-rdcp0270-5f1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_35e8491a-c81b-4a28-968b-a8f4afe2976f.png?v=1776330013</image:loc>
      <image:title>Phenol Red Sodium Salt, ACS Reagent Grade - RDCP0270-5F1</image:title>
      <image:caption>Phenol Red Sodium Salt, ACS Reagent Grade - RDCP0270-5F1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/calcium-chloride-dihydrate-acs-reagent-grade-rdcc0075-25f4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_3342fe7f-a1a6-4b86-80d0-8f87c260c406.png?v=1776330015</image:loc>
      <image:title>Calcium Chloride Dihydrate, ACS Reagent Grade - RDCC0075-25F4</image:title>
      <image:caption>Calcium Chloride Dihydrate, ACS Reagent Grade - RDCC0075-25F4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/ascorbic-acid-acs-reagent-grade-rdca0750-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_1de130ac-5e39-432e-8b36-b111f1f52189.png?v=1776330013</image:loc>
      <image:title>Ascorbic Acid, ACS Reagent Grade - RDCA0750-500B1</image:title>
      <image:caption>Ascorbic Acid, ACS Reagent Grade - RDCA0750-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/scandium-aa-standard-1000-ppm-sc-in-3-hno-asc1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_3f2c2523-62e7-4e98-983f-3571f8d98a77.png?v=1776330014</image:loc>
      <image:title>Scandium AA Standard, 1000 ppm Sc in 3% HNO? - ASC1KN-500</image:title>
      <image:caption>Scandium AA Standard, 1000 ppm Sc in 3% HNO? - ASC1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/boric-acid-acs-reagent-grade-rdcb0500-1000b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_54ec4c7b-2ea8-4f62-a1f3-c75a7e28be94.png?v=1776330012</image:loc>
      <image:title>Boric Acid, ACS Reagent Grade - RDCB0500-1000B1</image:title>
      <image:caption>Boric Acid, ACS Reagent Grade - RDCB0500-1000B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-sulfite-anhydrous-acs-reagent-grade-rdcs0870-25a5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_0c0ebaad-127f-4d5d-9d12-4c09bea6cb85.png?v=1776330012</image:loc>
      <image:title>Sodium Sulfite, Anhydrous, ACS Reagent Grade - RDCS0870-2.5A5</image:title>
      <image:caption>Sodium Sulfite, Anhydrous, ACS Reagent Grade - RDCS0870-2.5A5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/strontium-aa-standard-1000-ppm-sr-in-3-hno-asr1kn-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_f4400cd2-b1e8-488d-b903-6be57ca2db0f.png?v=1776330015</image:loc>
      <image:title>Strontium AA Standard, 1000 ppm Sr in 3% HNO? - ASR1KN-500</image:title>
      <image:caption>Strontium AA Standard, 1000 ppm Sr in 3% HNO? - ASR1KN-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/boric-acid-acs-reagent-grade-rdcb0500-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_846be6b6-d342-4474-b7a1-cef24cee72c9.png?v=1776330014</image:loc>
      <image:title>Boric Acid, ACS Reagent Grade - RDCB0500-500B1</image:title>
      <image:caption>Boric Acid, ACS Reagent Grade - RDCB0500-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-pellets-acs-reagent-grade-rdcs0530-25f4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_60687860-5833-41f3-b929-213b85441e00.png?v=1776330015</image:loc>
      <image:title>Sodium Hydroxide (Pellets), ACS Reagent Grade - RDCS0530-25F4</image:title>
      <image:caption>Sodium Hydroxide (Pellets), ACS Reagent Grade - RDCS0530-25F4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-chromate-acs-reagent-grade-rdcp0390-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_5227ddc3-da5b-42a6-ab26-4f5136596d2c.png?v=1776330013</image:loc>
      <image:title>Potassium Chromate, ACS Reagent Grade - RDCP0390-500B1</image:title>
      <image:caption>Potassium Chromate, ACS Reagent Grade - RDCP0390-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/boric-acid-acs-reagent-grade-rdcb0500-25a5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_b0c607d7-f940-4d14-90a4-cddb0fdbdbb9.png?v=1776330013</image:loc>
      <image:title>Boric Acid, ACS Reagent Grade - RDCB0500-2.5A5</image:title>
      <image:caption>Boric Acid, ACS Reagent Grade - RDCB0500-2.5A5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/brilliant-green-certified-ci-42040-rdcb0530-25f1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_306844df-6818-4cad-a1de-59acd6af0849.png?v=1776330017</image:loc>
      <image:title>Brilliant Green, Certified, CI 42040 - RDCB0530-25F1</image:title>
      <image:caption>Brilliant Green, Certified, CI 42040 - RDCB0530-25F1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/barium-diphenylamine-sulfonate-reagent-grade-rdcb0090-25f1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_3fd19cc6-53e9-4c87-bc21-95adff4f5600.png?v=1776330015</image:loc>
      <image:title>Barium Diphenylamine Sulfonate, Reagent Grade - RDCB0090-25F1</image:title>
      <image:caption>Barium Diphenylamine Sulfonate, Reagent Grade - RDCB0090-25F1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tin-aa-standard-1000-ppm-sn-in-3-hnotr-hf-asn1kn-100</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_095b3ad1-f964-4a26-b968-6d426364c845.png?v=1776330016</image:loc>
