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Standards-Others
Whether you're determining unknown substances or calibrating analytical instruments, you will need certified laboratory standard solutions. Here at Lab Pro, our standards aim to increase lab efficiency and help users achieve more accurate results. Browse through our standards selection ranging from water-soluble ammonium sulfamate to phenacetin powder. If you need laboratory standards in bulk, don't hesitate to reach us at 888-4-LABPRO (888-452-2776). We also offer next-day service in California and same-day service for will-calls.

Lactic Acid Standard, 300 ppm C?H?O? in 10% (v/v) Ethanol - R4282030-100A

$56.77 $53.93

Lactic Acid Standard, 1000 ppm C?H?O? in 10% (v/v) Ethanol - R4282100-100A

$56.77 $53.93

Lactic Acid Standard, 5000 ppm C?H?O? in 10% (v/v) Ethanol - R4282500-100A

$58.08 $55.18

Lead Standard, 1 ppm Pb in 2% HNO? - R4294001-500N

$98.17 $93.26

Iron Standard, 1 ppm Fe - R4183100-500N

$193.78 $184.09

Iron Standard, 3 ppm Fe - R4183200-500N

$101.90 $96.81

Iron Standard, 1 ppm Fe - R4183100-120N

$64.58 $61.35

Iron Standard, 0.5 ppm Fe in 2% HNO? - R4185005-500N

$98.48 $93.56

Lead Standard, 10 ppm Pb - 4297-16

$145.22 $137.96

Iron Standard, 0.1 ppm Fe, with CsCl and HCl - R4184001-500A

$129.58 $123.10

Iron Standard, 1 ppm Fe, with CsCl and HCl - R4184010-500A

$129.62 $123.14

Iron Standard, 5 ppm Fe - R4183300-500N

$101.96 $96.86

Iron Standard, 0.5 ppm Fe - R4183050-500N

$275.36 $261.59

Lead Standard, 10 ppm Pb in 2% HNO? - R4294010-500N

$98.69 $93.76

Lead Standard, 100 ppm Pb - 4295-16

$147.20 $139.84

Iron Standard Stock, USP <241> - R4199000-120A

$83.26 $79.10

Lead Standard, 100 ppm Pb - 4295-8

$87.69 $83.31

Iron Standard, 200 ppm Fe - 4191-16

$95.09 $90.34

Lead Standard, 10 ppm Pb - 4297-100

$70.59 $67.06

Lead Standard, 100 ppm Pb - 4295-100

$69.40 $65.93

Lead Standard, 3 ppm in 3% Nitric Acid - R4299003-500N

$292.34 $277.72

Iron Standard, 10 ppm Fe in 2% HNO? - R4185010-500N

$98.71 $93.77

Iron Standard, 200 ppm Fe - 4190-16

$94.91 $90.16

Iron Standard, 1 ppm Fe in 2% HNO? - R4185001-500N

$98.49 $93.57

Lead Standard, 5 ppm Pb - R4298000-100A

$67.30 $63.94

Lead Standard, 10 ppm Pb - R4299010-500N

$108.56 $103.13

Iron Standard, 100 ppm Fe in 2% HNO? - R4185100-500N

$100.12 $95.11

Iron Standard, 10,000 ppm Fe - 4205-4

$95.32 $90.55

Iron Standard, 0.5 ppm Fe, with CsCl and HCl - R4184005-500A

$129.59 $123.11

Light's Solution, Oxidation-Reduction Potential (ORP) Standard - 4330-16

$107.20 $101.84

Ferrous Iron Standard, 1000 ppm Fe (II) - 4198-4

$81.65 $77.57

Lead Standard, 100 ppm Pb in 2% HNO? - R4294100-500N

$99.39 $94.42

Lead Standard, 0.5 ppm Pb in 3% Nitric acid - R4298005-500N

$292.67 $278.04

Iron Standard, 10,000 ppm Fe - 4205-16

$217.61 $206.73

Lead Standard, 0.5 ppm Pb in 2% HNO? - R4294005-500N

$267.37 $254.00

Lead Standard Solution (0.1 per cent Pb) R EP Standard Solution - 4302-16

$87.86 $83.47

Ferrous Iron Standard, 1000 ppm Fe (II) - 4198-16

$181.23 $172.17

Light's Solution, Oxidation-Reduction Potential (ORP) Standard - 4330-32

$176.76 $167.92

Iron Standard, 1000 ppm Fe in 10% HCl - R4202000-1A

$197.15 $187.29

Linear Alkylbenzene Sulfonate Standard, 1000 ppm LAS - 4350-16

$202.32 $192.20

Linear Alkylbenzene Sulfonate Standard, 1000 ppm LAS - 4350-4

$72.21 $68.60

Iron Standard, 200 ppm Fe - 4191-4

$44.52 $42.29

Light's Solution, Modified, Oxidation-Reduction Potential (ORP) Standard - 4331-32

$201.20 $191.14

Iron Standard, 200 ppm Fe - 4190-4

$50.52 $47.99

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