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      <image:caption>VeriSpec Multi-Element Standard 17 1000 ppm: As, Ba, Cd, Be, Cr, Co, Cu, La, Pb, Li, Mn, Ni, Sc, Sr, V, Y, Zn  Manufactured and Teste - RV010821-100N</image:caption>
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      <image:caption>VeriSpec Multi-Element Standard 21 100 ppm: As, Be, Ca, Cd, Co, Cr, Cu, Fe, Li, Mg, Mn, Mo, Ni, Pb, Sb, Se, Sr, Ti, Tl, V, Zn  Manufac - RV010701-100N</image:caption>
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      <image:caption>VeriSpec Multi-Element Standard 5 1000 ppm: Mo, Sb, Sn, W, Zr  - RV010819-500N</image:caption>
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      <image:title>VeriSpec Iridium Standard for ICP 100 ppm in 2% HCl Guide 34  Accredited Facility - RV010528-100N</image:title>
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      <image:caption>VeriSpec ICP Calibration Standard 4 1000 ppm: Ba, Ca, Mg, Sr  - RV010711-100N</image:caption>
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      <image:caption>VeriSpec QC Standard 23 1000 ppm: Ag, Al, B, Ba, Bi, Ca, Cd, Co, Cr, Cu, Fe, Ga, In, K, Li, Mg, Mn, Na, Ni, Pb, Sr, Tl, Zn / - RV010703-100N</image:caption>
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      <image:title>VeriSpec Multi-Element Standard 17 1000 ppm: As, Ba, Cd, Be, Cr, Co, Cu, La, Pb, Li, Mn, Ni, Sc, Sr, V, Y, Zn  Manufactured and Teste - RV010821-500N</image:title>
      <image:caption>VeriSpec Multi-Element Standard 17 1000 ppm: As, Ba, Cd, Be, Cr, Co, Cu, La, Pb, Li, Mn, Ni, Sc, Sr, V, Y, Zn  Manufactured and Teste - RV010821-500N</image:caption>
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      <image:title>VeriSpec Multi-Element Standard 4 1000 ppm: Al, Ca, Ge, Mg  - RV010815-500N</image:title>
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      <image:caption>VeriSpec ICP Calibration Standard 19 400 ppm Tl; 200 ppm Bi, In, Pb; 150 ppm Ga, 100 ppm Al; 50 ppm Ag, Ni; 25 ppm Cr; 20 ppm Cd, Co, Cu, - RV010709-100N</image:caption>
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      <image:title>VeriSpec Multi-Element Standard 5 1000 ppm: Mo, Sb, Sn, W, Zr  - RV010819-100N</image:title>
      <image:caption>VeriSpec Multi-Element Standard 5 1000 ppm: Mo, Sb, Sn, W, Zr  - RV010819-100N</image:caption>
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      <image:caption>VeriSpec Interference Check Solution, Analytes B 20 ppm: Co, Cr, Cu, Mn, Nu, V; 10 ppm As, Cd, Se, Zn; 5 ppm Ag  Manufactured and Tested in an ISO 1 - RV010840-100N</image:caption>
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      <image:caption>VeriSpec Multi-Element Standard 30 1000 ppm Ca; 100 ppm As, B, Be, Fe, Se, Zn; 10 ppm Ag, Al, Ba, Bi, Cd, Co, Cr, Cu, Ga, K, Li, Mg, Mn - RV010713-100N</image:caption>
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      <image:caption>VeriSpec Multi-Element Standard 23 15K ppm Mg, 8K ppm Na, 3.5K ppm Ca, 3000 ppm K; 100 ppb B, Fe, Mo, Sr; 50 ppb As, Ba, Ni, V, Zn; 30 - RV010716-100N</image:caption>
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      <image:title>VeriSpec QC Standard for Chlorines/Chlorides 10,000 mg/L  - RV010694-100N</image:title>
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      <image:title>VeriSpec Interference Check Solution A 21,215 ppm Cl, 3000 ppm Ca; 2500 ppm Fe, Na; 2000 ppm C; 1000 ppm Al, K, Mg, P, S; 20 ppm Mo, Ti  M - RV010839-100N</image:title>
      <image:caption>VeriSpec Interference Check Solution A 21,215 ppm Cl, 3000 ppm Ca; 2500 ppm Fe, Na; 2000 ppm C; 1000 ppm Al, K, Mg, P, S; 20 ppm Mo, Ti  M - RV010839-100N</image:caption>
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      <image:title>VeriSpec ICP Calibration Standard 23 1000 ppm: Ag, Al, B, Ba, Bi, Ca, Cd, Co, Cr, Cu, Fe, Ga, In, K, Li, Mg, Mn, Na, Ni, Pb, Sr, Tl, Zn / - RV010712-100N</image:title>
      <image:caption>VeriSpec ICP Calibration Standard 23 1000 ppm: Ag, Al, B, Ba, Bi, Ca, Cd, Co, Cr, Cu, Fe, Ga, In, K, Li, Mg, Mn, Na, Ni, Pb, Sr, Tl, Zn / - RV010712-100N</image:caption>
    </image:image>
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  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-multi-element-standard-6-2500-ppm-zn-900-ppm-pb-cr-800-ppm-cu-200-ppm-ni-10-ppm-cd-manufactured-and-tested-in-an-iso-1-rv010828-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_94959a3b-5ea7-4b59-be2d-b9b5f94733b1.jpg?v=1776330338</image:loc>
      <image:title>VeriSpec Multi-Element Standard 6 2500 ppm Zn; 900 ppm Pb, Cr; 800 ppm Cu, 200 ppm Ni, 10 ppm Cd  Manufactured and Tested in an ISO 1 - RV010828-100N</image:title>
      <image:caption>VeriSpec Multi-Element Standard 6 2500 ppm Zn; 900 ppm Pb, Cr; 800 ppm Cu, 200 ppm Ni, 10 ppm Cd  Manufactured and Tested in an ISO 1 - RV010828-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-cr-standard-for-icp-10-gl-in-2-hno-manufactured-and-tested-in-an-iso-17025guide-34-accredited-facility-rv010650-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_b9635934-4c75-4cff-befc-cde9448238e9.jpg?v=1776330336</image:loc>
      <image:title>VeriSpec Cr³? Standard for ICP 10 g/L in 2% HNO? Guide 34  Accredited Facility - RV010650-100N</image:title>
      <image:caption>VeriSpec Cr³? Standard for ICP 10 g/L in 2% HNO? Guide 34  Accredited Facility - RV010650-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-cdrl-standard-22-500-ppm-ca-k-mg-na-20-ppm-al-ba-10-ppm-fe-6-ppm-sb-5-ppm-co-v-4-ppm-ni-25-ppm-cu-2-ppm-rv010837-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_f2752b32-ffd7-48ee-a44e-dcea0e3897f3.jpg?v=1776330339</image:loc>
      <image:title>VeriSpec CDRL Standard 22 500 ppm: Ca, K, Mg, Na; 20 ppm Al, Ba; 10 ppm Fe, 6 ppm Sb; 5 ppm Co, V; 4 ppm Ni, 2.5 ppm Cu, 2 ppm - RV010837-100N</image:title>
      <image:caption>VeriSpec CDRL Standard 22 500 ppm: Ca, K, Mg, Na; 20 ppm Al, Ba; 10 ppm Fe, 6 ppm Sb; 5 ppm Co, V; 4 ppm Ni, 2.5 ppm Cu, 2 ppm - RV010837-100N</image:caption>
    </image:image>
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  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-instrument-calibration-standard-20-20-ppm-ag-al-as-ba-be-cd-co-cr-cu-mn-mo-ni-pb-sb-se-th-tl-u-v-zn-manufactured-rv010832-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_6da12634-416a-466d-94e0-55c9aa634f63.jpg?v=1776330337</image:loc>
      <image:title>VeriSpec Instrument Calibration Standard 20 20 ppm: Ag, Al, As, Ba, Be, Cd, Co, Cr, Cu, Mn, Mo, Ni, Pb, Sb, Se, Th, Tl, U, V, Zn  Manufactured - RV010832-100N</image:title>
