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Hach's USEPA-approved dichromate COD Method is the most widely used chemical oxygen demand (COD) method for NPDES reporting in the.
Hach offers complete systems for chemical oxygen demand (COD) analysis, with prepared COD reagents, a reactor, and spectrophotometers and.
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1 Ranges 3 to 150 mg/L COD and 20 to 1500 mg/L COD are USEPA approved for Run all tests (the samples and the blank) with the same lot of vials.
Hach's USEPA-approved dichromate COD Method is the most widely used chemical oxygen demand (COD) method for NPDES reporting in the world.
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