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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: COD (Chemical Oxygen Demand)

PN / Name
Platform
Range
Method
EPA Compliant
Instrument, Test Kit, etc
NZD Price (Incl. GST)
TNT825: Chemical Oxygen Demand (COD) TNTplus Vial Test, Mercury-Free, HR (25-1,000 mg/L COD), 25 Tests TNT plus 25 - 1,000 mg/L 10236 TNTplus HR Mercury-Free Reactor Digestion     Contact Hach
TNT823: Chemical Oxygen Demand (COD) TNTplus Vial Test, UHR (250-15,000 mg/L COD), 25 Tests TNT plus 250 - 15,000 mg/L 10212 TNTplus UHR     Contact Hach
TNT821: Chemical Oxygen Demand (COD) TNTplus Vial Test, LR (3-150 mg/L COD), 25 Tests TNT plus 3 - 150 mg/L LR 8000 TNTplus LR, HR Y   Contact Hach
2895405: ez COD Recycling Service (5-gallon mail-back) 1.0 - 60.0 mg/L 10211 TNTplus ULR     Contact Hach
2415925: COD Digestion Vials, High Range Plus, 200 to 15,000 mg/L COD, pk/25 0 - 15,000 mg/L 8000 DR800 LR, MR, HR     Contact Hach
2125925: COD Digestion Vials, High Range, pk/25 0 - 1,500 mg/L COD 8000 DR800 LR, MR, HR Y   Contact Hach
2415925: COD Digestion Vials, High Range Plus, 200 to 15,000 mg/L COD, pk/25 200 - 15,000 mg/L 8000 Reactor Digestion     Contact Hach
2253929: COD Standard Solution, 1000 mg/L as COD (NIST), 200 mL Solution 20 - 1,500 mg/L HR 8000 TNTplus LR, HR Y   Contact Hach
Solution 25 - 1,000 mg/L 10236 TNTplus HR Mercury-Free Reactor Digestion    
Solution 200 - 15,000 mg/L 8000 Reactor Digestion    
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