cheap certified 15mL hach cod vials with pp cap
COD Digestion Vials, High Range Plus, 200 to 15,000 mg/L – Hach
Hach offers complete systems for chemical oxygen demand (COD) analysis, with prepared COD reagents, a reactor, and spectrophotometers and.
Oxygen Demand, Chemical – Hach
1 Ranges 3 to 150 mg/L COD and 20 to 1500 mg/L COD are USEPA approved for wastewater analyses COD Digestion Reagent vials … Remove the cap from a vial.
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