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
2556900: Free Chlorine Reagent Set for chlorine analyser CL17/CL17sc Solution 0.02 - 2.00 mg/L Cl₂ 10059 DPD Rapid Liquid Method, Pour-Thru Cell™ DPD Rapid Liquid Method for Free Chlorine     Contact Hach
27256: Water, deionised and demineralised, 4L Solution 0.0 - 10.0 mg/L Cl2 10069 DR900 UHR   View Contact Hach
Solution 0.1 - 5 mg/L Cl₂ AT1000 Amperometric Titration Automatic Titrator Method    
Solution 0.04 - 4.00 mg/L Cl2 Chemkeys for PPA - Free Chlorine ChemKeys for PPA - Free Chlorine Y  
Solution 0.02 - 2.00 mg/L Cl₂ 10059 DPD Rapid Liquid Method, Pour-Thru Cell™ DPD Rapid Liquid Method for Free Chlorine    
Solution 0 - 1,000 µg/L Cl₂ 10024 Y View
Solution 0 - 4.00 mg/L 10245 DR800 DPD Powder Pillows DPD Method Powder Pillows Y  
Solution 0.05 - 2.00 mg/L Cl2 10231 Spectrophotometer,TNTplus DPD Y  
2314011: Free chlorine indicator solution for chlorine analyser CL17/CL17sc (473 mL) Solution 0.02 - 2.00 mg/L Cl₂ 10059 DPD Rapid Liquid Method, Pour-Thru Cell™ DPD Rapid Liquid Method for Free Chlorine     Contact Hach
2314111: Free chlorine buffer solution for chlorine analyser CL17/CL17sc (473 mL) Solution 0.02 - 2.00 mg/L Cl₂ 10059 DPD Rapid Liquid Method, Pour-Thru Cell™ DPD Rapid Liquid Method for Free Chlorine     Contact Hach
199953: Phenylarsine Oxide (PAO) Standard Solution, 0.00564 N, 1 L Solution 0 - 10 mg/L Cl₂ 8335 Amperometric Titration     Contact Hach
Solution 0.5 mg/L and above Cl₂ 8334 Amperometric Buret Titration Method Y  
Solution 0.1 - 5 mg/L Cl₂ AT1000 Amperometric Titration Automatic Titrator Method    
2641549: Dilution Water, Organic Free, 500 mL Solution 0.02 - 2.00 mg/L Cl2 8021 DPD Powder Pillows or AccuVac® Y View Contact Hach
Solution 0.05 - 4.00 mg/L Cl2 10245 DPD, MR Powder Pillows    
1426810: Chlorine standard solution, 50-75 mg/L Cl₂ Solution 0.05 - 2.00 mg/L Cl2 10231 Spectrophotometer,TNTplus DPD Y   Contact Hach
Solution 0.1 - 10.0 mg/L Cl2 10069 DPD, HR Powder Pillows    
Solution 0.05 - 4.00 mg/L Cl2 10245 DPD, MR Powder Pillows    
Solution 0.5 mg/L and above Cl₂ 8334 Amperometric Buret Titration Method Y  
Solution 0.02 - 2.00 mg/L Cl2 8021 DPD Powder Pillows or AccuVac® Y View
Solution 0.04 - 4.50 mg/L Cl₂ 10241 Powder Pillows Indophenol    
Solution 0.04 - 4.00 mg/L Cl2 Chemkeys for PPA - Free Chlorine ChemKeys for PPA - Free Chlorine Y  
Solution 0.09 - 5.00 mg/L Cl2 10102 DPD Test 'N Tube    
Solution 0.1 - 5 mg/L Cl₂ AT1000 Amperometric Titration Automatic Titrator Method    
Solution 0.02 - 2.00 mg/L Cl₂ 10059 DPD Rapid Liquid Method, Pour-Thru Cell™ DPD Rapid Liquid Method for Free Chlorine    
Solution 0.1 - 8.0 mg/L Cl2 DPD PCII DR300 SwifTest Dispenser    
1490932: Acetate Buffer Solution, pH 4.0, 100 mL Solution 0.1 - 5 mg/L Cl₂ AT1000 Amperometric Titration Automatic Titrator Method     Contact Hach
2700349: Phenylarsine Oxide (PAO) Titrant, 0.00564N, 500 mL Solution 0.5 mg/L and above Cl₂ 8334 Amperometric Buret Titration Method Y   Contact Hach
Solution 0 - 1,000 µg/L Cl₂ 10024 Y View
27249: Water, Deionized, 500 mL Solution 0.5 mg/L and above Cl₂ 8334 Amperometric Buret Titration Method Y   Contact Hach
1426820: Chlorine Standard Solution, 50-75 mg/L as Cl2, pk/20 - 2 mL PourRite« Ampules Solution 0.1 - 8.0 mg/L Cl2 DPD PCII DR300 SwifTest Dispenser     Contact Hach
Solution 0.09 - 5.00 mg/L Cl2 10102 DPD Test 'N Tube    
Solution 0.05 - 2.00 mg/L Cl2 10231 Spectrophotometer,TNTplus DPD Y  
Solution 0.04 - 4.50 mg/L Cl₂ 10241 Powder Pillows Indophenol    
Solution 0.05 - 4.00 mg/L Cl2 10245 DPD, MR Powder Pillows    
Solution 0.0 - 10.0 mg/L Cl2 10069 DR900 UHR   View
Solution 0.02 - 2.00 mg/L Cl₂ 10059 DPD Rapid Liquid Method, Pour-Thru Cell™ DPD Rapid Liquid Method for Free Chlorine    
Solution 0.5 mg/L and above Cl₂ 8334 Amperometric Buret Titration Method Y  
Solution 0.02 - 2.00 mg/L Cl2 8021 DPD Powder Pillows or AccuVac® Y View
Solution 0.1 - 10.0 mg/L Cl2 10069 DPD, HR Powder Pillows    
Solution 0 - 1,000 µg/L Cl₂ 10024 Y View
2630020-CA: Chlorine Standard Solution, 25-30 mg/L as Cl₂, pk/20 - 2 mL PourRite Ampules Solution 0.09 - 5.00 mg/L Cl2 10102 DPD Test 'N Tube     Contact Hach
Solution 0.1 - 5 mg/L Cl₂ AT1000 Amperometric Titration Automatic Titrator Method    
Solution 0.02 - 2.00 mg/L Cl2 8021 DPD PCII DR300 SwifTest Dispenser    
Solution 0.05 - 2.00 mg/L Cl2 10231 Spectrophotometer,TNTplus DPD Y  
Solution 0.04 - 4.50 mg/L Cl₂ 10241 Powder Pillows Indophenol    
Solution 0 - 4.00 mg/L 10245 DR800 DPD Powder Pillows DPD Method Powder Pillows Y  
Solution 0.1 - 10.0 mg/L Cl2 10069 DPD, HR Powder Pillows    
Solution 0.5 mg/L and above Cl₂ 8334 Amperometric Buret Titration Method Y  
Solution 0.02 - 2.00 mg/L Cl2 8021 DPD Powder Pillows or AccuVac® Y View
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