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COD Vials Kit. Catalog No.: K-7350S* Range: 0-150 ppm (LR) USEPA-accepted. Method: Dichromate Reactor Digestion.
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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.
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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