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Hach's COD Digestion Vials (High Range) are used for determination of high range Chemical Oxygen Demand (COD) by the Reactor Digestion method.
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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.
Jan 20, 2017 A chemical oxygen demand (COD) test is used to measure the amount of organic compounds in a water sample. It measures the capacity of water ...
BDH COD Vials used in determination of Chemical Oxygen Demand (COD)Determine the concentrations of a wide range of gases and chemicals in the environment,
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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