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Lab Chemicals & Reagents


Water quality chemicals, reagents, and standards designed for repeatable & accurate measurements


Explore a range of reagents, chemicals, and standards that ensure quality compliance and repeatable tests in your water testing laboratory. These ensure repeatable, reliable analysis for municipal regulatory requirements.

Hach Rochelle Salt-PVA Reagent, 100 mL MDB, 2199432
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Hach Rochelle Salt-PVA Reagent, 100 mL MDB, 2199432
$21.75

Mfr. Part # 2199432

Product # 701296

Hach Potassium Dichromate Standard Solution, 1.000 N, 1 L, 2197153
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Hach Potassium Dichromate Standard Solution, 1.000 N, 1 L, 2197153
$66.95

Mfr. Part # 2197153

Product # 701292

Hach Porphyrin 2 Reagent Powder Pillows, 25-mL, pk100, 2187569
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Hach Porphyrin 2 Reagent Powder Pillows, 25 mL, Pack of 100, 2187569
$38.79

Mfr. Part # 2187569

Product # 701286

Hach Porphyrin 1 Reagent Powder Pillows, 25-mL, pk100, 2187469
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Hach Porphyrin 1 Reagent Powder Pillows, 25 mL, Pack of 100, 2187469
$61.65

Mfr. Part # 2187469

Product # 701285

Hach Buffer, Phosphate Type, pH 7.0, 1 L, 2155353
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Hach Buffer, Phosphate Type, pH 7.0, 1 L, 2155353
$69.55

Mfr. Part # 2155353

Product # 701260

Hach Buffer, Phosphate Type, pH 7, for Amperometric Chlorine, 100 mL MDB, 2155332
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Hach Buffer, Phosphate Type, pH 7, for Amperometric Chlorine, 100 mL MDB, 2155332
$30.25

Mfr. Part # 2155332

Product # 701259

Hach PAN Indicator Solution, 0.3%, 100 mL, 2150232
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Hach PAN Indicator Solution, 0.3%, 100 mL, 2150232
$64.79

Mfr. Part # 2150232

Product # 701257

Hach Phthalate-Phosphate Reagent Powder Pillows, 25 mL, pk/50, 2150166
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Hach Phthalate-Phosphate Reagent Powder Pillows, 25 mL, pk/50, 2150166
$49.55

Mfr. Part # 2150166

Product # 701256

Hach Phenylarsine Oxide (PAO) Digital Titrator Cartridge, 0.0451 N, 2142001
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Hach Phenylarsine Oxide (PAO) Digital Titrator Cartridge, 0.0451 N, 2142001
$27.50

Mfr. Part # 2142001

Product # 701254

Hach PAN Indicator Solution, 0.1%, 500 mL, 2122449
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Hach PAN Indicator Solution, 0.1%, 500 mL, 2122449
$118.00

Mfr. Part # 2122449

Product # 701243

Hach PAN Indicator Solution, 0.1%, 100 mL, 2122432
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Hach PAN Indicator Solution, 0.1%, 100 mL, 2122432
$45.19

Mfr. Part # 2122432

Product # 701242

Hach PAN Indicator Solution, 0.1%, 50 mL SCDB, 2122426
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Hach PAN Indicator Solution, 0.1%, 50 mL SCDB, 2122426
$30.49

Mfr. Part # 2122426

Product # 701241

Hach Phosphorus Standard Solution, 25 mg/L as P (NIST), 10 mL Voluette®, Pack of 16, 2109210
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Hach Phosphorus Standard Solution 25 mg/L as P (NIST) 10 mL Voluette Pack of 16 2109210
$102.00

Mfr. Part # 2109210

Product # 701228

Hach PhosVer® 3 Phosphate Reagent Powder Pillows, 10 mL, pk/100, 2106069
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Hach PhosVer 3 Phosphate Reagent Powder Pillows 10mL pk/100 2106069
$57.55

Mfr. Part # 2106069

Product # 701207

Hach PhosVer® 3 Phosphate Reagent Powder Pillows, 10 mL, pk/1000, 2106028
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Hach PhosVer 3 Phosphate Reagent Powder Pillows 10mL pk/1000 2106028
$576.00

Mfr. Part # 2106028

Product # 701206

Hach Potassium Iodide Powder Pillows, pk/50, 2059996
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Hach Potassium Iodide Powder Pillows, pk/50, 2059996
$34.55

