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Fill two BOD bottles completely full of BOD dilution water, being very careful not to introduce air into either bottle. 2. Analyze one bottle for D.O. using the
May 20, 2021 If participating in the COD disposal program, do not open the vials after digestion for any reason. 7. Set your spectrophotometer to the ...
Hach's USEPA-approved dichromate COD Method is the most widely used chemical oxygen demand (COD) method for NPDES reporting in the.
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?
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Results 1 - 30 of 32 1.01574. in sulfuric acid (D=1.84 g/ml) for COD determination acc. to DIN 38409-H 43-1. View Pricing. CombiCheck 60 photometric ...