      <image:title>Tin AA Standard, 1000 ppm Sn in 3% HNO?/tr HF - ASN1KN-100</image:title>
      <image:caption>Tin AA Standard, 1000 ppm Sn in 3% HNO?/tr HF - ASN1KN-100</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/cobalt-chloride-hexahydrate-acs-reagent-grade-rdcc0660-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_f11a9cb1-4eab-4141-b317-47e5a4b6eef1.png?v=1776330017</image:loc>
      <image:title>Cobalt Chloride Hexahydrate, ACS Reagent Grade - RDCC0660-500B1</image:title>
      <image:caption>Cobalt Chloride Hexahydrate, ACS Reagent Grade - RDCC0660-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/barium-chloride-dihydrate-acs-reagent-grade-rdcb0080-25a5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_2bdf8e5e-613c-4df4-926c-6621bf6131e5.png?v=1776330017</image:loc>
      <image:title>Barium Chloride Dihydrate, ACS Reagent Grade - RDCB0080-2.5A5</image:title>
      <image:caption>Barium Chloride Dihydrate, ACS Reagent Grade - RDCB0080-2.5A5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/bromothymol-blue-sodium-salt-acs-reagent-grade-rdcb0750-10f1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_263efa8a-2dad-4ff6-867b-f2ff2c74194e.png?v=1776330017</image:loc>
      <image:title>Bromothymol Blue Sodium Salt, ACS Reagent Grade - RDCB0750-10F1</image:title>
      <image:caption>Bromothymol Blue Sodium Salt, ACS Reagent Grade - RDCB0750-10F1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-pellets-acs-reagent-grade-rdcs0530-1000b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_d4fb2708-bf1f-46b1-86be-4c018232d3fb.png?v=1776330015</image:loc>
      <image:title>Sodium Hydroxide (Pellets), ACS Reagent Grade - RDCS0530-1000B1</image:title>
      <image:caption>Sodium Hydroxide (Pellets), ACS Reagent Grade - RDCS0530-1000B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/110-phenanthroline-monohydrate-acs-reagent-grade-rdcp0200-5f1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_9b0b64bb-551b-43ac-814e-03a9190ff5b2.png?v=1776330015</image:loc>
      <image:title>1,10-Phenanthroline Monohydrate, ACS Reagent Grade - RDCP0200-5F1</image:title>
      <image:caption>1,10-Phenanthroline Monohydrate, ACS Reagent Grade - RDCP0200-5F1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-dichromate-acs-reagent-grade-rdcp0420-50f4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_83ac2836-0e41-4126-ae11-d030c1ca0ccf.png?v=1776330018</image:loc>
      <image:title>Potassium Dichromate, ACS Reagent Grade - RDCP0420-50F4</image:title>
      <image:caption>Potassium Dichromate, ACS Reagent Grade - RDCP0420-50F4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-citrate-hydrate-reagent-grade-rdcp0395-125d2</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_aaac6dd4-6455-4636-a7b5-23f594fc2a2b.png?v=1776330018</image:loc>
      <image:title>Potassium Citrate Hydrate, Reagent Grade - RDCP0395-125D2</image:title>
      <image:caption>Potassium Citrate Hydrate, Reagent Grade - RDCP0395-125D2</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/picric-acid-reagent-grade-for-safety-in-transportation-picric-acid-is-usually-mixed-with-a-minimum-of-30-water-rdcp0300-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_153d5dab-a396-44fd-b57e-f933b80d9904.png?v=1776330017</image:loc>
      <image:title>Picric Acid, Reagent Grade For safety in transportation, Picric Acid is usually mixed with a minimum of 30% water. - RDCP0300-500B1</image:title>
      <image:caption>Picric Acid, Reagent Grade For safety in transportation, Picric Acid is usually mixed with a minimum of 30% water. - RDCP0300-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-dichromate-acs-reagent-grade-rdcp0420-12f4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_cff3172f-8d7f-4cfb-86d0-cd6d901dfe1b.png?v=1776330016</image:loc>
      <image:title>Potassium Dichromate, ACS Reagent Grade - RDCP0420-12F4</image:title>
      <image:caption>Potassium Dichromate, ACS Reagent Grade - RDCP0420-12F4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/congo-red-rdcc0730-10f1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_efc3bf41-d1ab-47b0-8eb2-bdee0da7888e.png?v=1776330021</image:loc>
      <image:title>Congo Red - RDCC0730-10F1</image:title>
      <image:caption>Congo Red - RDCC0730-10F1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/chromium-trioxide-acs-reagent-grade-rdcc0550-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_6fa3cf23-6bbb-459a-9871-14a0af43071a.png?v=1776330020</image:loc>
      <image:title>Chromium Trioxide, ACS Reagent Grade - RDCC0550-500B1</image:title>
      <image:caption>Chromium Trioxide, ACS Reagent Grade - RDCC0550-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-phosphate-monobasic-monohydrate-acs-reagent-grade-rdcs0770-100b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_7b74bfce-5258-4202-ac9d-6bb094199d2f.png?v=1776330021</image:loc>
      <image:title>Sodium Phosphate Monobasic Monohydrate, ACS Reagent Grade - RDCS0770-100B1</image:title>
      <image:caption>Sodium Phosphate Monobasic Monohydrate, ACS Reagent Grade - RDCS0770-100B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-carbonate-anhydrous-acs-reagent-grade-rdcs0390-100b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_8c57b22a-c5ff-46f7-9500-cdae7e2e83a8.png?v=1776330016</image:loc>
