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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.

    Gallic Acid Standard, 250 ppm C?H?O? - R3223250-100A

    $57.36 $54.49

    Gardner Color Standard #10 - 3226.10-100

    $143.08 $135.93

    Gardner Color Standard #4 - 3226.04-100

    $173.71 $165.02

    Gardner Color Standard #6 - 3226.06-100

    $229.64 $218.16

    Gardner Color Standard #13 - 3226.13-16

    $352.69 $335.06

    Gardner Color Standard #6 - 3226.06-16

    $898.13 $853.22

    Gardner Color Standard #5 - 3226.05-16

    $614.82 $584.08

    Gardner Color Standard #16 - 3226.16-100

    $172.65 $164.02

    Gardner Color Standard #12 - 3226.12-100

    $212.89 $202.25

    Gardner Color Standard #11 - 3226.11-100

    $145.43 $138.16

    Gardner Color Standard #8 - 3226.08-100

    $323.06 $306.91

    Fructose Standard, 300,000 ppm C?H??O? - R3219300-100A

    $102.71 $97.57

    Gardner Color Standard #3 - 3226.03-16

    $404.60 $384.37

    Gardner Color Standard #14 - 3226.14-16

    $391.21 $371.65

    Gardner Color Standard #8 - 3226.08-16

    $1,252.78 $1,190.14

    Gardner Color Standard #9 - 3226.09-100

    $143.44 $136.27

    Gardner Color Standard #9 - 3226.09-16

    $196.17 $186.36

    Gardner Color Standard #12 - 3226.12-16

    $437.62 $415.74

    Gardner Color Standard #11 - 3226.11-16

    $248.94 $236.49

    Gardner Color Standard #3 - 3226.03-100

    $153.42 $145.75

    Gardner Color Standard #13 - 3226.13-100

    $217.61 $206.73

    Gardner Color Standard #7 - 3226.07-100

    $324.53 $308.30

    Gardner Color Standard #17 - 3226.17-100

    $246.45 $234.13

    Gardner Color Standard #10 - 3226.10-16

    $237.34 $225.47

    Gardner Color Standard #14 - 3226.14-100

    $225.31 $214.04

    Gardner Color Standard #17 - 3226.17-16

    $432.66 $411.03

    Gardner Color Standard #16 - 3226.16-16

    $449.43 $426.96

    Gardner Color Standard #18 - 3226.18-100

    $230.65 $219.12

    Gardner Color Standard #15 - 3226.15-100

    $176.60 $167.77

    Gardner Color Standard #18 - 3226.18-16

    $417.90 $397.01

    Malic Acid Standard, 500 ppm C?H?O? in 10% (v/v) Ethanol - R4583050-100A

    $71.85 $68.26

    Malic Acid Standard, 2000 ppm C?H?O? in 10% (v/v) Ethanol - R4583200-100A

    $72.49 $68.87

    Malic Acid Standard, 1500 ppm C?H?O? in 10% (v/v) Ethanol - R4583150-100A

    $64.23 $61.02

    Malic Acid Standard, 300 ppm C?H?O? in 10% (v/v) Ethanol - R4583030-100A

    $64.23 $61.02

    Malic Acid Standard, 4000 ppm C?H?O? in 10% (v/v) Ethanol - R4583400-100A

    $73.49 $69.82

    Gardner Color Standard #15 - 3226.15-16

    $404.89 $384.65

    Malic Acid Standard, 800 ppm C?H?O? in 10% (v/v) Ethanol - R4583080-100A

    $71.85 $68.26

    Malic Acid Standard, 100 ppm C?H?O? in 10% (v/v) Ethanol - R4583010-100A

    $64.23 $61.02

    Malic Acid Standard, 1000 ppm C?H?O? in 10% (v/v) Ethanol - R4583100-100A

    $64.23 $61.02

    Malic Acid Standard, 3000 ppm C?H?O? in 10% (v/v) Ethanol - R4583300-100A

    $64.23 $61.02

    Malic Acid Standard, 10,000 ppm C?H?O? in 10% (v/v) Ethanol - R4584100-100A

    $72.26 $68.65

    Malic Acid Standard, 250 ppm C?H?O? in 10% (v/v) Ethanol - R4583025-100A

    $64.23 $61.02

    Malic Acid Standard, 5000 ppm C?H?O? in 10% (v/v) Ethanol - R4583500-100A

    $72.49 $68.87

    Malic Acid Standard, 3200 ppm, in 10% (v/v) Ethanol - R4583320-100A

    $70.65 $67.12

    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

    Lead Standard, 1 ppm Pb - R4299001-500N

    $204.92 $194.67

    Light's Solution, Oxidation-Reduction Potential (ORP) Standard - 4330-1

    $394.15 $374.44

    Lithium Standard, 3000 mEq/L (3 Normal) - 4410-16

    $153.57 $145.89

    Lead Standard, 5 ppm Pb - R4299005-500N

    $108.44 $103.02

    Linear Alkylbenzene Sulfonate Standard, 1000 ppm LAS - 4350-32

    $369.88 $351.39

    Iron Standard, 0.1 ppm Fe - R4183010-500N

    $275.36 $261.59

    Iron Standard Stock, USP <241> - R4199000-250A

    $132.87 $126.23

    Mercury Standard, 100 ppm Hg - 4795-16

    $103.91 $98.71

    Lithium Standard, 3000 mEq/L (3 Normal) - 4410-4

    $37.23 $35.37

    Linear Alkylbenzene Sulfonate Standard, 10 ppm LAS - 4348-16

    $69.62 $66.14

    Light's Solution, Modified, +465 mV Oxidation-Reduction Potential (ORP) Standard - 4332-16

