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
ZAR Price
2105569: Free Chlorine DPD Reagent Powder Pillows, 10 mL, pk/100 Powder Pillows 0 2.00 mg/L 8021 DR800, Powder Pillows or AccuVac® Y View Contact Hach
Powder Pillows 0.02 - 2.00 mg/L Cl2 8021 DPD Powder Pillows or AccuVac® Y View
2105560: DPD Free chlorine, Swiftest dispenser reagent (refill) Swiftest 0.02 - 2.00 mg/L Cl2 8021 DPD Powder Pillows or AccuVac® Y View Contact Hach
2105528: Free Chlorine DPD Reagent Powder Pillows, 10 mL, pk/1000 Powder Pillows 0.1 - 10.0 mg/L Cl2 10069 DPD, HR Powder Pillows     Contact Hach
Powder Pillows 0.02 - 2.00 mg/L Cl2 8021 DPD Powder Pillows or AccuVac® Y View
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
2105503: DPD Free Chlorine Reagent Powder Pillows, 10 mL, pk/300 Powder Pillows 0.02 - 2.00 mg/L Cl2 8021 DPD Powder Pillows or AccuVac® Y View Contact Hach
Powder Pillows 0.1 - 10.0 mg/L Cl2 10069 DPD, HR Powder Pillows    
TNT866: Free Chlorine TNTplus Vial Test (0.05-2.00 mg/L Cl₂), 24 Tests TNTplus 0.05 2.00 mg/L 10231 Spectrophotometer,TNTplus DPD Y   Contact Hach
2802300: Swiftest DPD Free chlorine reagent dispenser and reagent vial Swiftest 0.02 - 2.00 mg/L Cl2 8021 DPD PCII DR300 SwifTest Dispenser     Contact Hach
Swiftest 0.1 - 8.0 mg/L Cl2 DPD PCII DR300 SwifTest Dispenser    
Swiftest 0.02 - 2.00 mg/L Cl2 8021 DPD Powder Pillows or AccuVac® Y View
1407099: Free Chlorine Reagent Powder Pillows, DPD (pk/100) Powder Pillows 0.1 - 10.0 mg/L Cl2 10069 DPD, HR Powder Pillows     Contact Hach
Powder Pillows 0 4.00 mg/L 10245 DR800 DPD Powder Pillows Y  
Powder Pillows 0.02 - 2.00 mg/L Cl2 8021 DPD Powder Pillows or AccuVac® Y View
Powder Pillows 0.0 10.0 mg/L Cl2 10069 DR900 UHR    
Powder Pillows 0.05 4.00 mg/L Cl2 10245 DPD, MR Powder Pillows    
TNT867: Free and Total Chlorine TNTplus Vial Test (0.05-2.00 mg/L Cl₂), 24 Tests TNTplus 0.05 2.00 mg/L 10231 Spectrophotometer,TNTplus DPD Y   Contact Hach
2635300: SpecCheck Gel secondary standard Kit, LR chlorine, DPD, 0-2.0 mg/L Cl₂ 0.02 - 2.00 mg/L Cl2 8021 DPD Powder Pillows or AccuVac® Y View Contact Hach
2297255: DPD Indicator Powder, free + total, 24g Jar 0.02 - 2.00 mg/L Cl₂ 10059 DPD Rapid Liquid Method, Pour-Thru Cell™ DPD Rapid Liquid Method for Free Chlorine     Contact Hach
2802299: Monochlor F Reagent Powder Pillows, pk/100 Powder Pillows 0.04 - 4.50 mg/L Cl₂ 10241 Powder Pillows Indophenol     Contact Hach
Powder Pillows 0.05 4.00 mg/L Cl2 10245 DPD, MR Powder Pillows    
2502025: Free Chlorine Reagent, Accuvac Ampules, DPD, pk/25 Accuvac 0.02 - 2.00 mg/L Cl2 8021 DPD Powder Pillows or AccuVac® Y View Contact Hach
Accuvac 0 2.00 mg/L 8021 DR800, Powder Pillows or AccuVac® Y View
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
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
2641549: Dilution water, organic free, 500 mL Solution 0.05 4.00 mg/L Cl2 10245 DPD, MR Powder Pillows     Contact Hach
Solution 0.02 - 2.00 mg/L Cl2 8021 DPD Powder Pillows or AccuVac® Y View
1407028: Free Chlorine Reagent Powder Pillows, DPD (pk/1000) Powder Pillows 0.02 - 2.00 mg/L Cl2 8021 DPD Powder Pillows or AccuVac® Y View Contact Hach
Powder Pillows 0.1 - 10.0 mg/L Cl2 10069 DPD, HR Powder Pillows    
Powder Pillows 0.05 4.00 mg/L Cl2 10245 DPD, MR Powder Pillows    
1426810: Chlorine standard solution, 50-75 mg/L Cl₂ Solution 0.1 - 10.0 mg/L Cl2 10069 DPD, HR Powder Pillows     Contact Hach
Solution 0.05 4.00 mg/L Cl2 10245 DPD, MR Powder Pillows    
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    
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    
Solution 0.09 - 5.00 mg/L Cl2 10102 DPD Test 'N Tube    
Solution 0.05 2.00 mg/L 10231 Spectrophotometer,TNTplus DPD Y  
Solution 0.04 - 4.50 mg/L Cl₂ 10241 Powder Pillows Indophenol    
Solution 0.02 - 2.00 mg/L Cl2 8021 DPD Powder Pillows or AccuVac® Y View
Solution 0.04 - 4.00 mg/L Cl2 Chemkeys for PPA - Free Chlorine ChemKeys for PPA - Free Chlorine Y  
2893300: SpecCheck Chlorine Secondary Gel Standards Kit, DPD, 0-8.0 mg/L Cl₂ 0.1 - 10.0 mg/L Cl2 10069 DPD, HR Powder Pillows     Contact Hach
1426820: Standard Solution, chlorine, 50-75 mg/L as Cl2, pk/20 - 2 mL PourRite ampules 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
Solution 0.05 4.00 mg/L Cl2 10245 DPD, MR Powder Pillows    
Solution 0.04 - 4.50 mg/L Cl₂ 10241 Powder Pillows Indophenol    
Solution 0.1 - 8.0 mg/L Cl2 DPD PCII DR300 SwifTest Dispenser    
Solution 0.02 - 2.00 mg/L Cl2 8021 DPD Powder Pillows or AccuVac® Y View
Solution 0.0 10.0 mg/L Cl2 10069 DR900 UHR    
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