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Hach offers complete systems for chemical oxygen demand (COD) analysis, with prepared COD reagents, a reactor, and spectrophotometers and.
For determination of high range Chemical Oxygen Demand (COD) by the Reactor Digestion method. US EPA approved for wastewater analysis using Hach Method 8000
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TNT822 is based on Hach Method 8000 for virtually any type of water sample. Method 8000 is USEPA approved for wastewater analysis under 40 CFR 136.3 and based
For determination of low range Chemical Oxygen Demand (COD) by the Reactor Digestion method. US EPA approved for wastewater analysis using Hach Method 8000.
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EPA Approved. Low Range (LR) and High Range (HR) vials are approved by the USEPA for NPDES reporting of wastewater COD concentrations.
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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