    $160.77 $152.73

    Magnesium Standard, 100 ppm Mg for Ion Chromatography - 4495-100

    $65.64 $62.36

    Magnesium Standard, 10,000 ppm Mg - 4505-4

    $100.12 $95.11

    Iron Standard Stock, USP <241> - R4199000-500A

    $181.83 $172.74

    Magnesium Standard, 1000 ppm Mg for Ion Chromatography - 4504-4

    $74.95 $71.20

    Magnesium Standard, 10,000 ppm Mg - 4505-16

    $218.54 $207.61

    Mercury Standard, 100 ppm Hg - 4795-4

    $49.61 $47.13

    Molybdenum Standard, 15 ppm Mo - R5196150-500N

    $111.66 $106.08

    Magnesium Standard, 1000 ppm Mg for Ion Chromatography - 4504-16

    $174.77 $166.03

    Molybdenum Standard, 30 ppm Mo - R5196300-500N

    $112.64 $107.01

    Morpholine Standard, 1000 ppm C?H?NO - 5218-16

    $124.10 $117.90

    Perchlorate Standard, 1000 ppm ClO?? - 5492-4

    $66.73 $63.39

    Nickel Standard, 1000 ppm Ni - 5302-4

    $86.29 $81.98

    Nitrate Standard, 1000 ppm NO?? (226 ppm N) - 5307-16

    $81.70 $77.62

    Nickel Standard, 10,000 ppm Ni - 5305-16

    $222.91 $211.76

    Perchlorate Standard, 1000 ppm ClO?? - 5492-16

    $101.82 $96.73

    Nickel Standard, 1000 ppm Ni - 5302-16

    $215.71 $204.92

    Nickel Standard, 10,000 ppm Ni - 5305-4

    $89.86 $85.37

    Nitrate Standard, 10,000 ppm NO?? - R5307990-1A

    $334.52 $317.79

    Nitrate Standard, 15 ppm NO?? - R5307015-500A

    $228.39 $216.97

    Nitrite Standard, 100 ppm NO?? - 5444-16

    $232.68 $221.05

    Nitrate Standard, 100 ppm NO?? - 5307.1-4

    $59.92 $56.92

    Nitrate Standard, 200 ppm NO?? - 5307.2-4

    $69.07 $65.62

    Nitrite Nitrogen Standard, 1000 ppm N (3285 ppm NO??) - R5444900-120C

    $56.66 $53.83

    Nitrate Standard, 100 ppm NO?? - 5307.1-16

    $170.79 $162.25

    Nitrate Standard, 10,000 ppm NO?? (2260 ppm N) - 5304-16

    $305.07 $289.82

    Nitrate Nitrogen Standard, 1000 ppm N (4427 ppm NO??) - R5307900-500A

    $69.29 $65.83

    Nitrate Standard, 75 ppm NO?? - R5307075-500A

    $105.07 $99.82

    Nitrate Standard, 1000 ppm NO?? (226 ppm N) - 5307-4

    $38.17 $36.26

    Nitrate Standard, 2 ppm NO?? - R5307002-500A

    $131.72 $125.13

    Nitrate Standard, 500 ppm NO?? - 5307.5-4

    $67.76 $64.37

    Nitrite Standard, 500 ppm NO?? (152.25 ppm N) - 5444.5-4

    $68.65 $65.22

    Nitrite Standard, 1000 ppm NO?? (304.5 ppm N) - 5445-4

    $73.04 $69.39

    Ammonia Nitrogen Standard, 10 ppm N (12.2 ppm NH?) - 5450-1

