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12 Products

Chlorine Standards


Certified reference materials for chlorine testing.


Calibrate instruments with trusted chlorine standards. These solutions help laboratories, water treatment plants, and industrial facilities verify test accuracy.

12 Products

Core & Main Chlorine Standard, 1000ppm as Cl₂, 1 L
$45.85

Mfr. Part # CH9210-Q

Product # 706973

Core & Main Chlorine Standard, 1000ppm as Cl₂, 500 mL
$36.10

Mfr. Part # CH9210-P

Product # 706972

Core & Main Chlorine Standard, 100ppm as Cl₂, 1 L
$37.65

Mfr. Part # CH9200-Q

Product # 706971

Core & Main Chlorine Standard, 100ppm as Cl₂, 500 mL
$25.10

Mfr. Part # CH9200-P

Product # 706970

Hach Blanking Reagent for ULR Chlorine, 29 mL, 2493023
$20.55

Mfr. Part # 2493023

Product # 701636

Hach Chlorine Dosing Solution Ampules, 1000 - 1500 mg/L as Cl2, 16/pk, 2504810
$84.99

Mfr. Part # 2504810

Product # 701652

Hach Chlorine Standard Solution, 50-75 mg/L as Cl₂, 1426810
$88.85

Mfr. Part # 1426810

Product # 700988

Hach Chlorine Standard Solution, 50-75 mg/L as Cl2, 2 mL PourRite, Pack of 20, 1426820
$80.79

Mfr. Part # 1426820

Product # 700989

Hach Chlorine Standard Solution, 25-30 mg/L as Cl₂, 2 mL PourRite, Pack of 20, 2630020
$77.89

Mfr. Part # 2630020

Product # 701772

Hach SpecCheck Secondary Gel Standards Set, DPD Chlorine, MR, 2980500
$308.00

Mfr. Part # 2980500

Product # 700025

Hach SpecCheck Secondary Gel Standards Set, DPD Chlorine, LR, 2635300
$282.00

Mfr. Part # 2635300

Product # 700020

Hach SpecCheck Secondary Gel Standards Set, DPD Chlorine, HR, 2893300
$284.00

Mfr. Part # 2893300

Product # 700021