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COD testing is a good better indicator of organic pollutants in industrial wastewater containing cyanides and heavy metals. COD testing affords rapid
A COD test typically involves digestion of a water sample in a sealed vial with potassium dichromate and sulfuric acid at 150oC for 2 hours.
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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Scope and application: For water and wastewater. Digestion is required. 1 Ranges 3 to 150 mg/L COD and 20 to 1500 mg/L COD are USEPA approved for wastewater
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May 20, 2021 Method summary, procedure steps, and what you should know about approved methods for Chemical Oxygen Demand analysis in wastewater.
BDH COD Vials used in determination of Chemical Oxygen Demand (COD)Determine the and chemicals in the environment, whether by air, water, or soil sampling.
In order to provide reliable water quality and waste constituent data for use Chemical Oxygen Demand (COD) test is the same as for the high level test.