    $263.51 $250.33

    Nitrite Standard, 1000 ppm NO?? (304.5 ppm N) - 5445-8

    $139.95 $132.95

    Ammonia Nitrogen Standard, 10 ppm N (12.2 ppm NH?) - 5450-16

    $75.68 $71.90

    Mixed Standard, 500 ppm Alkalinity/125 ppm Chloride, Aqueous - 5175-32

    $124.35 $118.13

    Nitrite Standard, 100 ppm NO?? - 5444-8

    $109.80 $104.31

    Ammonia Nitrogen Standard, 2500 ppm N (3040 ppm NH?) - R5455300-500A

    $129.69 $123.21

    Nitrate Nitrogen Standard, 1000 ppm N (4427 ppm NO??) - R5307900-120A

    $43.91 $41.71

    Nitrite Standard, 1000 ppm NO?? (304.5 ppm N) - 5445-16

    $146.17 $138.86

    Ammonia Nitrogen Standard, 100 ppm N (122 ppm NH?) - 5453-4

    $43.70 $41.52

    Nitrite Nitrogen Standard, 1000 ppm N (3285 ppm NO??) - R5444900-500C

    $117.78 $111.89

    Mixed ICP Standard - 5158-100

    $82.76 $78.62

    Nitrite Standard, 200 ppm NO?? (60.9 ppm N) - 5444.2-4

    $77.82 $73.93

    Nitrate Nitrogen Standard, 1000 ppm N (4427 ppm NO??) - 5459-4

    $42.69 $40.56

    Nitrite Nitrogen Standard, 1000 ppm N (3285 ppm NO??) - 5461-16

    $149.68 $142.20

    Ammonia Nitrogen Standard, 50 ppm N (60.8 ppm NH?) - 5452-1

    $266.56 $253.23

    Ammonia Nitrogen Standard, 1000 ppm N (1216 ppm NH?) - 5455-4

    $39.52 $37.54

    Ammonia Nitrogen Standard, 1000 ppm N (1216 ppm NH?) - 5455-32

    $96.54 $91.71

    Ammonia Nitrogen Standard, 1000 ppm N (1216 ppm NH?) - 5455-16

    $68.39 $64.97

    Ammonia Nitrogen Standard, 100 ppm N (122 ppm NH?) - 5453-16

    $75.89 $72.10

    Ammonia Nitrogen Standard, 500 ppm N (608 ppm NH?) - R5454000-500A

    $108.75 $103.31

    Ammonia Nitrogen Standard, 1000 ppm N (1216 ppm NH?) - 5455-1

    $252.58 $239.95

    Nitrate Standard, 1000 ppm NO?? (226 ppm N) - 5458-4

    $41.76 $39.67

    Ammonia Nitrogen Standard, 10 ppm N (12.2 ppm NH?) - 5450-4

    $39.52 $37.54

    Nitrate Nitrogen Standard, 100 ppm N (442.7 ppm NO??) - 5457-4

    $37.98 $36.08

    Ammonia Nitrogen Standard, 5000 ppm N (6080 ppm NH?) - R5455500-500A

    $155.88 $148.09

    Nitrate Nitrogen Standard, 1000 ppm N (4427 ppm NO??) - 5459-32

    $310.58 $295.05

    Nitrite Nitrogen Standard, 250 ppm N (821 ppm NO??) - 5460-16

    $146.17 $138.86

    Nitrite Nitrogen Standard, 1000 ppm N (3285 ppm NO??) - 5461-4

    $66.20 $62.89

    Molybdenum Standard, 3 ppm Mo - R5196030-500N

    $105.50 $100.23

