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 Dioxide

PN / Name
Platform
Range
Method
EPA Compliant
Instrument, Test Kit, etc
CAD Price
2105569-CA: DPD Free Chlorine Reagent Powder Pillows, 10 mL, pk/100 Powder Pillows 0.05 - 5.00 mg/L ClO₂ 10126 DR300 PCII DPD Powder Pillows   View Contact Hach
27256: Water, deionised and demineralised, 4L Solution 5 - 1000 mg/L 8138 Spectrophotometer HR Direct Reading     Contact Hach
Solution 0 - 50.0 mg/L 8345 DR800 Direct Reading Method   View
Solution 0.1 - 5 mg/L ClO₂ AT1000 Amperometric Titration ClO₂ Automatic Titrator Method    
Solution 1 - 50.0 mg/L ClO₂ 8345 MR Direct Reading Method Direct Reading    
2502025: Free Chlorine Reagent, Accuvac Ampules, DPD, pk/25 Accuvac 0.05 - 5.00 mg/L ClO₂ 10126 DR300 PCII DPD Powder Pillows   View Contact Hach
199953: Phenylarsine Oxide (PAO) Standard Solution, 0.00564 N, 1 L Solution 0.1 - 5 mg/L ClO₂ AT1000 Amperometric Titration ClO₂ Automatic Titrator Method     Contact Hach
1426810: Chlorine standard solution, 50-75 mg/L Cl₂ Solution 0.1 - 5 mg/L ClO₂ AT1000 Amperometric Titration ClO₂ Automatic Titrator Method     Contact Hach
1490932: Acetate Buffer Solution, pH 4.0, 100 mL Solution 0.1 - 5 mg/L ClO₂ AT1000 Amperometric Titration ClO₂ Automatic Titrator Method     Contact Hach
2070242: Chlorine Dioxide Reagent 3, 100 mL Solution 0.01 - 1.00 mg/L ClO2 8065 LR Chlorophenol Red     Contact Hach
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