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1283 Products

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.

1283 Products

Hach® Magnesium Standard Solution, 1000 mg/L as Mg (NIST), 100 mL, 1479442
$47.99

Mfr. Part # 1479442

Product # 707821

Hardy Diagnostics Sterile Phosphate Buffer Vials with MgCl2, 99 mL, 50/case, D699
$109.95

Mfr. Part # D699

Product # 707817

Thermo Scientific™ Dionex CS12A Eluent Concentrate 0.4M, 100 mL, 057562
$66.95

Mfr. Part # 057562

Product # 707819

Thermo Scientific™ Dionex™ 0.5M Sodium Carbonate Anion Eluent Concentrate, 500 mL, 037162
$206.60

Mfr. Part # 037162

Product # 707818

Lab Chem Chloride Standard 1000 mg/L, 125 mL
$24.50

Mfr. Part # LC 130007

Product # 707816

Ricca TSS Standard, 100 ppm, 500 mL, 8672-16
$99.95

Mfr. Part # 8672-16

Product # 707815

Sigma Sodium Chloride, ACS reagent, ≥99.0%, 500g
$43.40

Mfr. Part # SIGMA S9888-500G

Product # 707812

Ricca Bromocresol Purple Indicator, 0.04% W/V, 120 mL
$26.45

Mfr. Part # R1300000-120A

Product # 707811

RESTEK 1mL VOA Mix 501 Trihalomethane, 500 series method, CRM, 200 µg/mL each in P&T methanol
$49.90

Mfr. Part # RESTEK 30036

Product # 707810

Lab Chem Sodium AA Standard, 1000 ppm (1mL = 1mg Na), 125 mL
$47.95

Mfr. Part # LC 228107

Product # 707809

Lab Chem Potassium AA Standard, 1000 ppm (1mL = 1mg K), 125 mL
$30.95

Mfr. Part # LC 201007

Product # 707808

Lab Chem Magnesium AA Standard, 1000 ppm (1mL = 1mg Mg), 125 mL
$31.50

Mfr. Part # LC 164807

Product # 707807

Lab Chem Calcium AA Standard, 1000 ppm (1mL = 1mg Ca), 125 mL
$27.75

Mfr. Part # LC 126507

Product # 707806

Inorganic Ventures 1000 μg/mL Sulfate IC Standard in Water, 125 mL
$62.95

Mfr. Part # INV ICSO41-125ML

Product # 707805

Inorganic Ventures 1,000 µg/mL TOC/KHP Standard in Water, 125 mL
$79.95

Mfr. Part # INV TOCKHP1-125ML

Product # 707804

Hach Potassium Iodide Swiftest™ Bulk Dispenser, w/ Potassium Iodide Refill Vial, 2834100
$144.00

Mfr. Part # 2834100

Product # 701961

Hach Calcium/Magnesium Indicator Solution, 500 mL, 2241849
$88.75

Mfr. Part # 2241849

Product # 701319

Hach Calcium/Magnesium Indicator Solution, 100 mL MDB, 2241832
$37.09

Mfr. Part # 2241832

Product # 701318

Hach Rochelle Salt Solution, 500 mL, 172549
$112.00

Mfr. Part # 172549

Product # 700772

Hach Rochelle Salt Solution, 29 mL DB, 172533
$21.29

Mfr. Part # 172533

Product # 700771

Hach Boron TNTplus Vial Test, 0.05-2.50 mg/L B, 25 Tests, TNT877
$119.00

Mfr. Part # TNT877

Product # 700189

Hach DPD Total Chlorine Swiftest™ Dispenser Refill Vial, Approximately 250 Tests, 2105660
$71.39

Mfr. Part # 2105660

Product # 700027

Hach DPD Free Chlorine Reagent, Swiftest™ Dispenser Refill Vial, Approximately 250 Tests, 2105560
$65.69