Mfr. Part # 2059996

Product # 701108

Hach Phosphate Standard Solution, 100 mg/L as PO4 (NIST), 100 mL MDB, 1436832
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Hach Phosphate Standard Solution, 100 mg/L as PO4 (NIST), 100 mL MDB, 1436832
$30.25

Mfr. Part # 1436832

Product # 701004

Hach Phosphate Standard Solution, 30 mg/L as PO4 (NIST), 946 mL, 1436716
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Hach Phosphate Standard Solution, 30 mg/L as PO4 (NIST), 946 mL, 1436716
$67.79

Mfr. Part # 1436716

Product # 701003

Hach Potassium 3 Reagent Powder Pillows, pk/100, 1432399
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Hach Potassium 3 Reagent Powder Pillows, pk/100, 1432399
$129.00

Mfr. Part # 1432399

Product # 700999

Hach Potassium 2 Reagent Solution Pillows, pk/25, 1432298
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Hach Potassium 2 Reagent Solution Pillows, pk/25, 1432298
$24.19

Mfr. Part # 1432298

Product # 700998

Hach Potassium 1 Reagent Powder Pillows, pk/25, 1432198
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Hach Potassium 1 Reagent Powder Pillows, pk/25, 1432198
$26.39

Mfr. Part # 1432198

Product # 700997

Hach Phosphate Standard Solution, 15 mgL as PO₄ (NIST), 100 mL, 1424342
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Hach Phosphate Standard Solution, 15 mgL as PO₄ (NIST), 100 mL, 1424342
$55.69

Mfr. Part # 1424342

Product # 700981

Hach Phosphate Standard Solution, 500 mg/L as PO4 (NIST), 10 mL Voluette®, Pack of 16, 1424210
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Hach Phosphate Standard Solution 500 mg/L as PO4 (NIST) 10 mL Voluette Pack of 16 1424210
$101.00

Mfr. Part # 1424210

Product # 700980

Hach Potassium Permanganate Solution, 1g/L, 100 mL, 1416442
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Hach Potassium Permanganate Solution, 1 g/L, 100 mL, 1416442
$81.19

Mfr. Part # 1416442

Product # 700962

Hach Potassium Iodide Solution, 10%, 100 g/L, 500 mL, 1228949
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Hach Potassium Iodide Solution, 10%, 100 g/L, 500 mL, 1228949
$59.09

Mfr. Part # 1228949

Product # 700923

Hach Phosphate Standard Solution, 1 mg/L as PO4 (NIST), 500 mL, 256949
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Hach Phosphate Standard Solution, 1 mg/L as PO4 (NIST), 500 mL, 256949
$42.25

Mfr. Part # 256949

Product # 700900

Hach PhosVer® 3 Phosphate Reagent Powder Pillows, 5 mL, pk/100, 220999
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Hach PhosVer 3 Phosphate Reagent Powder Pillows 5mL pk/100 220999
$47.79

Mfr. Part # 220999

Product # 700844

Hach PhosVer® 3 Phosphate Reagent Powder Pillows, 25 mL, pk/100, 212599
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Hach PhosVer 3 Phosphate Reagent Powder Pillows 25mL pk/100 212599
$67.89

Mfr. Part # 212599

Product # 700834

Hach PhosVer® 3 Phosphate Reagent Powder Pillows, 25 mL sample, pk/1000, 212528
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Hach PhosVer 3 Phosphate Reagent Powder Pillows 25mL Sample Pack of 1000 212528
$612.00

Mfr. Part # 212528

Product # 700833

Hach Phenylarsine Oxide (PAO) Standard Solution, 0.00564 N, 1 L, 199953
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Hach Phenylarsine Oxide (PAO) Standard Solution, 0.00564 N, 1 L, 199953
$76.79

Mfr. Part # 199953

Product # 700815

Hach Phenylarsine Oxide (PAO) Standard Solution, 0.00564 N, 100 mL, 199942
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Hach Phenylarsine Oxide (PAO) Standard Solution, 0.00564 N, 100 mL, 199942
$24.39

Mfr. Part # 199942

Product # 700814

Hach Phenylarsine Oxide (PAO) Standard Solution, 0.00564 N, 3.78 L, 199917
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Hach Phenylarsine Oxide (PAO) Standard Solution, 0.00564 N, 3.78 L, 199917
$146.00