      <image:caption>VeriSpec Instrument Calibration Standard 20 20 ppm: Ag, Al, As, Ba, Be, Cd, Co, Cr, Cu, Mn, Mo, Ni, Pb, Sb, Se, Th, Tl, U, V, Zn  Manufactured - RV010832-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-cr-standard-for-icp-1000-ppm-in-ho-manufactured-and-tested-in-an-iso-17025guide-34-accredited-facility-rv010652-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_207a8ddc-cea0-420f-ab9e-77ce3ec24f60.jpg?v=1776330335</image:loc>
      <image:title>VeriSpec Cr?? Standard for ICP 1000 ppm in H?O Guide 34  Accredited Facility - RV010652-100N</image:title>
      <image:caption>VeriSpec Cr?? Standard for ICP 1000 ppm in H?O Guide 34  Accredited Facility - RV010652-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-cr-standard-for-icp-100-ppm-in-ho-manufactured-and-tested-in-an-iso-17025guide-34-accredited-facility-rv010651-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_bc10da43-59ab-4d5c-9c10-b87c96ab3c47.jpg?v=1776330338</image:loc>
      <image:title>VeriSpec Cr?? Standard for ICP 100 ppm in H?O Guide 34  Accredited Facility - RV010651-100N</image:title>
      <image:caption>VeriSpec Cr?? Standard for ICP 100 ppm in H?O Guide 34  Accredited Facility - RV010651-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-as-standard-for-icp-1000-ppm-in-ho-manufactured-and-tested-in-an-iso-17025guide-34-accredited-facility-rv010644-500n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_d935f718-f87b-4321-9b0d-9d9094876e6f.jpg?v=1776330340</image:loc>
      <image:title>VeriSpec As?? Standard for ICP 1000 ppm in H?O Guide 34  Accredited Facility - RV010644-500N</image:title>
      <image:caption>VeriSpec As?? Standard for ICP 1000 ppm in H?O Guide 34  Accredited Facility - RV010644-500N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-silicon-standard-for-icpms-100-ppm-in-ho-manufactured-and-tested-in-an-iso-17025guide-34-accredited-facility-rv010553-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_f71e4054-c102-4dab-a0d7-f5338119e349.jpg?v=1776330342</image:loc>
      <image:title>VeriSpec Silicon Standard for ICP/MS 100 ppm in H?O Guide 34  Accredited Facility - RV010553-100N</image:title>
      <image:caption>VeriSpec Silicon Standard for ICP/MS 100 ppm in H?O Guide 34  Accredited Facility - RV010553-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-multi-element-standard-8-1000-ppm-as-mo-p-s-si-w-v-zr-manufactured-and-tested-in-an-iso-17025guide-34-facility-rv010718-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_d32f1c9d-1cef-4e09-8c9f-824fff6a5b47.jpg?v=1776330339</image:loc>
      <image:title>VeriSpec Multi-Element Standard 8 1000 ppm: As, Mo, P, S, Si, W, V, Zr  - RV010718-100N</image:title>
      <image:caption>VeriSpec Multi-Element Standard 8 1000 ppm: As, Mo, P, S, Si, W, V, Zr  - RV010718-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-as-standard-for-icp-1000-ppm-manufactured-and-tested-in-an-iso-17025guide-34-accredited-facility-rv010643-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_7025aca5-43e6-4fa0-8dfb-40960b1dfe38.jpg?v=1776330340</image:loc>
      <image:title>VeriSpec As³? Standard for ICP 1000 ppm Guide 34  Accredited Facility - RV010643-100N</image:title>
      <image:caption>VeriSpec As³? Standard for ICP 1000 ppm Guide 34  Accredited Facility - RV010643-100N</image:caption>
    </image:image>
  </url>
  <url>
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    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_b7fd49fb-93b2-4789-9d2e-e598d128cee8.jpg?v=1776330342</image:loc>
      <image:title>VeriSpec Rubidium Standard for ICP/MS 100 ppm in 2% HNO? Guide 34  Accredited Facility - RV010545-100N</image:title>
      <image:caption>VeriSpec Rubidium Standard for ICP/MS 100 ppm in 2% HNO? Guide 34  Accredited Facility - RV010545-100N</image:caption>
    </image:image>
  </url>
  <url>
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    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_e73b9ff2-f8a9-4063-af8d-109c5cba6587.jpg?v=1776330344</image:loc>
      <image:title>VeriSpec Samarium Standard for ICP/MS 100 ppm in 2% HNO? Guide 34  Accredited Facility - RV010554-100N</image:title>
      <image:caption>VeriSpec Samarium Standard for ICP/MS 100 ppm in 2% HNO? Guide 34  Accredited Facility - RV010554-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-magnesium-standard-for-icpms-100-ppm-in-2-hno-manufactured-and-tested-in-an-iso-17025guide-34-accredited-facility-rv010533-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_8d295264-94e0-4c6a-bb84-726db685e43e.jpg?v=1776330338</image:loc>
      <image:title>VeriSpec Magnesium Standard for ICP/MS 100 ppm in 2% HNO? Guide 34  Accredited Facility - RV010533-100N</image:title>
      <image:caption>VeriSpec Magnesium Standard for ICP/MS 100 ppm in 2% HNO? Guide 34  Accredited Facility - RV010533-100N</image:caption>
    </image:image>
  </url>
  <url>
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    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_6888fb19-f396-4f47-9600-3044e56a402d.jpg?v=1776330340</image:loc>
      <image:title>VeriSpec Thallium Standard for ICP/MS 100 ppm in 2% HNO? Guide 34  Accredited Facility - RV010561-100N</image:title>
      <image:caption>VeriSpec Thallium Standard for ICP/MS 100 ppm in 2% HNO? Guide 34  Accredited Facility - RV010561-100N</image:caption>
    </image:image>
  </url>
  <url>
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    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_7a36d915-198c-4322-9264-0c69298d5850.jpg?v=1776330341</image:loc>
      <image:title>VeriSpec ICP-MS Tuning Solution 6 10 ppm: Li, Mg, Y, Ce, Tl, Co  - RV010661-100N</image:title>
      <image:caption>VeriSpec ICP-MS Tuning Solution 6 10 ppm: Li, Mg, Y, Ce, Tl, Co  - RV010661-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-terbium-standard-for-icpms-100-ppm-in-2-hno-manufactured-and-tested-in-an-iso-17025guide-34-accredited-facility-rv010558-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_ed61dfc4-8ce9-4960-95e9-45c225b2ff98.jpg?v=1776330338</image:loc>
      <image:title>VeriSpec Terbium Standard for ICP/MS 100 ppm in 2% HNO? Guide 34  Accredited Facility - RV010558-100N</image:title>
      <image:caption>VeriSpec Terbium Standard for ICP/MS 100 ppm in 2% HNO? Guide 34  Accredited Facility - RV010558-100N</image:caption>
    </image:image>
  </url>
  <url>
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    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_a4a5a50e-a5b8-453c-8538-13aae2b704bd.jpg?v=1776330340</image:loc>
      <image:title>VeriSpec Vanadium Standard for ICP/MS 10 ppm in 2% HNO? Guide 34  Accredited Facility - RV010633-100N</image:title>
