Hach offers complete systems for chemical oxygen demand (COD) analysis, with prepared COD reagents, a reactor, and spectrophotometers and.
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Scope and application: For water, wastewater; digestion is required. mg/L and 20– 1500 mg/L COD are USEPA approved (5220 D) for wastewater analyses, ...
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Jun 29, 2018 The TI is traditionally one of the highest polluting industries in China. The main pollutant in the TI's wastewater, chemical oxygen demand (COD) ...
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Hach's USEPA-approved dichromate COD Method is the most widely used chemical oxygen US EPA approved for wastewater analysis using Hach Method 8000.
Method 8000 is USEPA approved for wastewater analysis under 40 CFR 136.3 and based on Standard Methods 5220 D. Hach TNTplus COD vial tests are available in
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