      <image:title>Sodium Carbonate, Anhydrous, ACS Reagent Grade - RDCS0390-100B1</image:title>
      <image:caption>Sodium Carbonate, Anhydrous, ACS Reagent Grade - RDCS0390-100B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-pellets-acs-reagent-grade-rdcs0530-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_b60a06e0-831f-4d6c-80f0-cfbc2485472a.png?v=1776330019</image:loc>
      <image:title>Sodium Hydroxide (Pellets), ACS Reagent Grade - RDCS0530-500B1</image:title>
      <image:caption>Sodium Hydroxide (Pellets), ACS Reagent Grade - RDCS0530-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/m-cresol-purple-sodium-salt-rdcc0800-10f1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_aeb4d3b7-16d4-48cc-bc21-9695304177b9.png?v=1776330015</image:loc>
      <image:title>m-Cresol Purple Sodium Salt - RDCC0800-10F1</image:title>
      <image:caption>m-Cresol Purple Sodium Salt - RDCC0800-10F1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/chromium-trioxide-acs-reagent-grade-rdcc0550-100b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_724ccf04-f4a0-4952-95fc-e90905b1c187.png?v=1776330018</image:loc>
      <image:title>Chromium Trioxide, ACS Reagent Grade - RDCC0550-100B1</image:title>
      <image:caption>Chromium Trioxide, ACS Reagent Grade - RDCC0550-100B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/cupric-sulfate-pentahydrate-acs-reagent-grade-rdcc0900-25a5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_a163e1bb-ce01-4d59-a385-4cf60f6217df.png?v=1776330020</image:loc>
      <image:title>Cupric Sulfate Pentahydrate, ACS Reagent Grade - RDCC0900-2.5A5</image:title>
      <image:caption>Cupric Sulfate Pentahydrate, ACS Reagent Grade - RDCC0900-2.5A5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/nickel-chloride-hexahydrate-reagent-grade-rdcn0200-25a5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_cb8c6281-da80-49cf-a39e-841dc805466a.png?v=1776330017</image:loc>
      <image:title>Nickel Chloride Hexahydrate, Reagent Grade - RDCN0200-2.5A5</image:title>
      <image:caption>Nickel Chloride Hexahydrate, Reagent Grade - RDCN0200-2.5A5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-dichromate-acs-reagent-grade-rdcp0420-100b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_357ce09f-4139-410c-a369-72d729fa542b.png?v=1776330019</image:loc>
      <image:title>Potassium Dichromate, ACS Reagent Grade - RDCP0420-100B1</image:title>
      <image:caption>Potassium Dichromate, ACS Reagent Grade - RDCP0420-100B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/phenolphthalein-acs-reagent-grade-rdcp0250-100b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_0db68e1f-da76-478b-96fa-8b8bf9ee430a.png?v=1776330017</image:loc>
      <image:title>Phenolphthalein, ACS Reagent Grade - RDCP0250-100B1</image:title>
      <image:caption>Phenolphthalein, ACS Reagent Grade - RDCP0250-100B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/hydrospec-coulometric-ag-c-anolyte-solution-with-chloroform-for-cells-with-or-without-diaphragm-rk150000-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1c_1c3dcb4b-e03f-4667-bc89-ed7eee23f637.png?v=1776330018</image:loc>
      <image:title>HydroSpec Coulometric AG-C Anolyte Solution with Chloroform for Cells With or Without Diaphragm - RK150000-1C</image:title>
      <image:caption>HydroSpec Coulometric AG-C Anolyte Solution with Chloroform for Cells With or Without Diaphragm - RK150000-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-oxalate-acs-reagent-grade-rdcs0720-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_91160700-43c2-4e81-945a-c45ee2475980.png?v=1776330022</image:loc>
      <image:title>Sodium Oxalate, ACS Reagent Grade - RDCS0720-500B1</image:title>
      <image:caption>Sodium Oxalate, ACS Reagent Grade - RDCS0720-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-molybdate-dihydrate-technical-grade-rdcs0631-12f4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_66f09551-49fd-4f3d-a5b0-37f203adde96.png?v=1776330019</image:loc>
      <image:title>Sodium Molybdate Dihydrate, Technical Grade - RDCS0631-12F4</image:title>
      <image:caption>Sodium Molybdate Dihydrate, Technical Grade - RDCS0631-12F4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/1-2-pyridylazo-2-naphthol-pan-acs-reagent-grade-rdcp0050-5c1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_a5e21863-5552-4df4-80e4-c2545b43a4c6.png?v=1776330021</image:loc>
      <image:title>1-(2-Pyridylazo)-2-naphthol (PAN), ACS Reagent Grade - RDCP0050-5C1</image:title>
      <image:caption>1-(2-Pyridylazo)-2-naphthol (PAN), ACS Reagent Grade - RDCP0050-5C1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/stannous-chloride-dihydrate-acs-reagent-grade-rdcs1010-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_156905c6-cc72-4396-86d6-30cea5d2b17d.png?v=1776330020</image:loc>
      <image:title>Stannous Chloride Dihydrate, ACS Reagent Grade - RDCS1010-500B1</image:title>