      <image:caption>VeriSpec Vanadium Standard for ICP/MS 10 ppm in 2% HNO? Guide 34  Accredited Facility - RV010633-100N</image:caption>
    </image:image>
  </url>
  <url>
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    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_c1f09c0e-545c-4f72-a14b-133ee4623cb0.jpg?v=1776330343</image:loc>
      <image:title>VeriSpec Se?? Standard for ICP 100 ppm in 2% HNO? Guide 34  Accredited Facility - RV010642-100N</image:title>
      <image:caption>VeriSpec Se?? Standard for ICP 100 ppm in 2% HNO? Guide 34  Accredited Facility - RV010642-100N</image:caption>
    </image:image>
  </url>
  <url>
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    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_513e86f7-e791-47d3-9d56-eb3968984d9b.jpg?v=1776330342</image:loc>
      <image:title>VeriSpec ICV Standard 26 1000 ppm Ca, Fe, K, Mg, Na, Sr; 10 ppm Ag, Al, As, Ba, Be, Cd, Co, Cr, Cu, Mn, Mo, Ni, Pb, Sb, Se, T - RV010656-100N</image:title>
      <image:caption>VeriSpec ICV Standard 26 1000 ppm Ca, Fe, K, Mg, Na, Sr; 10 ppm Ag, Al, As, Ba, Be, Cd, Co, Cr, Cu, Mn, Mo, Ni, Pb, Sb, Se, T - RV010656-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-rhodium-standard-for-icpms-100-ppm-in-2-hcl-manufactured-and-tested-in-an-iso-17025guide-34-accredited-facility-rv010547-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_9899b535-774e-4de5-8389-1272090bb16e.jpg?v=1776330341</image:loc>
      <image:title>VeriSpec Rhodium Standard for ICP/MS 100 ppm in 2% HCl Guide 34  Accredited Facility - RV010547-100N</image:title>
      <image:caption>VeriSpec Rhodium Standard for ICP/MS 100 ppm in 2% HCl Guide 34  Accredited Facility - RV010547-100N</image:caption>
    </image:image>
  </url>
  <url>
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    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_df4f1502-c807-4150-88d3-deafdd0ed87c.jpg?v=1776330342</image:loc>
      <image:title>VeriSpec Single Element Standard, 5 mg/L Hg in HNO? - RV010829-100N</image:title>
      <image:caption>VeriSpec Single Element Standard, 5 mg/L Hg in HNO? - RV010829-100N</image:caption>
    </image:image>
  </url>
  <url>
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    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_9aec6385-677e-4f8b-93e3-1955f4d21dbd.jpg?v=1776330342</image:loc>
      <image:title>VeriSpec QC Standard 23 1000 ppm Ag, Al, B, Ba, Bi, Ca, Cd, Co, Cr, Cu, Fe, Ga, In, K, Li, Mg, Mn, Na, Ni, Pb, Sr, Tl, Zn  - RV010823-100N</image:title>
      <image:caption>VeriSpec QC Standard 23 1000 ppm Ag, Al, B, Ba, Bi, Ca, Cd, Co, Cr, Cu, Fe, Ga, In, K, Li, Mg, Mn, Na, Ni, Pb, Sr, Tl, Zn  - RV010823-100N</image:caption>
    </image:image>
  </url>
  <url>
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    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_8de500c2-8b64-49d8-bc13-ccb6d634b7de.jpg?v=1776330339</image:loc>
      <image:title>VeriSpec Trace Metals Calibration Standard 500 ppm Al, 250 ppm V; 100 ppm As, Be, Co, Cr, Cu, Fe, Mn, Ni, Pb, Zn; 25 ppm Cd, Se; 5ppm Hg  Manu - RV010719-100N</image:title>
      <image:caption>VeriSpec Trace Metals Calibration Standard 500 ppm Al, 250 ppm V; 100 ppm As, Be, Co, Cr, Cu, Fe, Mn, Ni, Pb, Zn; 25 ppm Cd, Se; 5ppm Hg  Manu - RV010719-100N</image:caption>
    </image:image>
  </url>
  <url>
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      <image:caption>VeriSpec Multi-Element Standard, Memory Test 7 7200 ppm Cl, 2000 ppm C; 1000 ppm P, S; 20 ppm Mo, Sb, Ti   - RV010842-100N</image:caption>
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      <image:title>VeriSpec Titanium Standard for ICP/MS 100 ppm in 2% HNO?/HF Guide 34  Accredited Facility - RV010560-100N</image:title>
      <image:caption>VeriSpec Titanium Standard for ICP/MS 100 ppm in 2% HNO?/HF Guide 34  Accredited Facility - RV010560-100N</image:caption>
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      <image:title>VeriSpec Tungsten Standard for ICP/MS 10 ppm NH?OH Guide 34  Accredited Facility - RV010634-100N</image:title>
      <image:caption>VeriSpec Tungsten Standard for ICP/MS 10 ppm NH?OH Guide 34  Accredited Facility - RV010634-100N</image:caption>
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      <image:title>VeriSpec Cr?? Standard for ICP 1000 ppm in H?O Guide 34  Accredited Facility - RV010652-500N</image:title>
      <image:caption>VeriSpec Cr?? Standard for ICP 1000 ppm in H?O Guide 34  Accredited Facility - RV010652-500N</image:caption>
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      <image:caption>VeriSpec Aluminum Standard for ICP/MS 10 ppm in 2% HNO? Guide 34  Accredited Facility - RV010572-100N</image:caption>
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      <image:caption>VeriSpec Titanium Standard for ICP/MS 10 ppm in 2% HNO?/HF Guide 34  Accredited Facility - RV010629-50N</image:caption>
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      <image:caption>VeriSpec TCLP Standard 5 ppm Cd, Se; 25 ppm Ag, As, Cr, Pb; 100 ppm Hg; 500 ppm Ba  Manufactured and Tested in an ISO 1702 - RV010844-100N</image:caption>
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      <image:caption>VeriSpec Cr³? Standard for ICP 10 ppm in 5% HNO? Guide 34  Accredited Facility - RV010641-100N</image:caption>
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      <image:title>VeriSpec Instrument Calibration Standard 26 100 ppm: Ag, Al, As, Ba, Be, Ca, Cd, Co, Cr, Cu, Fe, K, Mg, Mn, Mo, Na, Ni, Pb, Sb, Se, Sn, Sr, Ti, - RV010833-100N</image:title>
      <image:caption>VeriSpec Instrument Calibration Standard 26 100 ppm: Ag, Al, As, Ba, Be, Ca, Cd, Co, Cr, Cu, Fe, K, Mg, Mn, Mo, Na, Ni, Pb, Sb, Se, Sn, Sr, Ti, - RV010833-100N</image:caption>
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      <image:caption>VeriSpec Antimony Standard for ICP/MS 100 ppm in 2% HNO?/HF Guide 34  Accredited Facility - RV010550-100N</image:caption>
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      <image:title>VeriSpec ICP Tuning Solution 15 500 ppm: K; 50 ppm: Al, As, Ba, Cd, Co, Cr, Cu, Mn, Mo, Ni, Pb, Se, Sr, Zn  Manufactured and Tested - RV010727-100N</image:title>
      <image:caption>VeriSpec ICP Tuning Solution 15 500 ppm: K; 50 ppm: Al, As, Ba, Cd, Co, Cr, Cu, Mn, Mo, Ni, Pb, Se, Sr, Zn  Manufactured and Tested - RV010727-100N</image:caption>
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      <image:title>VeriSpec Multi-Element Standard 24 100 ppm Al, B, Ba, Be, Bi, Ca, Cd, Co, Cr, Cu, Fe, Ga, K, Li, Mg, Mn, Na, Ni, Pb, Se, Sr, Te, Tl, Zn - RV010714-100N</image:title>
