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
1426820: Standard Solution, chlorine, 50-75 mg/L as Cl2, pk/20 - 2 mL PourRite ampules Solution 0.04 - 4.50 mg/L Cl₂ 10241 Powder Pillows Indophenol     Contact Hach
Solution 0.02 - 2.00 mg/L Cl2 8021 DPD Powder Pillows or AccuVac® Y View
Solution 0.1 - 8.0 mg/L Cl2 DPD PCII DR300 SwifTest Dispenser    
2333353: Iodine Standard Solution, 0.0282 N, 1 L 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
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
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
Solution 0.5 mg/L and above Cl₂ 8334 Amperometric Buret Titration Method Y  
Solution 0 - 1,000 µg/L Cl₂ 10024 Y View
199953: Phenylarsine Oxide (PAO) Standard Solution, 0.00564 N, 1 L Solution 0.5 mg/L and above Cl₂ 8334 Amperometric Buret Titration Method Y   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 10 mg/L 8335 Amperometric Titration     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
27249: Water, deionised and demineralised, 500mL Solution 0.5 mg/L and above Cl₂ 8334 Amperometric Buret Titration Method Y   Contact Hach
127032: Sulfuric Acid Standard Solution, 1.000 N, 100 mL MDB Solution 0.02 - 2.00 mg/L Cl2 8021 DPD Powder Pillows or AccuVac® Y View 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    
104532: Sodium hydroxide standard solution, 1.000 N, 100 mL MDB 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    
127032: Sulfuric Acid Standard Solution, 1.000 N, 100 mL MDB 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
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