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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 & Total

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 0.1 - 8.0 mg/L Cl₂ DR300 Pocket Colorimeter DPD, High Range DPD Y   Contact Hach
1407099: Free Chlorine Reagent Powder Pillows, DPD (pk/100) Powder Pillows 0.05 - 4.00 mg/L Cl₂ PCII DR300 USEPA DPD, Mid-Range     Contact Hach
Powder Pillows 0.1 - 10 mg/L Cl₂ Pocket Colorimeter DPD, High Range 0.1-10    
Powder Pillows 0 - 3.00 mg/L Cl₂ 8210 DPD-FEAS Digital Titrator   View
2105669: Chlorine, total, Reagent Powder Pillows, 100/pk, 10 mL Powder Pillows 0.1 - 8.0 mg/L Cl₂ DR300 Pocket Colorimeter DPD, High Range DPD Y   Contact Hach
1406499: DPD Total Chlorine Reagent Powder Pillows, 25 mL, pk/100 Powder Pillows 0.1 - 10 mg/L Cl₂ Pocket Colorimeter DPD, High Range 0.1-10     Contact Hach
Powder Pillows 0 - 3.00 mg/L Cl₂ 8210 DPD-FEAS Digital Titrator   View
Powder Pillows 0.05 - 4.00 mg/L Cl₂ PCII DR300 USEPA DPD, Mid-Range    
34332: Potassium iodide solution, 30 g/L, 100 mL MDB Solution 0 - 3.00 mg/L Cl₂ 8210 DPD-FEAS Digital Titrator   View Contact Hach
1426820: Chlorine Standard Solution, 50-75 mg/L as Cl2, pk/20 - 2 mL PourRite« Ampules Solution 0 - 3.00 mg/L Cl₂ 8210 DPD-FEAS Digital Titrator   View Contact Hach
Solution 0.1 - 10 mg/L Cl₂ Pocket Colorimeter DPD, High Range 0.1-10    
Solution 0.05 - 4.00 mg/L Cl₂ PCII DR300 USEPA DPD, Mid-Range    
Solution 0.1 - 8.0 mg/L Cl₂ DR300 Pocket Colorimeter DPD, High Range DPD Y  
2630020: Chlorine standard solution, 25-30 mg/L Cl₂, 20 pcs. Solution 0 - 3.00 mg/L Cl₂ 8210 DPD-FEAS Digital Titrator   View Contact Hach
1426810: Chlorine standard solution, 50-75 mg/L Cl₂ Solution 0.1 - 10 mg/L Cl₂ Pocket Colorimeter DPD, High Range 0.1-10     Contact Hach
Solution 0 - 3.00 mg/L Cl₂ 8210 DPD-FEAS Digital Titrator   View
Solution 0.05 - 4.00 mg/L Cl₂ PCII DR300 USEPA DPD, Mid-Range    
Solution 0.1 - 8.0 mg/L Cl₂ DR300 Pocket Colorimeter DPD, High Range DPD Y  
104532: Sodium Hydroxide Standard Solution, 1.000 N, 100 mL MDB Solution 0 - 3.00 mg/L Cl₂ 8210 DPD-FEAS Digital Titrator   View Contact Hach
181133NC: Ferrous Ammonium Sulfate Solution. 0.25 N, 29 mL Solution 0 - 5 mg/L DPD     Contact Hach
2445300: Chlorine (Free and Total) Reagent Set, DPD FEAS, Digital Titrator 0 - 3.00 mg/L Cl₂ 8210 DPD-FEAS Digital Titrator   View Contact Hach
2835801: 100-130 mg/L Chlorine Standard 0 - 5 mg/L DPD     Contact Hach
2292301: Ferrous Ethylenediammonium Sulfate Digital Titrator Cartridge, 0.00564 N Digital Titrator 0 - 3.00 mg/L Cl₂ 8210 DPD-FEAS Digital Titrator   View Contact Hach
27249: Water, Deionized, 500 mL Solution 0 - 3.00 mg/L Cl₂ 8210 DPD-FEAS Digital Titrator   View Contact Hach
127032: Sulfuric Acid Standard Solution, 1.000 N, 100 mL MDB Solution 0 - 3.00 mg/L Cl₂ 8210 DPD-FEAS Digital Titrator   View Contact Hach
2835900: CL17 Calibration/Verification REFILL KIT 0 - 5 mg/L DPD     Contact Hach
27253: Water, deionised and demineralised, 1000 mL Solution 0 - 3.00 mg/L Cl₂ 8210 DPD-FEAS Digital Titrator   View Contact Hach
104732: Sodium Arsenite Solution, 5.0 g/L, 100 mL Solution 0 - 3.00 mg/L Cl₂ 8210 DPD-FEAS Digital Titrator   View Contact Hach
2335549: Buffer Solution, Phosphate, for Chlorine, 500 mL Solution 0 - 3.00 mg/L Cl₂ 8210 DPD-FEAS Digital Titrator   View
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