      <image:caption>VeriSpec Multi-Element Standard 24 100 ppm Al, B, Ba, Be, Bi, Ca, Cd, Co, Cr, Cu, Fe, Ga, K, Li, Mg, Mn, Na, Ni, Pb, Se, Sr, Te, Tl, Zn - RV010714-100N</image:caption>
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      <image:title>VeriSpec Sodium Standard for ICP/MS 100 ppm in 2% HNO? Guide 34  Accredited Facility - RV010536-100N</image:title>
      <image:caption>VeriSpec Sodium Standard for ICP/MS 100 ppm in 2% HNO? Guide 34  Accredited Facility - RV010536-100N</image:caption>
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      <image:title>VeriSpec Multi-Element Standard 14 500 ppm Al, 250 ppm V; 100 ppm As, Be, Co, Cr, Cu, Fe, Mn, Ni, Pb, Zn; 25 ppm Cd, Se  Manufactured - RV010830-100N</image:title>
      <image:caption>VeriSpec Multi-Element Standard 14 500 ppm Al, 250 ppm V; 100 ppm As, Be, Co, Cr, Cu, Fe, Mn, Ni, Pb, Zn; 25 ppm Cd, Se  Manufactured - RV010830-100N</image:caption>
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      <image:caption>VeriSpec Molybdenum Standard for ICP/MS 100 ppm in H?O Guide 34  Accredited Facility - RV010535-100N</image:caption>
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      <image:caption>VeriSpec As?? Standard for ICP 1000 ppm in H?O Guide 34  Accredited Facility - RV010644-100N</image:caption>
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      <image:title>VeriSpec Multi-Element Standard, Heavy Metals 100 ppm As, Tl, 50 ppm Cd, Se; 30 ppm Pb  - RV010708-100N</image:title>
      <image:caption>VeriSpec Multi-Element Standard, Heavy Metals 100 ppm As, Tl, 50 ppm Cd, Se; 30 ppm Pb  - RV010708-100N</image:caption>
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      <image:caption>VeriSpec Tantalum Standard for ICP/MS 100 ppm in 2% HNO?/H Guide 34  Accredited Facility - RV010557-100N</image:caption>
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      <image:title>VeriSpec QC Standard 23 1000 ppm: Ag, Al, B, Ba, Bi, Ca, Cd, Co, Cr, Cu, Fe, Ga, In, K, Li, Mg, Mn, Na, Ni, Pb, Sr, Tl, Zn / - RV010703-500N</image:title>
      <image:caption>VeriSpec QC Standard 23 1000 ppm: Ag, Al, B, Ba, Bi, Ca, Cd, Co, Cr, Cu, Fe, Ga, In, K, Li, Mg, Mn, Na, Ni, Pb, Sr, Tl, Zn / - RV010703-500N</image:caption>
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      <image:title>VeriSpec ICP Tuning Solution 15 500 ppm: K; 50 ppm: Al, As, Ba, Cd, Co, Cr, Cu, Mn, Mo, Ni, Pb, Se, Sr, Zn  Manufactured and Tested - RV010727-500N</image:title>
      <image:caption>VeriSpec ICP Tuning Solution 15 500 ppm: K; 50 ppm: Al, As, Ba, Cd, Co, Cr, Cu, Mn, Mo, Ni, Pb, Se, Sr, Zn  Manufactured and Tested - RV010727-500N</image:caption>
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      <image:caption>VeriSpec Multi-Element Standard 9 100 ppm: As, Be, Pb, Cd, Cr, Ni, Hg, Se, Tl 34 Facil - RV010715-100N</image:caption>
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      <image:title>VeriSpec ICP-MS Tuning Solution 5 10 ppm: Li, Y, Ce, Tl, Co  - RV010662-100N</image:title>
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      <image:title>VeriSpec Multi-Element Standard 23 15K ppm Mg, 8K ppm Na, 3.5K ppm Ca, 3000 ppm K; 100 ppb B, Fe, Mo, Sr; 50 ppb As, Ba, Ni, V, Zn - RV010826-100N</image:title>
      <image:caption>VeriSpec Multi-Element Standard 23 15K ppm Mg, 8K ppm Na, 3.5K ppm Ca, 3000 ppm K; 100 ppb B, Fe, Mo, Sr; 50 ppb As, Ba, Ni, V, Zn - RV010826-100N</image:caption>
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      <image:title>VeriSpec Thulium Standard for ICP/MS 100 ppm in 2% HNO? Guide 34  Accredited Facility - RV010562-100N</image:title>
      <image:caption>VeriSpec Thulium Standard for ICP/MS 100 ppm in 2% HNO? Guide 34  Accredited Facility - RV010562-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-cr-standard-for-icp-1000-ppm-in-5-hno-manufactured-and-tested-in-an-iso-17025guide-34-accredited-facility-rv010647-500n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_752d3004-5c8c-45f6-a12c-ca4d84fdf827.jpg?v=1776330344</image:loc>
      <image:title>VeriSpec Cr³? Standard for ICP 1000 ppm in 5% HNO? Guide 34  Accredited Facility - RV010647-500N</image:title>
      <image:caption>VeriSpec Cr³? Standard for ICP 1000 ppm in 5% HNO? Guide 34  Accredited Facility - RV010647-500N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-multi-element-calibration-standard-2a-10-ppm-ag-al-as-ba-be-ca-cd-co-cr-cs-cu-fe-ga-hg-k-li-mg-mn-na-ni-pb-rb-se-sr-rv010654-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_1c5c863b-75f2-4961-b496-f3edfe51e4e6.jpg?v=1776330345</image:loc>
      <image:title>VeriSpec Multi-Element Calibration Standard 2A 10 ppm: Ag, Al, As, Ba, Be Ca, Cd, Co, Cr, Cs, Cu, Fe, Ga, Hg, K, Li, Mg, Mn, Na, Ni, Pb, Rb, Se, Sr - RV010654-100N</image:title>
      <image:caption>VeriSpec Multi-Element Calibration Standard 2A 10 ppm: Ag, Al, As, Ba, Be Ca, Cd, Co, Cr, Cs, Cu, Fe, Ga, Hg, K, Li, Mg, Mn, Na, Ni, Pb, Rb, Se, Sr - RV010654-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-cr-standard-for-icp-1000-ppm-in-5-hno-manufactured-and-tested-in-an-iso-17025guide-34-accredited-facility-rv010647-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_a91e4821-b0de-4593-9ccf-a09d9159fb47.jpg?v=1776330344</image:loc>
      <image:title>VeriSpec Cr³? Standard for ICP 1000 ppm in 5% HNO? Guide 34  Accredited Facility - RV010647-100N</image:title>
      <image:caption>VeriSpec Cr³? Standard for ICP 1000 ppm in 5% HNO? Guide 34  Accredited Facility - RV010647-100N</image:caption>
    </image:image>
  </url>
  <url>
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    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_125509d4-3a35-4e68-9e27-5566b5e42c18.jpg?v=1776330345</image:loc>
      <image:title>VeriSpec ICV Standard 24 1000 ppm Ca, Fe, K, Mg, Na; 100 ppm Ag , Al, As, Ba, Be, Cd, Co, Cr, Cu, Mn, Mo, Ni, Pb, Sb, Se, Tl, - RV010655-100N</image:title>
      <image:caption>VeriSpec ICV Standard 24 1000 ppm Ca, Fe, K, Mg, Na; 100 ppm Ag , Al, As, Ba, Be, Cd, Co, Cr, Cu, Mn, Mo, Ni, Pb, Sb, Se, Tl, - RV010655-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-trace-metals-standard-i-10-ppm-hg-25-ppm-cd-se-100-ppm-as-be-co-cr-cu-fe-mn-ni-pb-zn-250-ppm-v-500-ppm-al-m-rv010852-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_fccd0931-a514-42e8-abec-01ef1865fe63.jpg?v=1776330344</image:loc>
      <image:title>VeriSpec Trace Metals Standard I 10 ppm Hg, 25 ppm Cd, Se; 100 ppm: As, Be, Co, Cr, Cu, Fe, Mn, Ni, Pb, Zn; 250 ppm V, 500 ppm Al  M - RV010852-100N</image:title>