      <image:caption>Stannous Chloride Dihydrate, ACS Reagent Grade - RDCS1010-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/cupric-chloride-dihydrate-acs-reagent-grade-rdcc0870-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_7659e5af-d241-4f1e-ad88-89d78ddfb3f7.png?v=1776330019</image:loc>
      <image:title>Cupric Chloride Dihydrate, ACS Reagent Grade - RDCC0870-500B1</image:title>
      <image:caption>Cupric Chloride Dihydrate, ACS Reagent Grade - RDCC0870-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-chloride-acs-reagent-grade-rdcp0380-25a5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_317e183a-04dd-4cd5-9081-c2a99965294a.png?v=1776330020</image:loc>
      <image:title>Potassium Chloride, ACS Reagent Grade - RDCP0380-2.5A5</image:title>
      <image:caption>Potassium Chloride, ACS Reagent Grade - RDCP0380-2.5A5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-tartrate-dihydrate-acs-reagent-grade-rdcs0890-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_0f2d061b-5a8b-4921-ae14-f4ecc3959c9e.png?v=1776330018</image:loc>
      <image:title>Sodium Tartrate Dihydrate, ACS Reagent Grade - RDCS0890-500B1</image:title>
      <image:caption>Sodium Tartrate Dihydrate, ACS Reagent Grade - RDCS0890-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-antimony-tartrate-trihydrate-acs-reagent-grade-rdcp0320-100b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_26b23caf-39ac-418a-aaa6-bb49be5c1ac9.png?v=1776330021</image:loc>
      <image:title>Potassium Antimony Tartrate Trihydrate, ACS Reagent Grade - RDCP0320-100B1</image:title>
      <image:caption>Potassium Antimony Tartrate Trihydrate, ACS Reagent Grade - RDCP0320-100B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-bromide-acs-reagent-grade-rdcp0360-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_926172f1-947a-453c-a24e-ad76799c5a69.png?v=1776330018</image:loc>
      <image:title>Potassium Bromide, ACS Reagent Grade - RDCP0360-500B1</image:title>
      <image:caption>Potassium Bromide, ACS Reagent Grade - RDCP0360-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-phosphate-monobasic-monohydrate-acs-reagent-grade-rdcs0770-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_2be98b79-3adb-4454-914e-2119942628c9.png?v=1776330022</image:loc>
      <image:title>Sodium Phosphate Monobasic Monohydrate, ACS Reagent Grade - RDCS0770-500B1</image:title>
      <image:caption>Sodium Phosphate Monobasic Monohydrate, ACS Reagent Grade - RDCS0770-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/bromophenol-blue-sodium-salt-acs-reagent-grade-rdcb0700-10f1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_6858ebb8-fcc3-4eab-a646-260e17f78020.png?v=1776330021</image:loc>
      <image:title>Bromophenol Blue Sodium Salt, ACS Reagent Grade - RDCB0700-10F1</image:title>
      <image:caption>Bromophenol Blue Sodium Salt, ACS Reagent Grade - RDCB0700-10F1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-sulfide-nonahydrate-acs-reagent-grade-rdcs0860-500c2</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_374ef766-47e0-4959-a49b-58102fdef7b5.png?v=1776330020</image:loc>
      <image:title>Sodium Sulfide Nonahydrate, ACS Reagent Grade - RDCS0860-500C2</image:title>
      <image:caption>Sodium Sulfide Nonahydrate, ACS Reagent Grade - RDCS0860-500C2</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-chloride-acs-reagent-grade-rdcp0380-12f4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_af4ff485-ed8b-43f2-a64b-1e1d1cba2dcf.png?v=1776330023</image:loc>
      <image:title>Potassium Chloride, ACS Reagent Grade - RDCP0380-12F4</image:title>
      <image:caption>Potassium Chloride, ACS Reagent Grade - RDCP0380-12F4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-dichromate-dihydrate-acs-reagent-grade-rdcs0485-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_9a1ef4e1-59f4-44a4-9e25-bfda0cb6570d.png?v=1776330019</image:loc>
      <image:title>Sodium Dichromate Dihydrate, ACS Reagent Grade - RDCS0485-500B1</image:title>
      <image:caption>Sodium Dichromate Dihydrate, ACS Reagent Grade - RDCS0485-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-dichromate-acs-reagent-grade-rdcp0420-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_2ff588e7-e0d0-4519-9385-2483df199145.png?v=1776330022</image:loc>
      <image:title>Potassium Dichromate, ACS Reagent Grade - RDCP0420-500B1</image:title>
      <image:caption>Potassium Dichromate, ACS Reagent Grade - RDCP0420-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-sulfate-anhydrous-acs-reagent-grade-rdcs0850-1000b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_0f1b747b-0b4d-408e-9ccc-20adb315d8cb.png?v=1776330021</image:loc>
      <image:title>Sodium Sulfate, Anhydrous, ACS Reagent Grade - RDCS0850-1000B1</image:title>
      <image:caption>Sodium Sulfate, Anhydrous, ACS Reagent Grade - RDCS0850-1000B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-ferricyanide-acs-reagent-grade-rdcp0440-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_2a96e189-942b-46e9-899e-3ae82b252e20.png?v=1776330020</image:loc>
      <image:title>Potassium Ferricyanide, ACS Reagent Grade - RDCP0440-500B1</image:title>
