Chemistries, Reagents and Standards

Chemistries, Reagents and Standards
Hach® has more than 60 years of history dedicated to formulating and packaging high-quality reagents for water analysis. We understand your applications and formulate our reagents to ensure exceptional performance and deliver results you can trust, time after time. Our expertise extends beyond chemistry formulation to the complete reagent system. Hach chemistries are rigorously tested in combination with our packaging and instruments to ensure the highest possible system performance. No other company can offer these advantages.
 
Browse Products by Parameter

Products: Chlorine, Free

PN / Name
Platform
Range
Method
EPA Compliant
Instrument, Test Kit, etc
CAD Price
2105528-CA: DPD Free Chlorine Reagent Powder Pillows, 10 mL, pk/1000 Powder Pillows 0.1 - 10.0 mg/L Cl2 10069 DPD, HR Powder Pillows     Contact Hach
1407099-CA: DPD Free Chlorine Reagent Powder Pillows, 25 mL, pk/100 Powder Pillows 0.1 - 10.0 mg/L Cl2 10069 DPD, HR Powder Pillows     Contact Hach
1407028-CA: DPD Free Chlorine Reagent Powder Pillows, 25 mL pk/1000 Powder Pillows 0.1 - 10.0 mg/L Cl2 10069 DPD, HR Powder Pillows     Contact Hach
1426810: Chlorine standard solution, 50-75 mg/L Cl₂ Solution 0.1 - 10.0 mg/L Cl2 10069 DPD, HR Powder Pillows     Contact Hach
2893300: SpecCheck Secondary Gel Standards Set, DPD Chlorine - HR 0.1 - 10.0 mg/L Cl2 10069 DPD, HR Powder Pillows     Contact Hach
2105503-CA: DPD Free Chlorine Reagent Powder Pillows, 10 mL, pk/300 Powder Pillows 0.1 - 10.0 mg/L Cl2 10069 DPD, HR Powder Pillows    
OBSOLETE
1426820: Chlorine Standard Solution, 50-75 mg/L as Cl2, pk/20 - 2 mL PourRite« Ampules Solution 0.1 - 10.0 mg/L Cl2 10069 DPD, HR Powder Pillows     Contact Hach
2630020-CA: Chlorine Standard Solution, 25-30 mg/L as Cl₂, pk/20 - 2 mL PourRite Ampules Solution 0.1 - 10.0 mg/L Cl2 10069 DPD, HR Powder Pillows     Contact Hach
104732: Sodium Arsenite Solution, 5.0 g/L, 100 mL Solution 0.1 - 10.0 mg/L Cl2 10069 DPD, HR Powder Pillows     Contact Hach
104532: Sodium Hydroxide Standard Solution, 1.000 N, 100 mL MDB Solution 0.1 - 10.0 mg/L Cl2 10069 DPD, HR Powder Pillows     Contact Hach
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