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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 customer's 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 Dioxide

PN / Name
Platform
Range
Method
EPA Compliant
Instrument, Test Kit, etc
AUD Price (Incl. GST)
2105569-AU: Free Chlorine DPD Reagent Powder Pillows, 10 mL, pk/100 Powder Pillows 0 - 5.00 mg/L 10126 DR800 DPD Powder Pillows Y   Contact Hach
Powder Pillows 0.05 - 5.00 mg/L ClO₂ 10126 DPD Y View
Powder Pillows 0.05 - 5.00 mg/L ClO₂ 10126 DR300 PCII DPD Powder Pillows   View
Powder Pillows 0.04 - 5.00 mg/L ClO2 10126 DPD Powder Pillows or AccuVac Y View
2105528: DPD Free Chlorine Reagent Powder Pillows, 10 mL, pk/1000 Powder Pillows 0.04 - 5.00 mg/L ClO2 10126 DPD Powder Pillows or AccuVac Y View Contact Hach
2802300: DPD Free Chlorine Reagent, Swiftest™ Dispenser SwifTest™ 0 - 5.00 mg/L 10126 DR800 DPD Powder Pillows Y   Contact Hach
199953: Phenylarsine Oxide (PAO) Standard Solution, 0.00564 N, 1 L Solution 0.1 - 5 mg/L ClO₂ AT1000 Amperometric Titration ClO₂ Automatic Titrator Method     Contact Hach
2762133: Glycine Reagent, 10%, 29 mL SCDB Solution 0 - 5.00 mg/L 10126 DR800 DPD Powder Pillows Y   Contact Hach
Solution 0.05 - 5.00 mg/L ClO₂ 10126 DPD Y View
Solution 0.05 - 5.00 mg/L ClO₂ 10126 DR300 PCII DPD Powder Pillows   View
Solution 0.04 - 5.00 mg/L ClO2 10126 DPD Powder Pillows or AccuVac Y View
1426810: Chlorine standard solution, 50-75 mg/L Cl₂ Solution 0.05 - 5.00 mg/L ClO₂ 10126 DPD Y View Contact Hach
Solution 0 - 5.00 mg/L 10126 DR800 DPD Powder Pillows Y  
Solution 0.1 - 5 mg/L ClO₂ AT1000 Amperometric Titration ClO₂ Automatic Titrator Method    
Solution 0.04 - 5.00 mg/L ClO2 10126 DPD Powder Pillows or AccuVac Y View
27256: Water, deionised and demineralised, 4L Solution 1 - 50.0 mg/L ClO₂ 8345 MR Direct Reading Method Direct Reading     Contact Hach
Solution 0 - 50.0 mg/L 8345 DR800 Direct Reading Method   View
Solution 0 - 5.00 mg/L 10126 DR800 DPD Powder Pillows Y  
Solution 0.1 - 5 mg/L ClO₂ AT1000 Amperometric Titration ClO₂ Automatic Titrator Method    
Solution 5 - 1000 mg/L 8138 Spectrophotometer HR Direct Reading    
2641549: Dilution Water, Organic Free, 500 mL Solution 0.05 - 5.00 mg/L ClO₂ 10126 DPD Y View Contact Hach
Solution 0 - 5.00 mg/L 10126 DR800 DPD Powder Pillows Y  
Solution 0.04 - 5.00 mg/L ClO2 10126 DPD Powder Pillows or AccuVac Y View
2630020: Chlorine Standard Solution, 25-30 mg/L as Cl₂, pk/20 - 2 mL PourRite Ampules Solution 0.1 - 5 mg/L ClO₂ AT1000 Amperometric Titration ClO₂ Automatic Titrator Method     Contact Hach
141832: Hydrochloric Acid Standard Solution, 2.5 N, 100 mL MDB Solution 100 - 4,500 mg ClO₂ Chlorine Dioxide Generator Yield     Contact Hach
2770900: Chlorine Dioxide Reagent Set, DPD Glycine, 10 mL 0.05 - 5.00 mg/L ClO₂ 10126 DR300 PCII DPD Powder Pillows   View Contact Hach
0 - 5.00 mg/L 10126 DR800 DPD Powder Pillows Y  
0.05 - 5.00 mg/L ClO₂ 10126 DPD Y View
0.04 - 5.00 mg/L ClO2 10126 DPD Powder Pillows or AccuVac Y View
254049: Nitric Acid Solution, 1:1, 500 mL Solution 100 - 4,500 mg ClO₂ Chlorine Dioxide Generator Yield     Contact Hach
32353: Sodium Thiosulfate Standard Solution, 0.1 N, 1 L Solution 100 - 4,500 mg ClO₂ Chlorine Dioxide Generator Yield     Contact Hach
1490932: Acetate Buffer Solution, pH 4.0, 100 mL Solution 0.1 - 5 mg/L ClO₂ AT1000 Amperometric Titration ClO₂ Automatic Titrator Method     Contact Hach
104532: Sodium Hydroxide Standard Solution, 1.000 N, 100 mL MDB Solution 0 - 5.00 mg/L 10126 DR800 DPD Powder Pillows Y   Contact Hach
Solution 0.05 - 5.00 mg/L ClO₂ 10126 DPD Y View
Solution 0.04 - 5.00 mg/L ClO2 10126 DPD Powder Pillows or AccuVac Y View
2502025: Free Chlorine Reagent, Accuvac Ampules, DPD, pk/25 AccuVac® 0.05 - 5.00 mg/L ClO₂ 10126 DR300 PCII DPD Powder Pillows   View Contact Hach
AccuVac® 0 - 5.00 mg/L 10126 DR800 DPD Powder Pillows Y  
AccuVac® 0.05 - 5.00 mg/L ClO₂ 10126 DPD Y View
AccuVac® 0.04 - 5.00 mg/L ClO2 10126 DPD Powder Pillows or AccuVac Y View
1436369: Dechlorinating Reagent Powder Pillows, pk/100 Powder Pillows 0.01 - 1.00 mg/L ClO2 8065 LR Chlorophenol Red     Contact Hach
2333353: Iodine Standard Solution, 0.0282 N, 1 L Solution 0.1 - 5 mg/L ClO₂ AT1000 Amperometric Titration ClO₂ Automatic Titrator Method     Contact Hach
34332: Potassium Iodide Solution, 30 g/L, 100 mL MDB Solution 0.04 - 5.00 mg/L ClO2 10126 DPD Powder Pillows or AccuVac Y View Contact Hach
Solution 0 - 5.00 mg/L 10126 DR800 DPD Powder Pillows Y  
Solution 0.05 - 5.00 mg/L ClO₂ 10126 DPD Y View
2771000: Chlorine Dioxide Reagent Set, DPD Glycine Accuvac Ampules 0 - 5.00 mg/L 10126 DR800 DPD Powder Pillows Y  
OBSOLETE
0.05 - 5.00 mg/L ClO₂ 10126 DPD Y View
0.04 - 5.00 mg/L ClO2 10126 DPD Powder Pillows or AccuVac Y View
2155353: Buffer, Phosphate Type, pH 7.0, 1 L Solution 0.1 - 5 mg/L ClO₂ AT1000 Amperometric Titration ClO₂ Automatic Titrator Method     Contact Hach
2070142: Chlorine Dioxide Reagent 2, 100 mL Solution 0.01 - 1.00 mg/L ClO2 8065 LR Chlorophenol Red     Contact Hach
2070042: Chlorine Dioxide Reagent 1, 100 mL Solution 0.01 - 1.00 mg/L ClO2 8065 LR Chlorophenol Red     Contact Hach
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