      <image:caption>VeriSpec Trace Metals Standard I 10 ppm Hg, 25 ppm Cd, Se; 100 ppm: As, Be, Co, Cr, Cu, Fe, Mn, Ni, Pb, Zn; 250 ppm V, 500 ppm Al  M - RV010852-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-instrument-calibration-standard-5-1000-ppm-ca-fe-k-mg-na-manufactured-and-tested-in-an-iso-17025guide-34-facility-rv010834-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_5276c857-bddd-4559-ade4-73fa6cf5be09.jpg?v=1776330347</image:loc>
      <image:title>VeriSpec Instrument Calibration Standard 5 1000 ppm Ca, Fe, K, Mg, Na  - RV010834-100N</image:title>
      <image:caption>VeriSpec Instrument Calibration Standard 5 1000 ppm Ca, Fe, K, Mg, Na  - RV010834-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-primary-drinking-water-metals-100-ppm-ba-10-ppm-ag-as-cr-hg-pb-5-ppm-cd-se-manufactured-and-tested-in-an-iso-17025guide-rv010850-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_a74803bd-00ad-4676-9b33-de234bdb96dc.jpg?v=1776330348</image:loc>
      <image:title>VeriSpec Primary Drinking Water Metals 100 ppm Ba; 10 ppm Ag, As, Cr, Hg, pb; 5 ppm Cd, Se - RV010850-100N</image:title>
      <image:caption>VeriSpec Primary Drinking Water Metals 100 ppm Ba; 10 ppm Ag, As, Cr, Hg, pb; 5 ppm Cd, Se - RV010850-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-vanadium-standard-for-icpms-100-ppm-in-2-hno-manufactured-and-tested-in-an-iso-17025guide-34-accredited-facility-rv010564-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_36caa22c-2e37-4cc0-bcf3-14a7f9868115.jpg?v=1776330345</image:loc>
      <image:title>VeriSpec Vanadium Standard for ICP/MS 100 ppm in 2% HNO? Guide 34  Accredited Facility - RV010564-100N</image:title>
      <image:caption>VeriSpec Vanadium Standard for ICP/MS 100 ppm in 2% HNO? Guide 34  Accredited Facility - RV010564-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-icp-ms-tuning-solution-12-10-ppm-ba-be-ce-co-in-li-mg-pb-rh-tl-u-y-manufactured-and-tested-in-an-iso-17025guide-rv010835-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_493e0689-8c4d-4afe-a360-013856099bb9.jpg?v=1776330345</image:loc>
      <image:title>VeriSpec ICP-MS Tuning Solution 12 10 ppm: Ba, Be, Ce, Co, In, Li, Mg, Pb, Rh, Tl, U, Y - RV010835-100N</image:title>
      <image:caption>VeriSpec ICP-MS Tuning Solution 12 10 ppm: Ba, Be, Ce, Co, In, Li, Mg, Pb, Rh, Tl, U, Y - RV010835-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-interference-check-solution-a-20000-ppm-cl-ca-3000-ppm-2500-ppm-fe-na-2000-ppm-c-1000-ppm-al-mg-p-k-s-20-ppm-mo-ti-m-rv010657-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_0417c64a-7f61-40cd-a351-3fd40538af41.jpg?v=1776330346</image:loc>
      <image:title>VeriSpec Interference Check Solution A 20,000 ppm Cl, Ca 3000 ppm; 2500 ppm Fe, Na; 2000 ppm C; 1000 ppm Al, Mg, P, K, S; 20 ppm Mo, Ti  M - RV010657-100N</image:title>
      <image:caption>VeriSpec Interference Check Solution A 20,000 ppm Cl, Ca 3000 ppm; 2500 ppm Fe, Na; 2000 ppm C; 1000 ppm Al, Mg, P, K, S; 20 ppm Mo, Ti  M - RV010657-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-multi-element-environmental-standard-26-100-ppm-ag-al-as-ba-be-ca-cd-co-cr-cu-fe-k-mg-mn-mo-na-ni-pb-sb-se-sn-sr-ti-rv010836-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_23e6d9e5-3a3d-4b77-aef8-85a59586dd0b.jpg?v=1776330344</image:loc>
      <image:title>VeriSpec Multi-Element Environmental Standard 26 100 ppm: Ag, Al, As, Ba, Be, Ca, Cd, Co, Cr, Cu, Fe, K, Mg, Mn, Mo, Na, Ni, Pb, Sb, Se, Sn, Sr, Ti, - RV010836-100N</image:title>
      <image:caption>VeriSpec Multi-Element Environmental Standard 26 100 ppm: Ag, Al, As, Ba, Be, Ca, Cd, Co, Cr, Cu, Fe, K, Mg, Mn, Mo, Na, Ni, Pb, Sb, Se, Sn, Sr, Ti, - RV010836-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-icp-calibration-standard-7-100-ppm-hf-ir-sb-sn-ta-ti-zr-manufactured-and-tested-in-an-iso-17025guide-34-facility-rv010725-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_620211c6-c4f5-457f-aaf7-64922d06dda3.jpg?v=1776330346</image:loc>
      <image:title>VeriSpec ICP Calibration Standard 7 100 ppm: Hf, Ir, Sb, Sn, Ta, Ti, Zr  - RV010725-100N</image:title>
      <image:caption>VeriSpec ICP Calibration Standard 7 100 ppm: Hf, Ir, Sb, Sn, Ta, Ti, Zr  - RV010725-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-trace-metals-standard-ii-20-ppm-sb-20-ppm-tl-10-ppm-ag-manufactured-and-tested-in-an-iso-17025guide-34-facility-rv010853-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_9e4e4c4d-372c-4c05-9558-2170c7d952ce.jpg?v=1776330347</image:loc>
      <image:title>VeriSpec Trace Metals Standard II 20 ppm Sb, 20 ppm Tl, 10 ppm Ag  - RV010853-100N</image:title>
      <image:caption>VeriSpec Trace Metals Standard II 20 ppm Sb, 20 ppm Tl, 10 ppm Ag  - RV010853-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-multi-element-standard-15-50-ppm-k-5-ppm-al-as-ba-cd-co-cr-cu-mn-mo-ni-pb-se-sr-zn-manufactured-and-tested-in-rv010663-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_92fce532-741d-4129-b98a-0c1ac0b0508c.jpg?v=1776330344</image:loc>
      <image:title>VeriSpec Multi-Element Standard 15 50 ppm K; 5 ppm Al, As, Ba, Cd, Co, Cr, Cu, Mn, Mo, Ni, Pb, Se, Sr, Zn  Manufactured and Tested in - RV010663-100N</image:title>
      <image:caption>VeriSpec Multi-Element Standard 15 50 ppm K; 5 ppm Al, As, Ba, Cd, Co, Cr, Cu, Mn, Mo, Ni, Pb, Se, Sr, Zn  Manufactured and Tested in - RV010663-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-multi-element-standard-8-50-ppm-k-10-ppm-la-li-mn-na-sr-1-ppm-ba-ca-manufactured-and-tested-in-an-iso-17025guide-34-rv010722-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_fb9c5624-a3f4-4c76-87ff-8e62ec195dfb.jpg?v=1776330347</image:loc>
      <image:title>VeriSpec Multi-Element Standard 8 50 ppm K; 10 ppm La, Li, Mn, Na, Sr; 1 ppm Ba, Ca 34 - RV010722-100N</image:title>
      <image:caption>VeriSpec Multi-Element Standard 8 50 ppm K; 10 ppm La, Li, Mn, Na, Sr; 1 ppm Ba, Ca 34 - RV010722-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-multi-element-standard-memory-test-21-1000-ppm-al-ca-fe-k-mg-na-20-ppm-ag-as-ba-be-cd-co-cr-cu-mn-ni-pb-se-tl-v-zn-rv010841-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_78d11d08-6158-47a5-9184-d813803c8965.jpg?v=1776330349</image:loc>
      <image:title>VeriSpec Multi-Element Standard, Memory Test 21 1000 ppm: Al, Ca, Fe, K, Mg, Na; 20 ppm Ag, As, Ba, Be, Cd, Co, Cr, Cu, Mn, Ni, Pb, Se, Tl, V, Zn - RV010841-100N</image:title>
      <image:caption>VeriSpec Multi-Element Standard, Memory Test 21 1000 ppm: Al, Ca, Fe, K, Mg, Na; 20 ppm Ag, As, Ba, Be, Cd, Co, Cr, Cu, Mn, Ni, Pb, Se, Tl, V, Zn - RV010841-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-multi-element-standard-7-100-ppm-hf-ir-sb-sn-ta-tl-zr-manufactured-and-tested-in-an-iso-17025guide-34-facility-rv010831-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_9ba93b00-33d8-450b-a372-7b252635f247.jpg?v=1776330346</image:loc>