      <image:caption>Potassium Ferricyanide, ACS Reagent Grade - RDCP0440-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/hydrospec-coulometric-ag-oil-anolyte-solution-for-samples-insoluble-in-methanol-for-cells-with-or-without-diaphragm-rk160000-6x1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-kf_bottles_4_549108ee-0714-4d12-b0ca-bb9f0a6109b4.png?v=1776330023</image:loc>
      <image:title>HydroSpec Coulometric AG Oil Anolyte Solution for Samples Insoluble in Methanol for Cells With or Without Diaphragm - RK160000-6x1C</image:title>
      <image:caption>HydroSpec Coulometric AG Oil Anolyte Solution for Samples Insoluble in Methanol for Cells With or Without Diaphragm - RK160000-6x1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-chromate-anhydrous-rdcs0445-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_7d94d349-5bf4-4ade-a071-89b52da513d6.png?v=1776330022</image:loc>
      <image:title>Sodium Chromate, Anhydrous - RDCS0445-500B1</image:title>
      <image:caption>Sodium Chromate, Anhydrous - RDCS0445-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-pellets-acs-reagent-grade-rdcs0530-25a5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_c1e6cdcd-06f8-4ecf-99d7-044572eb52f2.png?v=1776330021</image:loc>
      <image:title>Sodium Hydroxide (Pellets), ACS Reagent Grade - RDCS0530-2.5A5</image:title>
      <image:caption>Sodium Hydroxide (Pellets), ACS Reagent Grade - RDCS0530-2.5A5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/citric-acid-anhydrous-acs-reagent-grade-rdcc0600-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_d71ce206-261b-4fa3-86ed-ed36da70a9e1.png?v=1776330023</image:loc>
      <image:title>Citric Acid, Anhydrous, ACS Reagent Grade - RDCC0600-500B1</image:title>
      <image:caption>Citric Acid, Anhydrous, ACS Reagent Grade - RDCC0600-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-pellets-acs-reagent-grade-rdcs0530-12f4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_09b5c5f1-1173-458c-a023-d87c00e5031c.png?v=1776330023</image:loc>
      <image:title>Sodium Hydroxide (Pellets), ACS Reagent Grade - RDCS0530-12F4</image:title>
      <image:caption>Sodium Hydroxide (Pellets), ACS Reagent Grade - RDCS0530-12F4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-hydroxide-pellets-acs-reagent-grade-rdcs0530-125b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_93dd52c5-14a3-49bd-bb6f-b716a632b849.png?v=1776330024</image:loc>
      <image:title>Sodium Hydroxide (Pellets), ACS Reagent Grade - RDCS0530-125B1</image:title>
      <image:caption>Sodium Hydroxide (Pellets), ACS Reagent Grade - RDCS0530-125B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-chloride-acs-reagent-grade-rdcp0380-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_4e66d534-c3a7-4b2f-ad4a-4b4c9a2cb77e.png?v=1776330021</image:loc>
      <image:title>Potassium Chloride, ACS Reagent Grade - RDCP0380-500B1</image:title>
      <image:caption>Potassium Chloride, ACS Reagent Grade - RDCP0380-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-bromate-purified-rdcp0361-500c2</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_d7d707e0-60e6-4d65-b891-88ca3ddb09f0.png?v=1776330023</image:loc>
      <image:title>Potassium Bromate, Purified - RDCP0361-500C2</image:title>
      <image:caption>Potassium Bromate, Purified - RDCP0361-500C2</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-dihydrogen-diiodate-acs-reagent-grade-potassium-biiodate-rdcp0470-100b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_191301f5-88b1-4d0e-851a-eb6ed7af7df0.png?v=1776330023</image:loc>
      <image:title>Potassium Dihydrogen Diiodate, ACS Reagent Grade (Potassium Biiodate) - RDCP0470-100B1</image:title>
      <image:caption>Potassium Dihydrogen Diiodate, ACS Reagent Grade (Potassium Biiodate) - RDCP0470-100B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/dichloromethane-acs-reagent-grade-methylene-chloride-rdcd0100-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-health_1c_ccc10839-e73f-4205-9f70-7adb2d93fc87.png?v=1776330026</image:loc>
      <image:title>Dichloromethane, ACS Reagent Grade (Methylene Chloride) - RDCD0100-1C</image:title>
      <image:caption>Dichloromethane, ACS Reagent Grade (Methylene Chloride) - RDCD0100-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-nitrate-acs-reagent-grade-rdcs0650-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_ba347b71-2b44-4e46-a713-5b34d550d1a0.png?v=1776330025</image:loc>
      <image:title>Sodium Nitrate, ACS Reagent Grade - RDCS0650-500B1</image:title>
      <image:caption>Sodium Nitrate, ACS Reagent Grade - RDCS0650-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/hydrospec-coulometric-ag-c-anolyte-solution-with-chloroform-for-cells-with-or-without-diaphragm-rk150000-6x1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-kf_bottles_4_be9ba8c5-f62b-4814-846e-d2e25821865c.png?v=1776330023</image:loc>
      <image:title>HydroSpec Coulometric AG-C Anolyte Solution with Chloroform for Cells With or Without Diaphragm - RK150000-6x1C</image:title>
