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Water Quality Testing Parameters and Their Chemistries, Reagents, and Standards

Water Quality Testing Parameters and Their Chemistries, Reagents, and Standards
Hach is dedicated to providing high-quality reagents for routine and challenging water analysis. Understanding our customers applications has allowed us to formulate reagents that ensure exceptional performance and deliver trusted results. Hach chemistries are rigorously tested in combination with our packaging and instruments to ensure the highest possible system performance. Our portfolio includes: TNT (Test ‘N Tube) Vials, TNTplus Vials, Permachem Powder Pillows, and Accuvac Ampules.
 
Browse Products by Parameter

Products: Chlorine, Free

PN / Name
Platform
Range
Method
EPA Compliant
Instrument, Test Kit, etc
Web Price
2105569: Free Chlorine DPD Reagent Powder Pillows, 10 mL, pk/100 Powder Pillows 0.02 - 2.00 mg/L Cl2 8021 DPD Powder Pillows or AccuVac® Y View Contact Hach
Powder Pillows 0 - 2.00 mg/L 8021 DR800, Powder Pillows or AccuVac® Y View
1407099: Free Chlorine Reagent Powder Pillows, DPD (pk/100) Powder Pillows 0.0 - 10.0 mg/L Cl2 10069 DR900 UHR   View Contact Hach
Powder Pillows 0 - 4.00 mg/L 10245 DR800 DPD Powder Pillows DPD Method Powder Pillows Y  
Powder Pillows 0.05 - 4.00 mg/L Cl2 10245 DPD, MR Powder Pillows    
Powder Pillows 0.1 - 10.0 mg/L Cl2 10069 DPD, HR Powder Pillows    
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
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
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
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
1490932: Acetate Buffer Solution, pH 4.0, 100 mL Solution 0.1 - 5 mg/L Cl₂ AT1000 Amperometric Titration Automatic Titrator Method     Contact Hach
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    
34332: Potassium iodide solution, 30 g/L, 100 mL MDB Solution 0.09 - 5.00 mg/L Cl2 10102 DPD Test 'N Tube     Contact Hach
Solution 0.02 - 2.00 mg/L Cl2 8021 DPD Powder Pillows or AccuVac® Y View
Solution 0 - 4.00 mg/L 10245 DR800 DPD Powder Pillows DPD Method Powder Pillows Y  
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