      <image:title>VeriSpec Multi-Element Standard 7 100 ppm: Hf, Ir, Sb, Sn, Ta, Tl, Zr  - RV010831-100N</image:title>
      <image:caption>VeriSpec Multi-Element Standard 7 100 ppm: Hf, Ir, Sb, Sn, Ta, Tl, Zr  - RV010831-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-icp-ms-internal-standard-8-10-ppm-li-sc-ge-rh-in-tb-lu-bi-manufactured-and-tested-in-an-iso-17025guide-34-facili-rv010660-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_88ca6a0d-2879-41f9-afe3-611ca1ccaa58.jpg?v=1776330345</image:loc>
      <image:title>VeriSpec ICP-MS Internal Standard 8 10 ppm: ?Li, Sc, Ge, Rh, In, Tb, Lu, Bi 34 Facili - RV010660-100N</image:title>
      <image:caption>VeriSpec ICP-MS Internal Standard 8 10 ppm: ?Li, Sc, Ge, Rh, In, Tb, Lu, Bi 34 Facili - RV010660-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-alternate-metals-ii-500-ppm-ca-na-100-ppm-k-mg-manufactured-and-tested-in-an-iso-17025guide-34-facility-rv010857-500n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_ca774bbe-1752-426e-8e52-6e48fa1ca99c.jpg?v=1776330347</image:loc>
      <image:title>VeriSpec Alternate Metals II 500 ppm: Ca, Na; 100 ppm K, Mg  - RV010857-500N</image:title>
      <image:caption>VeriSpec Alternate Metals II 500 ppm: Ca, Na; 100 ppm K, Mg  - RV010857-500N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-tin-standard-for-icpms-100-ppm-in-1-hnohf-manufactured-and-tested-in-an-iso-17025guide-34-accredited-facility-rv010555-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_0731e461-6540-4f19-ba09-fbed422507f6.jpg?v=1776330348</image:loc>
      <image:title>VeriSpec Tin Standard for ICP/MS 100 ppm in 1% HNO?/HF Guide 34  Accredited Facility - RV010555-100N</image:title>
      <image:caption>VeriSpec Tin Standard for ICP/MS 100 ppm in 1% HNO?/HF Guide 34  Accredited Facility - RV010555-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-single-element-environmental-standard-10-mgl-hg-manufactured-and-tested-in-an-iso-17025guide-34-facility-rv010838-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_ca50a5f4-7a74-4c65-a92c-30c32c6b3405.jpg?v=1776330346</image:loc>
      <image:title>VeriSpec Single Element Environmental Standard 10 mg/L Hg  - RV010838-100N</image:title>
      <image:caption>VeriSpec Single Element Environmental Standard 10 mg/L Hg  - RV010838-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-multi-element-standard-11-10-ppb-ba-ce-ge-mg-sc-tl-cd-cu-pb-rh-tb-manufactured-and-tested-in-an-iso-17025guide-3-rv010734-500n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_2db16c90-2fa4-47e4-8882-8daebf2d371b.jpg?v=1776330348</image:loc>
      <image:title>VeriSpec Multi-Element Standard 11 10 ppb: Ba, Ce, Ge, Mg, Sc, Tl, Cd, Cu, Pb, Rh, Tb 3 - RV010734-500N</image:title>
      <image:caption>VeriSpec Multi-Element Standard 11 10 ppb: Ba, Ce, Ge, Mg, Sc, Tl, Cd, Cu, Pb, Rh, Tb 3 - RV010734-500N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-yttrium-standard-for-icpms-100-ppm-in-2-hno-manufactured-and-tested-in-an-iso-17025guide-34-accredited-facility-rv010566-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_d3e05739-5189-4448-af81-74b37476a877.jpg?v=1776330347</image:loc>
      <image:title>VeriSpec Yttrium Standard for ICP/MS 100 ppm in 2% HNO? Guide 34  Accredited Facility - RV010566-100N</image:title>
      <image:caption>VeriSpec Yttrium Standard for ICP/MS 100 ppm in 2% HNO? Guide 34  Accredited Facility - RV010566-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-qc-standard-21-100-ppm-as-be-ca-cd-co-cr-cu-fe-li-mg-mn-mo-ni-pb-sb-se-sr-ti-tl-v-zn-manufac-rv010724-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_6ae94682-9c62-4c34-b106-8513603370a2.jpg?v=1776330349</image:loc>
      <image:title>VeriSpec QC Standard 21 100 ppm: As, Be, Ca, Cd, Co, Cr, Cu, Fe, Li, Mg, Mn, Mo, Ni, Pb, Sb, Se, Sr, Ti, Tl, V, Zn  Manufac - RV010724-100N</image:title>
      <image:caption>VeriSpec QC Standard 21 100 ppm: As, Be, Ca, Cd, Co, Cr, Cu, Fe, Li, Mg, Mn, Mo, Ni, Pb, Sb, Se, Sr, Ti, Tl, V, Zn  Manufac - RV010724-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-cr-standard-for-icp-1000-ppm-in-ho-manufactured-and-tested-in-an-iso-17025guide-34-accredited-facility-rv010652-1n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_fef998a0-fe74-460d-a213-4decc742548b.jpg?v=1776330346</image:loc>
      <image:title>VeriSpec Cr?? Standard for ICP 1000 ppm in H?O Guide 34  Accredited Facility - RV010652-1N</image:title>
      <image:caption>VeriSpec Cr?? Standard for ICP 1000 ppm in H?O Guide 34  Accredited Facility - RV010652-1N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-multi-element-standard-11-100-ppm-s-k-p-20-ppm-as-na-sc-li-ni-mn-la-mo-manufactured-and-tested-in-an-iso-17025g-rv010720-500n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_a0e541ff-f6ce-4501-b371-6756ad8eaddc.jpg?v=1776330348</image:loc>
      <image:title>VeriSpec Multi-Element Standard 11 100 ppm: S, K, P; 20 ppm: As, Na, Sc, Li, Ni, Mn, La, Mo  G - RV010720-500N</image:title>
      <image:caption>VeriSpec Multi-Element Standard 11 100 ppm: S, K, P; 20 ppm: As, Na, Sc, Li, Ni, Mn, La, Mo  G - RV010720-500N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-multi-element-standard-7-2500-ppm-zn-900-ppm-cr-pb-800-ppm-cu-10-ppm-cd-8-ppm-hg-manufactured-and-tested-in-an-iso-170-rv010717-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_e297d3e0-891a-4fe5-a547-47cbac468d3d.jpg?v=1776330348</image:loc>
      <image:title>VeriSpec Multi-Element Standard 7 2500 ppm Zn; 900 ppm Cr, Pb; 800 ppm Cu, 10 ppm Cd, 8 ppm Hg  Manufactured and Tested in an ISO 170 - RV010717-100N</image:title>
      <image:caption>VeriSpec Multi-Element Standard 7 2500 ppm Zn; 900 ppm Cr, Pb; 800 ppm Cu, 10 ppm Cd, 8 ppm Hg  Manufactured and Tested in an ISO 170 - RV010717-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-alternate-metals-i-20-ppm-al-fe-v-10-ppm-co-cu-mn-ni-zn-5-ppm-be-sb-tl-manufactured-and-tested-in-an-iso-rv010855-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_e98520f3-1d4f-4dc5-85a3-498b9b7238cb.jpg?v=1776330347</image:loc>
      <image:title>VeriSpec Alternate Metals I 20 ppm: Al, Fe, V; 10 ppm Co, Cu, Mn, Ni, Zn; 5 ppm: Be, Sb, Tl  Manufactured and Tested in an ISO - RV010855-100N</image:title>
      <image:caption>VeriSpec Alternate Metals I 20 ppm: Al, Fe, V; 10 ppm Co, Cu, Mn, Ni, Zn; 5 ppm: Be, Sb, Tl  Manufactured and Tested in an ISO - RV010855-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-multi-element-standard-29-10-ppm-al-ag-as-ba-be-bi-ca-cd-co-cr-cs-cu-fe-ga-in-k-li-mg-mn-na-ni-pb-rb-s-rv010860-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_aa9eccc4-9938-49a6-8d9a-05e5f50e73a0.jpg?v=1776330347</image:loc>