      <image:caption>HydroSpec Coulometric AG-C Anolyte Solution with Chloroform for Cells With or Without Diaphragm - RK150000-6x1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-ferrocyanide-trihydrate-acs-reagent-grade-rdcp0450-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_747978f1-94b0-4f1e-867b-7c32f89370ca.png?v=1776330023</image:loc>
      <image:title>Potassium Ferrocyanide Trihydrate, ACS Reagent Grade - RDCP0450-500B1</image:title>
      <image:caption>Potassium Ferrocyanide Trihydrate, ACS Reagent Grade - RDCP0450-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/stannous-chloride-dihydrate-acs-reagent-grade-rdcs1010-25a5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_d39645d2-9364-4d0d-88d2-f791ba59a6ce.png?v=1776330023</image:loc>
      <image:title>Stannous Chloride Dihydrate, ACS Reagent Grade - RDCS1010-2.5A5</image:title>
      <image:caption>Stannous Chloride Dihydrate, ACS Reagent Grade - RDCS1010-2.5A5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/cresol-red-sodium-salt-rdcc0830-10f1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_348ad1a3-66b2-4d35-bcf5-888b127bbee3.png?v=1776330023</image:loc>
      <image:title>Cresol Red Sodium Salt - RDCC0830-10F1</image:title>
      <image:caption>Cresol Red Sodium Salt - RDCC0830-10F1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/hydrospec-coulometric-ag-c-anolyte-solution-with-chloroform-for-cells-with-or-without-diaphragm-rk150000-500c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_500c_a16a4174-9a07-4520-ac92-8c0cbbe25b8d.png?v=1776330024</image:loc>
      <image:title>HydroSpec Coulometric AG-C Anolyte Solution with Chloroform for Cells With or Without Diaphragm - RK150000-500C</image:title>
      <image:caption>HydroSpec Coulometric AG-C Anolyte Solution with Chloroform for Cells With or Without Diaphragm - RK150000-500C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/stannous-chloride-dihydrate-acs-reagent-grade-rdcs1010-100b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_e081dbd5-ed78-4317-afb2-5447332219c6.png?v=1776330025</image:loc>
      <image:title>Stannous Chloride Dihydrate, ACS Reagent Grade - RDCS1010-100B1</image:title>
      <image:caption>Stannous Chloride Dihydrate, ACS Reagent Grade - RDCS1010-100B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-phosphate-dibasic-anhydrous-acs-reagent-grade-rdcs0750-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_ecb594db-d614-4688-8ffe-5056558c6056.png?v=1776330024</image:loc>
      <image:title>Sodium Phosphate Dibasic, Anhydrous, ACS Reagent Grade - RDCS0750-500B1</image:title>
      <image:caption>Sodium Phosphate Dibasic, Anhydrous, ACS Reagent Grade - RDCS0750-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-chromate-acs-reagent-grade-rdcp0390-100b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_a98e7eec-50c3-4000-9afe-22a37a16c671.png?v=1776330027</image:loc>
      <image:title>Potassium Chromate, ACS Reagent Grade - RDCP0390-100B1</image:title>
      <image:caption>Potassium Chromate, ACS Reagent Grade - RDCP0390-100B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/tin-aa-standard-1000-ppm-sn-in-15-hcl-asn1kh-500</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_a2539b4d-c130-42ce-8384-36c910987e10.png?v=1776330023</image:loc>
      <image:title>Tin AA Standard, 1000 ppm Sn in 15% HCl - ASN1KH-500</image:title>
      <image:caption>Tin AA Standard, 1000 ppm Sn in 15% HCl - ASN1KH-500</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/calcium-chloride-dihydrate-acs-reagent-grade-rdcc0075-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_e0fc2ee3-7a8c-43a4-89d3-6249d113c70c.png?v=1776330026</image:loc>
      <image:title>Calcium Chloride Dihydrate, ACS Reagent Grade - RDCC0075-500B1</image:title>
      <image:caption>Calcium Chloride Dihydrate, ACS Reagent Grade - RDCC0075-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/hydrospec-coulometric-ag-oven-anolyte-solution-for-titration-with-an-oven-rk140000-6x500c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-kf_bottles_4_374418c7-6237-4d83-b005-63c11a5b12b6.png?v=1776330025</image:loc>
      <image:title>HydroSpec Coulometric AG Oven Anolyte Solution for Titration with an Oven - RK140000-6x500C</image:title>
      <image:caption>HydroSpec Coulometric AG Oven Anolyte Solution for Titration with an Oven - RK140000-6x500C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiosulfate-pentahydrate-acs-reagent-grade-rdcs0930-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_cefe6c64-a947-4b96-95f9-e8219020025b.png?v=1776330026</image:loc>
      <image:title>Sodium Thiosulfate Pentahydrate, ACS Reagent Grade - RDCS0930-500B1</image:title>
      <image:caption>Sodium Thiosulfate Pentahydrate, ACS Reagent Grade - RDCS0930-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-fluoride-acs-reagent-grade-rdcp0460-25a5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_5e50c611-a52e-4e91-86e1-b92dd13461da.png?v=1776330025</image:loc>
      <image:title>Potassium Fluoride, ACS Reagent Grade - RDCP0460-2.5A5</image:title>
      <image:caption>Potassium Fluoride, ACS Reagent Grade - RDCP0460-2.5A5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sucrose-acs-reagent-grade-rdcs1015-3a5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_e9f686c2-c5e7-4cb9-b5d2-60d8d8d63f2c.png?v=1776330025</image:loc>
