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
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
2105503: DPD Free Chlorine Reagent Powder Pillows, 10 mL, pk/300 Powder Pillows 0.1 - 10.0 mg/L Cl2 10069 DPD, HR Powder Pillows     Contact Hach
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
1407099: Free Chlorine Reagent Powder Pillows, DPD (pk/100) Powder Pillows 0.0 10.0 mg/L Cl2 10069 DR900 UHR     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    
2802300: Swiftest DPD Free chlorine reagent dispenser and reagent vial Swiftest 0.1 - 8.0 mg/L Cl2 DPD PCII DR300 SwifTest Dispenser     Contact Hach
Swiftest 0.02 - 2.00 mg/L Cl2 8021 DPD PCII DR300 SwifTest Dispenser    
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    
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
2641549: Dilution water, organic free, 500 mL Solution 0.05 4.00 mg/L Cl2 10245 DPD, MR Powder Pillows     Contact Hach
1407028: Free Chlorine Reagent Powder Pillows, DPD (pk/1000) Powder Pillows 0.1 - 10.0 mg/L Cl2 10069 DPD, HR Powder Pillows     Contact Hach
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 0.09 - 5.00 mg/L Cl2 10102 DPD Test 'N Tube    
Solution 0.02 - 2.00 mg/L Cl₂ 10059 DPD Rapid Liquid Method, Pour-Thru Cell™ DPD Rapid Liquid Method for Free Chlorine    
Solution 0.04 - 4.50 mg/L Cl₂ 10241 Powder Pillows Indophenol    
Solution 0.1 - 5 mg/L Cl₂ AT1000 Amperometric Titration Automatic Titrator Method    
Solution 0.1 - 8.0 mg/L Cl2 DPD PCII DR300 SwifTest Dispenser    
Solution 0.05 4.00 mg/L Cl2 10245 DPD, MR Powder Pillows    
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 0.05 4.00 mg/L Cl2 10245 DPD, MR Powder Pillows     Contact Hach
Solution 0.1 - 10.0 mg/L Cl2 10069 DPD, HR Powder Pillows    
Solution 0.09 - 5.00 mg/L Cl2 10102 DPD Test 'N Tube    
Solution 0.0 10.0 mg/L Cl2 10069 DR900 UHR    
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 10059 DPD Rapid Liquid Method, Pour-Thru Cell™ DPD Rapid Liquid Method for Free Chlorine    
2630020: Chlorine standard solution, 25-30 mg/L Cl₂, 20 pcs. Solution 0.09 - 5.00 mg/L Cl2 10102 DPD Test 'N Tube     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 0.04 - 4.50 mg/L Cl₂ 10241 Powder Pillows Indophenol    
Solution 0.02 - 2.00 mg/L Cl2 8021 DPD PCII DR300 SwifTest Dispenser    
Solution 0.1 - 5 mg/L Cl₂ AT1000 Amperometric Titration Automatic Titrator Method    
27256: Water, deionised and demineralised, 4L 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
Solution 0.0 10.0 mg/L Cl2 10069 DR900 UHR    
Solution 0.1 - 5 mg/L Cl₂ AT1000 Amperometric Titration Automatic Titrator Method    
2980500: SpecCheck Secondary Gel-Standards Kit for DPD Chlorine Methods 0.05 4.00 mg/L Cl2 10245 DPD, MR Powder Pillows     Contact Hach
2333353: Iodine Standard Solution, 0.0282 N, 1 L Solution 0.1 - 5 mg/L Cl₂ AT1000 Amperometric Titration Automatic Titrator Method     Contact Hach
1490932: Acetate Buffer Solution, pH 4.0, 100 mL Solution 0.1 - 5 mg/L Cl₂ AT1000 Amperometric Titration Automatic Titrator Method     Contact Hach
199953: Phenylarsine Oxide (PAO) Standard Solution, 0.00564 N, 1 L Solution 0.1 - 5 mg/L Cl₂ AT1000 Amperometric Titration Automatic Titrator Method     Contact Hach
Solution 0 10 mg/L 8335 Amperometric Titration    
2155332: Buffer, Phosphate Type, pH 7, for Amperometric Chlorine, 100 mL MDB Solution 0.1 - 5 mg/L Cl₂ AT1000 Amperometric Titration Automatic Titrator Method     Contact Hach
2197846: DPD Free Chlorine Reagent Powder Pillows, 5 mL, pk/50 Powder Pillows 0 2.5 mg/L DPD Color Disc     Contact Hach
2440400: Reagent set, chlorine, DPD free & total chlorine, 25 mL sample 0 3.5 mg/L DPD Color Disc   View Contact Hach
244953: Standard solution, sulfuric acid , 5.25 N, 1 L 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
2259901: Phenylarsine Oxide (PAO) Digital Titrator Cartridge, 0.00451 N Digital Titrator 0 10 mg/L 8335 Amperometric Titration     Contact Hach
items per page 10   |   20   |   50