Browse Illinois Sustainable Technology Center (ISTC) by Subject "Chemical laboratories -- Hazardous wastes -- Waste disposal"
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(Illinois Hazardous Waste Research and Information Center, 1996)The chemical oxidation demand (COD) test is used in numerous laboratories to characterize wastewater and effluent. The COD reagent contains high concentrations of sulfuric acid and mercury and dichomate salts. All treatment ...