      <image:title>Sucrose, ACS Reagent Grade - RDCS1015-3A5</image:title>
      <image:caption>Sucrose, ACS Reagent Grade - RDCS1015-3A5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sorbitol-rdcs1000-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_80d6fd27-a22f-4974-9582-cd9c46ed78bb.png?v=1776330027</image:loc>
      <image:title>Sorbitol - RDCS1000-500B1</image:title>
      <image:caption>Sorbitol - RDCS1000-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/starch-powder-potato-rdcs1030-250a6</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_75c9ad1f-1d61-438d-a10e-d06d37133a41.png?v=1776330027</image:loc>
      <image:title>Starch Powder (Potato) - RDCS1030-250A6</image:title>
      <image:caption>Starch Powder (Potato) - RDCS1030-250A6</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/cupric-sulfate-pentahydrate-acs-reagent-grade-rdcc0900-125a6</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_164ed395-432d-40c0-8385-96f25dd9d9f3.png?v=1776330029</image:loc>
      <image:title>Cupric Sulfate Pentahydrate, ACS Reagent Grade - RDCC0900-125A6</image:title>
      <image:caption>Cupric Sulfate Pentahydrate, ACS Reagent Grade - RDCC0900-125A6</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/calcium-hypochlorite-granular-rdcc0150-25c2</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_a7f56aa6-e088-47cf-b51b-962a7a60f625.png?v=1776330029</image:loc>
      <image:title>Calcium Hypochlorite, Granular - RDCC0150-2.5C2</image:title>
      <image:caption>Calcium Hypochlorite, Granular - RDCC0150-2.5C2</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-ferricyanide-acs-reagent-grade-rdcp0440-1000b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_72f509a0-fca2-4f08-9c9e-59e6d3868520.png?v=1776330025</image:loc>
      <image:title>Potassium Ferricyanide, ACS Reagent Grade - RDCP0440-1000B1</image:title>
      <image:caption>Potassium Ferricyanide, ACS Reagent Grade - RDCP0440-1000B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfamic-acid-acs-reagent-grade-rdcs1100-25a5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_f691ea71-00ab-495d-a687-ea74d27de6ec.png?v=1776330027</image:loc>
      <image:title>Sulfamic Acid, ACS Reagent Grade - RDCS1100-2.5A5</image:title>
      <image:caption>Sulfamic Acid, ACS Reagent Grade - RDCS1100-2.5A5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/hydrospec-coulometric-ag-oil-anolyte-solution-for-samples-insoluble-in-methanol-for-cells-with-or-without-diaphragm-rk160000-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-flammable_1c_01407fc4-dcba-4039-9dc7-5bdd976dfa2a.png?v=1776330029</image:loc>
      <image:title>HydroSpec Coulometric AG Oil Anolyte Solution for Samples Insoluble in Methanol for Cells With or Without Diaphragm - RK160000-1C</image:title>
      <image:caption>HydroSpec Coulometric AG Oil Anolyte Solution for Samples Insoluble in Methanol for Cells With or Without Diaphragm - RK160000-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-fluoride-dihydrate-rdcp0465-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_1b394f3f-1e61-4993-b6d0-5f697a5652f5.png?v=1776330028</image:loc>
      <image:title>Potassium Fluoride Dihydrate - RDCP0465-500B1</image:title>
      <image:caption>Potassium Fluoride Dihydrate - RDCP0465-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/dextrose-anhydrous-acs-reagent-grade-d-glucose-rdcd0200-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_1d3aff47-c550-4fe6-89c1-930af6c9338e.png?v=1776330025</image:loc>
      <image:title>Dextrose, Anhydrous, ACS Reagent Grade (D-Glucose) - RDCD0200-500B1</image:title>
      <image:caption>Dextrose, Anhydrous, ACS Reagent Grade (D-Glucose) - RDCD0200-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/chlorophenol-red-sodium-salt-rdcc0400-10f1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_76d3d5a5-d432-4d80-9aab-904938b7ca33.png?v=1776330027</image:loc>
      <image:title>Chlorophenol Red Sodium Salt - RDCC0400-10F1</image:title>
      <image:caption>Chlorophenol Red Sodium Salt - RDCC0400-10F1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/calcium-carbonate-acs-reagent-grade-rdcc0050-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_43ecdad7-46f0-45e0-8793-4048f3157dcc.png?v=1776330030</image:loc>
      <image:title>Calcium Carbonate, ACS Reagent Grade - RDCC0050-500B1</image:title>
      <image:caption>Calcium Carbonate, ACS Reagent Grade - RDCC0050-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/dextrin-rdcd0190-500a6</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_2df26116-08c9-4e71-b572-0722a93168cd.png?v=1776330028</image:loc>
      <image:title>Dextrin - RDCD0190-500A6</image:title>
      <image:caption>Dextrin - RDCD0190-500A6</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/bromocresol-purple-sodium-salt-rdcb0610-10f1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_341f1678-0cd7-42be-9bce-06a0f465342e.png?v=1776330029</image:loc>
      <image:title>Bromocresol Purple, Sodium Salt - RDCB0610-10F1</image:title>