Mfr. Part # 199917

Product # 700813

Hach Phenylarsine Oxide (PAO) Digital Titrator Cartridge, 0.00564 N, 199901
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Hach Phenylarsine Oxide (PAO) Digital Titrator Cartridge, 0.00564 N, 199901
$33.69

Mfr. Part # 199901

Product # 700812

Hach Phenol 2 Reagent Powder Pillows, pk/100, 183699
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Hach Phenol 2 Reagent Powder Pillows, pk/100, 183699
$66.45

Mfr. Part # 183699

Product # 700787

Hach Potassium Iodide Powder Pillows, PK/100, 107799
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Hach Potassium Iodide Powder Pillows, Pack of 100, 107799
$35.65

Mfr. Part # 107799

Product # 700735

Hach Potassium Iodide SwifTest™ Dispenser Refill, 107760
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Hach Potassium Iodide SwifTest Dispenser Refill 107760
$87.05

Mfr. Part # 107760

Product # 700734

Hach Phosphate 2 Reagent Powder Pillows, pk/100, 106199
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Hach Phosphate 2 Reagent Powder Pillows, pk/100, 106199
$42.65

Mfr. Part # 106199

Product # 700729

Hach Phenol Reagent Powder Pillows, pk/100, 87299
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Hach Phenol Reagent Powder Pillows, pk/100, 87299
$121.00

Mfr. Part # 87299

Product # 700687

Hach Phosphate Buffer pH 7.2 Solution for BOD, 500 mL, 43149
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Hach Phosphate Buffer pH 7.2 Solution for BOD, 500 mL, 43149
$31.75

Mfr. Part # 43149

Product # 700650

Hach Potassium Iodide-Iodate Standard Solution 0.00125 N, 500 mL, 40149
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Hach Potassium Iodide-Iodate Standard Solution, 0.00125 N, 500 mL, 40149
$45.75

Mfr. Part # 40149

Product # 700631

Hach Potassium Iodide Solution, 30 g/L, 100 mL MDB, 34332
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Hach Potassium Iodide Solution, 30 g/L, 100 mL MDB, 34332
$26.25

Mfr. Part # 34332

Product # 700624

Hach Potassium Hydroxide Pellets, 25 g, 31425
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Hach Potassium Hydroxide Pellets, 25 g, 31425
$25.35

Mfr. Part # 31425

Product # 700619

Hach Phosphate Standard Solution, 50 mg/L as PO4 (NIST), 500 mL, 17149
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Hach Phosphate Standard Solution, 50 mg/L as PO4 (NIST), 500 mL, 17149
$48.99

Mfr. Part # 17149

Product # 700574

Hach Phosphate Standard Solution, 50 mg/L as PO₄ (NIST), 10 mL, Pack of 16, 17110
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Hach Phosphate Standard Solution, 50 mg/L as PO₄ (NIST), 10 mL, Pack of 16, 17110
$88.09

Mfr. Part # 17110

Product # 700573

Hach Phenols TNTplus Vial Test, 5-150 mg/L , 24 Tests, TNT868
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Hach Phenols TNTplus Vial Test, 5-150 mg/L, 24 Tests, TNT868
$122.00

Mfr. Part # TNT868

Product # 700181

Hach Phosphorus (Reactive) TNTplus Vial Test, 5-90 mg/L PO₄ , 25 Tests, TNT846
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Hach Phosphorus (Reactive) TNTplus Vial Test, 5-90 mg/L PO₄ , 25 Tests, TNT846
$64.69

Mfr. Part # TNT846

Product # 700166

Hach Phosphorus (Reactive and Total) TNTplus Vial Test, UHR, 6-60 mg/L PO₄, 25 Tests, TNT845
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Hach Phosphorus (Reactive & Total) TNTplus Vial Test UHR 6-60 mg/L PO 25 Tests TNT845
$95.29

Mfr. Part # TNT845

Product # 700165

Hach Phosphorus (Reactive and Total) TNTplus Vial Test, HR, 1.5-15.0 mg/L PO₄, 25 Tests, TNT844
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Hach Phosphorus (Reactive & Total) TNTplus Vial Test HR 1.5-15.0 mg/L PO 25 Tests TNT844
$95.29

Mfr. Part # TNT844

Product # 700164