      <image:title>VeriSpec Multi-Element Standard 29 10 ppm: Al, Ag, As, Ba, Be, Bi, Ca, Cd, Co, Cr, Cs, Cu, Fe, Ga, In, K, Li, Mg, Mn, Na, Ni, Pb, Rb, S - RV010860-100N</image:title>
      <image:caption>VeriSpec Multi-Element Standard 29 10 ppm: Al, Ag, As, Ba, Be, Bi, Ca, Cd, Co, Cr, Cs, Cu, Fe, Ga, In, K, Li, Mg, Mn, Na, Ni, Pb, Rb, S - RV010860-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-single-element-standard-8-mgl-hg-in-hno-manufactured-and-tested-in-an-iso-17025guide-34-facility-rv010827-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_a1180426-f9b6-41cc-97aa-17b0c41b06f6.jpg?v=1776330348</image:loc>
      <image:title>VeriSpec Single Element Standard, 8 mg/L Hg in HNO? - RV010827-100N</image:title>
      <image:caption>VeriSpec Single Element Standard, 8 mg/L Hg in HNO? - RV010827-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-single-element-standard-10-mgl-se-manufactured-and-tested-in-an-iso-17025guide-34-facility-rv010846-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_dcb959a8-12b5-4aab-b19f-9c90ad3b9aa1.jpg?v=1776330349</image:loc>
      <image:title>VeriSpec Single Element Standard, 10 mg/L Se - RV010846-100N</image:title>
      <image:caption>VeriSpec Single Element Standard, 10 mg/L Se - RV010846-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-cr-standard-for-icp-1000-ppm-in-5-hno-manufactured-and-tested-in-an-iso-17025guide-34-accredited-facility-rv010647-1n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_ea55e90b-e287-44d4-b8c9-31092f977582.jpg?v=1776330352</image:loc>
      <image:title>VeriSpec Cr³? Standard for ICP 1000 ppm in 5% HNO? Guide 34  Accredited Facility - RV010647-1N</image:title>
      <image:caption>VeriSpec Cr³? Standard for ICP 1000 ppm in 5% HNO? Guide 34  Accredited Facility - RV010647-1N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-rhenium-standard-for-icpms-100-ppm-in-2-hno-manufactured-and-tested-in-an-iso-17025guide-34-accredited-facility-rv010546-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_75667e25-fff4-4e4d-ae29-dc6cc83a3deb.jpg?v=1776330351</image:loc>
      <image:title>VeriSpec Rhenium Standard for ICP/MS 100 ppm in 2% HNO? Guide 34  Accredited Facility - RV010546-100N</image:title>
      <image:caption>VeriSpec Rhenium Standard for ICP/MS 100 ppm in 2% HNO? Guide 34  Accredited Facility - RV010546-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-mixed-anion-standard-7-100-ppm-f-po-no-no-br-so-cl-manufactured-and-tested-in-an-iso-17-rv010741-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_0c535aa0-30eb-48e4-8cb0-e0ba27bb0687.jpg?v=1776330350</image:loc>
      <image:title>VeriSpec Mixed Anion Standard 7 100 ppm: F?, PO?³?, NO??,  NO??, Br?, SO?²?, Cl?  Manufactured and Tested in an ISO 17 - RV010741-100N</image:title>
      <image:caption>VeriSpec Mixed Anion Standard 7 100 ppm: F?, PO?³?, NO??,  NO??, Br?, SO?²?, Cl?  Manufactured and Tested in an ISO 17 - RV010741-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-strontium-standard-for-icpms-100-ppm-in-2-hno-manufactured-and-tested-in-an-iso-17025guide-34-accredited-facility-rv010556-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_dc135a8f-56ed-4443-a191-7df6b49704ad.jpg?v=1776330349</image:loc>
      <image:title>VeriSpec Strontium Standard for ICP/MS 100 ppm in 2% HNO? Guide 34  Accredited Facility - RV010556-100N</image:title>
      <image:caption>VeriSpec Strontium Standard for ICP/MS 100 ppm in 2% HNO? Guide 34  Accredited Facility - RV010556-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-interference-check-solution-a-20000-ppm-cl-ca-3000-ppm-2500-ppm-fe-na-2000-ppm-c-1000-ppm-al-mg-p-k-s-20-ppm-mo-ti-m-rv010657-500n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_f4c0adec-a856-4005-be7c-7f38c78c2d36.jpg?v=1776330349</image:loc>
      <image:title>VeriSpec Interference Check Solution A 20,000 ppm Cl, Ca 3000 ppm; 2500 ppm Fe, Na; 2000 ppm C; 1000 ppm Al, Mg, P, K, S; 20 ppm Mo, Ti  M - RV010657-500N</image:title>
      <image:caption>VeriSpec Interference Check Solution A 20,000 ppm Cl, Ca 3000 ppm; 2500 ppm Fe, Na; 2000 ppm C; 1000 ppm Al, Mg, P, K, S; 20 ppm Mo, Ti  M - RV010657-500N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-gfaa-multi-element-standard-16-100-ppm-al-as-pb-sb-se-tl-50-ppm-ba-co-cu-ni-20-ppm-cr-fe-mn-10-ppm-al-5-ppm-be-cd-rv010726-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_a5319507-2317-4f6e-bf44-9d8fd01dfbc0.jpg?v=1776330350</image:loc>
      <image:title>VeriSpec GFAA Multi-Element Standard 16 100 ppm: Al, As, Pb, Sb, Se, Tl; 50 ppm: Ba, Co, Cu, Ni; 20 ppm Cr, Fe, mn; 10 ppm Al; 5 ppm Be, Cd - RV010726-100N</image:title>
      <image:caption>VeriSpec GFAA Multi-Element Standard 16 100 ppm: Al, As, Pb, Sb, Se, Tl; 50 ppm: Ba, Co, Cu, Ni; 20 ppm Cr, Fe, mn; 10 ppm Al; 5 ppm Be, Cd - RV010726-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-tclp-standard-5-ppm-cd-se-25-ppm-ag-as-cr-pb-100-ppm-hg-500-ppm-ba-manufactured-and-tested-in-an-iso-1702-rv010844-500n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_315e62a2-c1f7-4157-aed7-628bcf6c92db.jpg?v=1776330350</image:loc>
      <image:title>VeriSpec TCLP Standard 5 ppm Cd, Se; 25 ppm Ag, As, Cr, Pb; 100 ppm Hg; 500 ppm Ba  Manufactured and Tested in an ISO 1702 - RV010844-500N</image:title>
      <image:caption>VeriSpec TCLP Standard 5 ppm Cd, Se; 25 ppm Ag, As, Cr, Pb; 100 ppm Hg; 500 ppm Ba  Manufactured and Tested in an ISO 1702 - RV010844-500N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-detection-limit-standard-5-10-ppb-be-co-in-tl-u-manufactured-and-tested-in-an-iso-17025guide-34-facility-rv010731-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_599bc62e-f99e-4d51-987c-08d4bdcc6456.jpg?v=1776330348</image:loc>
      <image:title>VeriSpec Detection Limit Standard 5 10 ppb: Be, Co, In, Tl, U  - RV010731-100N</image:title>
      <image:caption>VeriSpec Detection Limit Standard 5 10 ppb: Be, Co, In, Tl, U  - RV010731-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-alternate-metals-ii-500-ppm-ca-na-100-ppm-k-mg-manufactured-and-tested-in-an-iso-17025guide-34-facility-rv010856-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_66afff85-a4b2-40ce-ac46-f7dbdb4a9410.jpg?v=1776330354</image:loc>
      <image:title>VeriSpec Alternate Metals II 500 ppm: Ca, Na; 100 ppm K, Mg  - RV010856-100N</image:title>