    ORP Standard, +200 mV vs. Ag/AgCl (4M KCl sat. with AgCl filling solution) - 5464.5-4

    $35.24 $33.48

    Nitrate Nitrogen Standard, 10 ppm N (44.27 ppm NO??) - 5456-4

    $42.88 $40.74

    Ammonia Nitrogen Standard, 10,000 ppm N (12,160 ppm NH?) - R5455900-500A

    $208.19 $197.78

    Nitrate Nitrogen Standard, 10 ppm N (44.27 ppm NO??) - 5456-16

    $75.52 $71.74

    Nitrite Nitrogen Standard, 250 ppm N (821 ppm NO??) - 5460-4

    $69.20 $65.74

    Nitrate Nitrogen Standard, 1000 ppm N (4427 ppm NO??) - 5459-16

    $79.72 $75.73

    ORP Standard, +200 mV vs. Ag/AgCl (4M KCl sat. with AgCl filling solution) - 5464.5-32

    $139.83 $132.84

    Nitrite Nitrogen Standard, 100 ppm N (328.5 ppm NO??) - 5461.1-32

    $174.43 $165.71

    ORP Standard, +200 mV vs. Ag/AgCl (4M KCl sat. with AgCl filling solution) - 5464.5-5

    $545.16 $517.90

    Nitrite Nitrogen Standard, 100 ppm N (328.5 ppm NO??) - 5461.1-4

    $65.55 $62.27

    ORP Standard, +600 mV vs. Ag/AgCl (4M KCl sat. with AgCl filling solution) - 5464.6-5

    $903.98 $858.78

    Nitrate Standard, 1000 ppm NO?? (226 ppm N) - 5458-16

    $75.50 $71.73

    Nitrite Nitrogen Standard, 100 ppm N (328.5 ppm NO??) - 5461.1-16

    $146.16 $138.85

    Nitrate Nitrogen Standard, 100 ppm N (442.7 ppm NO??) - 5457-16

    $49.97 $47.47

    ORP Standard, +200 mV vs. Ag/AgCl (4M KCl sat. with AgCl filling solution) - 5464.5-1

    $192.63 $183.00

    Nitrate Nitrogen Standard, 100 ppm N (442.7 ppm NO??) - 5457-32

    $73.42 $69.75

    ORP Standard, +600 mV vs. Ag/AgCl (4M KCl sat. with AgCl filling solution) - 5464.6-1

    $248.62 $236.19

    ORP Standard, 240 mV - R5464501-500B

    $363.52 $345.34

    ORP Standard, +200 mV vs. Ag/AgCl (4M KCl sat. with AgCl filling solution) - 5464.5-2.5

    $248.42 $236.00

    ORP Standard, +450 mV vs. Ag/AgCl (4M KCl sat. with AgCl filling solution) - R5464545-500C

    $336.63 $319.80

    ORP Standard, +200 mV vs. Ag/AgCl (4M KCl sat. with AgCl filling solution) - 5464.5-16

    $56.35 $53.53

    Phenol Stock Standard, 5.00 ± 0.05% (w/v) - 5738-1

    $292.62 $277.99

    ORP Standard, +600 mV vs. Ag/AgCl (4M KCl sat. with AgCl filling solution) - 5464.6-16

    $62.39 $59.27

    Phenol Stock Standard, 5.00 ± 0.05% (w/v) - 5738-32

    $108.73 $103.29

    Phosphate Standard, 0.5 ppm PO4 - R5826050-1A

    $286.83 $272.49

    ORP Standard, +400 mV vs. Ag/AgCl (4M KCl sat. with AgCl filling solution) - R5464540-500C