Mfr. Part # 2105560

Product # 700026

Hach DPD Total Chlorine Reagent, Swiftest™ Dispenser, 2802400
$93.95

Mfr. Part # 2802400

Product # 700019

Hach DPD Free Chlorine Reagent, Swiftest™ Dispenser, 2802300
$86.45

Mfr. Part # 2802300

Product # 700018

Hach Zinc Chemkey® Reagents, 0.10 -6.00 mg/L as Zn, Box of 25, 9879000
$32.39

Mfr. Part # 9879000

Product # 707801

Hach UniVer® 3 Hardness Reagent, 28 g, 21320H
$20.99

Mfr. Part # 21320H

Product # 702691

Hach UniVer® 3 Hardness Reagent, 454 g, 21301H
$84.65

Mfr. Part # 21301H

Product # 702690

Hach Natural Water Standard Solution, 3000 ppm Total Dissolved Solids (TDS), 500 mL, 2974849
$68.45

Mfr. Part # 2974849

Product # 702038

Hach Natural Water Standard Solution, 3000 ppm Total Dissolved Solids (TDS), 50 mL, 2974826
$16.59

Mfr. Part # 2974826

Product # 702037

Hach Natural Water Standard Solution, 1000 ppm Total Dissolved Solids (TDS), 500 mL, 2974749
$68.45

Mfr. Part # 2974749

Product # 702036

Hach Natural Water Standard Solution, 300 ppm Total Dissolved Solids (TDS), 500 mL, 2974649
$68.45

Mfr. Part # 2974649

Product # 702034

Hach Natural Water Standard Solution, 30 ppm Total Dissolved Solids (TDS), 500 mL, 2974549
$68.45

Mfr. Part # 2974549

Product # 702032

Hach UniVer3 Hardness Reagent, 454 g w/ Scoop, 2883702
$90.55

Mfr. Part # 2883702

Product # 701977

Hach Total Organic Carbon (TOC) Standard Solution, 1000 mg/L C, 20 mL, Pack of 5, 2791505
$75.75

Mfr. Part # 2791505

Product # 701918

Hach THM Standard, 10 ppm as Chloroform, 2 mL, Pack of 7, 2756707
$164.00

Mfr. Part # 2756707

Product # 701894

Hach THM Reagent 4 Powder Pillows, pk/100, 2756699
$432.00

Mfr. Part # 2756699

Product # 701893

Hach THM Reagent 3 Solution, 100 mL, 2754142
$242.00

Mfr. Part # 2754142

Product # 701887

Hach THM Reagent 2 Solution, 330 mL, 2754048
$242.00

Mfr. Part # 2754048

Product # 701886

Hach THM Reagent 1 Solution, SCDB, 2753929
$220.00

Mfr. Part # 2753929

Product # 701885

Hach TPTZ Iron Reagent Powder Pillows, 10 mL, pk/100, 2608799
$55.15

Mfr. Part # 2608799

Product # 701750

Hach ZoBell's ORP/Redox Standard Solution, 500 mL, 2316949
$86.29

Mfr. Part # 2316949

Product # 701422

Hach TPTZ Iron Reagent Powder Pillows, 25mL, pk/100, 2275699
$54.25

Mfr. Part # 2275699

Product # 701380

Hach Triazole Reagent Powder Pillows, Pack of 100, 2141299
$87.70

Mfr. Part # 2141299

Product # 701252

Hach ZincoVer® 5 Zinc Reagent Powder Pillows, 20 mL, pk/100, 2106669
$82.25

Mfr. Part # 2106669

Product # 701214

Hach Volatile Acid Standard Solution, 62,500 mg/L as Acetic Acid, 10 mL, Pack of 16, 1427010
$198.00

Mfr. Part # 1427010

Product # 700990

Hach Zinc Standard Solution, 25 mg/L as Zn (NIST), 10 mL Voluette®, Pack of 16, 1424610
$107.00

Mfr. Part # 1424610

Product # 700982

Hach Volatile Acids Standard Solution, 1000 mg/L as Acetic Acid, 100 mL, 1420542
$63.59

Mfr. Part # 1420542

Product # 700976