      <image:caption>VeriSpec Alternate Metals II 500 ppm: Ca, Na; 100 ppm K, Mg  - RV010856-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-icv-standard-26-1000-ppm-ca-fe-k-mg-na-sr-10-ppm-ag-al-as-ba-be-cd-co-cr-cu-mn-mo-ni-pb-sb-se-rv010867-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_f9d823c8-9d1e-496c-972c-cad765940d71.jpg?v=1776330349</image:loc>
      <image:title>VeriSpec ICV Standard 26 1000 ppm: Ca, Fe, K, Mg, Na, Sr; 10 ppm: Ag, Al, As, Ba, Be, Cd, Co, Cr, Cu, Mn, Mo, Ni, Pb, Sb, Se, - RV010867-100N</image:title>
      <image:caption>VeriSpec ICV Standard 26 1000 ppm: Ca, Fe, K, Mg, Na, Sr; 10 ppm: Ag, Al, As, Ba, Be, Cd, Co, Cr, Cu, Mn, Mo, Ni, Pb, Sb, Se, - RV010867-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-selenium-standard-for-icpms-100-ppm-in-2-hno-manufactured-and-tested-in-an-iso-17025guide-34-accredited-facility-rv010552-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_28ff9c15-61b1-473f-8c2b-031517298cd0.jpg?v=1776330350</image:loc>
      <image:title>VeriSpec Selenium Standard for ICP/MS 100 ppm in 2% HNO? Guide 34  Accredited Facility - RV010552-100N</image:title>
      <image:caption>VeriSpec Selenium Standard for ICP/MS 100 ppm in 2% HNO? Guide 34  Accredited Facility - RV010552-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-interference-check-solution-b-20-ppm-cr-co-cu-mn-ni-v-10-ppm-as-cd-se-cn-5-ppm-ag-manufactured-and-tested-in-an-iso-17-rv010659-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_bcefa524-ff57-49ea-81ef-1a93e211f796.jpg?v=1776330350</image:loc>
      <image:title>VeriSpec Interference Check Solution B 20 ppm Cr, Co, Cu, Mn, Ni, V; 10 ppm As, Cd, Se, Cn; 5 ppm Ag  Manufactured and Tested in an ISO 17 - RV010659-100N</image:title>
      <image:caption>VeriSpec Interference Check Solution B 20 ppm Cr, Co, Cu, Mn, Ni, V; 10 ppm As, Cd, Se, Cn; 5 ppm Ag  Manufactured and Tested in an ISO 17 - RV010659-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-icp-ms-tuning-solution-9-10-ppm-ba-be-ce-co-in-mg-pb-th-tl-manufactured-and-tested-in-an-iso-17025guide-34-facili-rv010665-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_feaa79f5-6753-4058-beb4-708d0896bcdc.jpg?v=1776330350</image:loc>
      <image:title>VeriSpec ICP-MS Tuning Solution 9 10 ppm: Ba, Be, Ce, Co, In, Mg, Pb, Th, Tl 34 Facili - RV010665-100N</image:title>
      <image:caption>VeriSpec ICP-MS Tuning Solution 9 10 ppm: Ba, Be, Ce, Co, In, Mg, Pb, Th, Tl 34 Facili - RV010665-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-multi-element-standard-5-200-ppb-cd-cu-mg-pb-rh-manufactured-and-tested-in-an-iso-17025guide-34-facility-rv010732-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_284bb7d2-6271-42d0-a47f-7f8ea4a7cf65.jpg?v=1776330350</image:loc>
      <image:title>VeriSpec Multi-Element Standard 5 200 ppb: Cd, Cu, Mg, Pb, Rh  - RV010732-100N</image:title>
      <image:caption>VeriSpec Multi-Element Standard 5 200 ppb: Cd, Cu, Mg, Pb, Rh  - RV010732-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-tellurium-standard-for-icpms-100-ppm-in-2-hno-manufactured-and-tested-in-an-iso-17025guide-34-accredited-facility-rv010559-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_38b251ee-5412-41f6-98ab-483d3d013fd6.jpg?v=1776330350</image:loc>
      <image:title>VeriSpec Tellurium Standard for ICP/MS 100 ppm in 2% HNO? Guide 34  Accredited Facility - RV010559-100N</image:title>
      <image:caption>VeriSpec Tellurium Standard for ICP/MS 100 ppm in 2% HNO? Guide 34  Accredited Facility - RV010559-100N</image:caption>
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      <image:caption>VeriSpec Mixed Anion Standard 7 2 ppm F?, 10 ppm PO?³?, NO??, Br?, SO?²?, 5ppm Cl?, NO??  Manufactured and Tested in a - RV010738-100N</image:caption>
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      <image:caption>VeriSpec Mixed Anion Standard 7 0.1 ppm: F?, PO?³?, NO??,  NO??, Br?, SO?²?, Cl?  Manufactured and Tested in an ISO 17 - RV010742-100N</image:caption>
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      <image:caption>VeriSpec ICP-MS Calibration Standard 29 10 ppm: Ag, Al, As, Ba, Be, Bi, Ca, Cd, Co, Cr, Cs, Cu, Fe, Ga, In, K, Li, Mg, Mn, Na, Ni, Pb, Rb, S - RV010733-100N</image:caption>
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      <image:caption>VeriSpec Mixed Anion Standard 2 0.5 ppm Cl?, SO?²?  - RV010743-500N</image:caption>
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      <image:caption>VeriSpec Mixed Anion Standard 2 5 ppm Cl?, SO?²?  - RV010747-500N</image:caption>
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      <image:title>VeriSpec QC Standard 27 100 ppm: Al, Sb, As, Ba, Be, B, Cd, Ca, Cr, Co, Cu, Fe, Pb, Mg, Mn, Mo, Ni, K, Se, Si, Ag, Sr, Na, T - RV010667-100N</image:title>
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    <loc>https://labproinc2.myshopify.com/products/verispec-multi-element-standard-4-100-ppm-mo-sb-sn-ti-manufactured-and-tested-in-an-iso-17025guide-34-facility-rv010675-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_d283fdbb-fde7-4a46-b503-db67f54987af.jpg?v=1776330355</image:loc>
      <image:title>VeriSpec Multi-Element Standard 4 100 ppm: Mo, Sb, Sn, Ti  - RV010675-100N</image:title>
      <image:caption>VeriSpec Multi-Element Standard 4 100 ppm: Mo, Sb, Sn, Ti  - RV010675-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-beryllium-standard-for-icpms-10-ppm-in-2-hno-manufactured-and-tested-in-an-iso-17025guide-34-accredited-facility-rv010577-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_2ec8a9fb-1cb1-4954-b0bb-de63cd2c5f1d.jpg?v=1776330353</image:loc>
      <image:title>VeriSpec Beryllium Standard for ICP/MS 10 ppm in 2% HNO? Guide 34  Accredited Facility - RV010577-100N</image:title>
      <image:caption>VeriSpec Beryllium Standard for ICP/MS 10 ppm in 2% HNO? Guide 34  Accredited Facility - RV010577-100N</image:caption>
    </image:image>
  </url>
  <url>
    <loc>https://labproinc2.myshopify.com/products/verispec-icv-standard-26-1000-ppm-ca-fe-k-mg-na-sr-10-ppm-ag-al-as-ba-be-cd-co-cr-cu-mn-mo-ni-pb-sb-se-t-rv010684-100n</loc>
    <lastmod>2026-07-22T15:56:09-07:00</lastmod>
    <changefreq>daily</changefreq>
    <image:image>
      <image:loc>https://cdn.shopify.com/s/files/1/0757/2327/6437/files/ricca-verispec_bottles_1_82d81a55-46fa-4ab8-ba04-281f402848c2.jpg?v=1776330355</image:loc>
      <image:title>VeriSpec ICV Standard 26 1000 ppm Ca, Fe, K, Mg, Na, Sr; 10 ppm Ag, Al, As, Ba, Be, Cd, Co, Cr, Cu, Mn, Mo, Ni, Pb, Sb, Se, T - RV010684-100N</image:title>
      <image:caption>VeriSpec ICV Standard 26 1000 ppm Ca, Fe, K, Mg, Na, Sr; 10 ppm Ag, Al, As, Ba, Be, Cd, Co, Cr, Cu, Mn, Mo, Ni, Pb, Sb, Se, T - RV010684-100N</image:caption>
    </image:image>
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