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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. Why test for COD?
Install the instrument cap on the DR900 cell holder before ZERO or READ is vial. 2. Oxygen Demand, Chemical, Dichromate Method (multi-range: 40.0, 150, ...
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Products used to measure levels of oxidizable organic compounds within water samples; includes tubes, vials, and reagents designed for COD testing.
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