    $160.97 $152.92

    Phenol Stock Standard, 5.00 ± 0.05% (w/v) - 5738-32SC

    $251.79 $239.20

    ORP Standard, +600 mV vs. Ag/AgCl (4M KCl sat. with AgCl filling solution) - 5464.6-2.5

    $599.10 $569.15

    Potassium Bromate RV, EP Primary Standard - 5879.4-500

    $1,220.06 $1,159.06

    ORP Standard, +600 mV vs. Ag/AgCl (4M KCl sat. with AgCl filling solution) - 5464.6-4

    $40.01 $38.01

    Phosphate Standard, 1 ppm PO?³? - 5826.1-16

    $162.81 $154.67

    Phenol Standard, 1000 ppm C?H?OH (0.100% (w/w)) - 5740-16

    $88.44 $84.02

    Phosphate Standard, 0.5 ppm PO4 - R5826050-500A

    $162.81 $154.67

    Phosphate Standard, 6 ppm PO?³? - R5826600-500A

    $89.22 $84.76

    ORP Standard, +600 mV vs. Ag/AgCl (4M KCl sat. with AgCl filling solution) - 5464.6-32

    $69.36 $65.89

    Phosphate Phosphorus Standard, 50 ppm P (153 ppm PO?³?) - 5830-4

    $49.63 $47.15

    Phenol Standard, 1% (w/v) - R5737000-1C

    $213.50 $202.83

    Phenol Standard, 1000 ppm C?H?OH (0.100% (w/w)) - 5740-4

    $50.70 $48.17

    Phosphate Standard, 6 ppm PO?³? - R5826600-4A

    $265.08 $251.83

    Potassium Chloride Conductivity Standard, 20,000 µS/cm (20 mS/cm) at 25°C - 5888.20-2.5

    $210.62 $200.09

    Potassium Chloride Conductivity Standard, 1800 µS/cm at 25°C - 5888.180-32

    $59.52 $56.54

    Phosphate Standard, 8 ppm PO?³? - R5826800-500A

    $99.88 $94.89

    Phosphate Standard, 1.5 ppm PO4 - R5826105-1A

    $112.77 $107.13

    Potassium Chloride Conductivity Standard, 1500 µS/cm at 25°C - 5888.15-2.5

    $262.00 $248.90

    Orthophosphate Standard, 1000 ppm P - R5835000-120A

    $134.15 $127.44

    Potassium Chloride Conductivity Standard, 1500 µS/cm at 25°C - 5888.15-32

    $52.58 $49.95

    Phenol Standard, 1000 ppm C?H?OH (0.100% (w/w)) - 5740-32

    $116.24 $110.43

    Phosphate Standard, 500 ppm PO?³? (163 ppm P) - 5838-4

    $39.10 $37.15

    Potassium Chloride Conductivity Standard, 1413 µS/cm at 25°C - R5888141-4A

    $101.47 $96.40

    Phosphate Standard, 1 ppm PO?³? - 5826.1-32

    $416.70 $395.87

    Phosphate Standard, 500 ppm PO?³? (163 ppm P) - 5838-16

    $90.87 $86.33

    Potassium Chloride Conductivity Standard, 1500 µS/cm at 25°C - 5888.15-5

    $1,221.49 $1,160.42

    Potassium Chloride Conductivity Standard, 5 µS/cm at 25°C - 5885.05-2.5

    $258.32 $245.40

    Phosphate Phosphorus Standard, 50 ppm P (153 ppm PO?³?) - 5830-16

    $82.57 $78.44

    Orthophosphate Standard, 500 ppm P - R5835500-1A

    $278.80 $264.86

    Phosphate Standard, 10 ppm PO?³? - R5826110-500A

    $198.09 $188.19

    Phosphate Phosphorus Standard, 50 ppm P (153 ppm PO?³?) - 5830-32

    $83.68 $79.50

    Phosphate Standard, 100 ppm PO?³? (32.6 ppm P) - 5833-4

    $134.85 $128.11

    Phosphate Standard, 10,000 ppm PO?³? (3261 ppm P) - R5839500-100A

    $111.06 $105.51

    Phenol Stock Standard, 5.00 ± 0.05% (w/v) - 5738-16

    $65.97 $62.67

    Potassium Chloride Conductivity Standard, 2000 µS/cm at 25°C - R5888250-10F

    $221.61 $210.53

    Potassium Chloride Conductivity Standard, 20,000 µS/cm (20 mS/cm) at 25°C - 5888.20-1

