chemical oxygen demand test Fundamentals Explained
Each and every of those oxidants is used to estimate COD in differing types of h2o: CODMn (COD Manganese) is utilized in determinations for somewhat contaminated bodies of h2o. In contrast, CODCr (COD Chrome) is used in determinations of closely contaminated h2o or wastewater as a result of superior oxidizing ability of your reagent [52, sixty two]