      <image:caption>Bromocresol Purple, Sodium Salt - RDCB0610-10F1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-thiocyanate-acs-reagent-grade-rdcs0910-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_24cc20a4-4ff0-4d37-9058-2cb244606aaf.png?v=1776330027</image:loc>
      <image:title>Sodium Thiocyanate, ACS Reagent Grade - RDCS0910-500B1</image:title>
      <image:caption>Sodium Thiocyanate, ACS Reagent Grade - RDCS0910-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/hydrospec-composit-t5-for-general-use-one-component-volumetric-titrations-rk200000-1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-general_1c_93a2e543-1194-473d-a73c-dd81d7bfb5f5.png?v=1776330028</image:loc>
      <image:title>HydroSpec Composit T5 For General Use One Component Volumetric Titrations - RK200000-1C</image:title>
      <image:caption>HydroSpec Composit T5 For General Use One Component Volumetric Titrations - RK200000-1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-peroxide-acs-reagent-grade-rdcs0735-125m</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_c156e5ae-444a-4626-a8af-61dbee7d7377.png?v=1776330028</image:loc>
      <image:title>Sodium Peroxide, ACS Reagent Grade - RDCS0735-125M</image:title>
      <image:caption>Sodium Peroxide, ACS Reagent Grade - RDCS0735-125M</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/cupric-chloride-dihydrate-purified-copper-ii-chloride-dihydrate-rdcc0871-12f4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_26976337-050d-43c7-8587-0167bc1562a4.png?v=1776330029</image:loc>
      <image:title>Cupric Chloride Dihydrate, Purified (Copper (II) Chloride Dihydrate) - RDCC0871-12F4</image:title>
      <image:caption>Cupric Chloride Dihydrate, Purified (Copper (II) Chloride Dihydrate) - RDCC0871-12F4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sodium-gluconate-technical-rdcs0520-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_087f56df-0a28-4cff-a0cc-67e640a97d9b.png?v=1776330028</image:loc>
      <image:title>Sodium Gluconate, Technical - RDCS0520-500B1</image:title>
      <image:caption>Sodium Gluconate, Technical - RDCS0520-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/potassium-fluoride-dihydrate-rdcp0465-12f4</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_4e33c00b-a548-4fae-8b65-da704ed0c648.png?v=1776330030</image:loc>
      <image:title>Potassium Fluoride Dihydrate - RDCP0465-12F4</image:title>
      <image:caption>Potassium Fluoride Dihydrate - RDCP0465-12F4</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfamic-acid-acs-reagent-grade-rdcs1100-100b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_910d2d69-7d18-4dbc-8783-149c1b6020c2.png?v=1776330028</image:loc>
      <image:title>Sulfamic Acid, ACS Reagent Grade - RDCS1100-100B1</image:title>
      <image:caption>Sulfamic Acid, ACS Reagent Grade - RDCS1100-100B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/barium-nitrate-acs-reagent-grade-rdcb0110-500c2</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_074383a1-85ab-4b9f-a449-580a2a93a341.png?v=1776330029</image:loc>
      <image:title>Barium Nitrate, ACS Reagent Grade - RDCB0110-500C2</image:title>
      <image:caption>Barium Nitrate, ACS Reagent Grade - RDCB0110-500C2</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/hydrospec-composit-t5-for-general-use-one-component-volumetric-titrations-rk200000-6x1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-kf_bottles_4_dd29c16d-e07d-4735-8ae0-ea51b3327369.png?v=1776330028</image:loc>
      <image:title>HydroSpec Composit T5 For General Use One Component Volumetric Titrations - RK200000-6x1C</image:title>
      <image:caption>HydroSpec Composit T5 For General Use One Component Volumetric Titrations - RK200000-6x1C</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/sulfanilamide-reagent-grade-rdcs1160-25a5</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_4098bca3-4426-4805-866b-36473c878ec4.png?v=1776330028</image:loc>
      <image:title>Sulfanilamide, Reagent Grade - RDCS1160-2.5A5</image:title>
      <image:caption>Sulfanilamide, Reagent Grade - RDCS1160-2.5A5</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/ceric-ammonium-nitrate-acs-reagent-grade-rdcc0300-500b1</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-standards_05cfc5c7-34d0-4681-859e-b9fe872b53fb.png?v=1776330028</image:loc>
      <image:title>Ceric Ammonium Nitrate, ACS Reagent Grade - RDCC0300-500B1</image:title>
      <image:caption>Ceric Ammonium Nitrate, ACS Reagent Grade - RDCC0300-500B1</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/hydrospec-coulometric-ag-oven-anolyte-solution-for-titration-with-an-oven-rk140000-6x1c</loc>
    <lastmod>2026-06-11T21:22:24-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-kf_bottles_4_bd7d981a-bbf6-42e5-9113-c21b589e24b2.png?v=1776330029</image:loc>
      <image:title>HydroSpec Coulometric AG Oven Anolyte Solution for Titration with an Oven - RK140000-6x1C</image:title>
      <image:caption>HydroSpec Coulometric AG Oven Anolyte Solution for Titration with an Oven - RK140000-6x1C</image:caption>
    </image:image>
  </url>
</urlset>