    $112.17 $106.56

    Phosphate Standard, 1000 ppm PO?³? (326 ppm P) - 5839-4

    $36.25 $34.44

    Potassium Chloride Conductivity Standard, 2000 µS/cm at 25°C - 5888.25-32

    $85.36 $81.09

    Potassium Chloride Conductivity Standard, 45 µS/cm at 25°C - 5885-16

    $120.44 $114.42

    Potassium Chloride Conductivity Standard, 1413 µS/cm at 25°C - R5888141-500A

    $42.93 $40.78

    Potassium Chloride Conductivity Standard, 20 µS/cm at 25°C - 5885.02-32

    $150.36 $142.84

    Phosphate Standard, 6 ppm PO?³? - R5826400-500A

    $99.54 $94.56

    Potassium Chloride Conductivity Standard, 2000 µS/cm at 25°C - 5888.25-1

    $210.62 $200.09

    Phosphate Standard, 100 ppm PO?³? (32.6 ppm P) - 5833-16

    $231.20 $219.64

    Potassium Chloride Conductivity Standard, 10 µS/cm at 25°C - 5885.1-32

    $68.12 $64.71

    Potassium Chloride Conductivity Standard, 20,000 µS/cm (20 mS/cm) at 25°C - 5888.20-16

    $93.21 $88.55

    Phosphate Standard, 1000 ppm PO?³? (326 ppm P) - 5839-16

    $83.63 $79.45

    Potassium Chloride Conductivity Standard, 2000 µS/cm at 25°C - 5888.25-5

    $781.28 $742.22

    Phosphorus Standard, 1000 ppm P - 5839.1-16

    $120.51 $114.48

    Potassium Chloride Conductivity Standard, 2000 µS/cm at 25°C - 5888.25-16

    $52.26 $49.65

    Potassium Chloride Conductivity Standard, 5 µS/cm at 25°C - 5885.05-32

    $82.12 $78.01

    Potassium Chloride Conductivity Standard, 5 µS/cm at 25°C - 5885.05-1

    $137.44 $130.57

    Potassium Chloride Conductivity Standard, 20 µS/cm at 25°C - 5885.02-16

    $94.94 $90.19

    Potassium Chloride Conductivity Standard, 5000 µS/cm at 25°C - 5888.43-32

    $93.22 $88.56

    Potassium Chloride Conductivity Standard, 15,000 µS/cm (15 mS/cm) at 25°C - R5888530-500A

    $133.27 $126.61

    Orthophosphate Standard, 125 ppm P - R5835125-1A

    $365.62 $347.34

    Phosphorus Standard, 1000 ppm P - 5839.1-4

    $31.13 $29.57

    Potassium Chloride Conductivity Standard, 10 µS/cm at 25°C - 5885.1-1

    $299.93 $284.93

    Potassium Chloride Conductivity Standard, 25 µS/cm at 25°C - R5885250-4A

    $123.88 $117.69

    Potassium Chloride Conductivity Standard, 4000 µS/cm at 25°C - R5888400-1A

    $52.58 $49.95

    Potassium Chloride Conductivity Standard, 15 µS/cm at 25°C - R5885150-500A

    $110.61 $105.08

    Potassium Chloride Conductivity Standard, 5 µS/cm at 25°C - 5885.05-5

    $397.42 $377.55

    Potassium Chloride Conductivity Standard, 10 µS/cm at 25°C - 5885.1-5

    $719.74 $683.75

    Potassium Chloride Conductivity Standard, 5000 µS/cm at 25°C - 5888.43-2.5

    $207.67 $197.29

    #title#

    #price#
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