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BACKGROUND AND PRINCIPLE - IIT Delhi
web.iitd.ac.inExperiment 5: Chemical Oxygen Demand OBJECTIVE: To measure Chemical Oxygen Demand. BACKGROUND AND PRINCIPLE: The chemical oxygen demand (COD) determines the amount of oxygen required for chemical oxidation of organic matter using a strong chemical oxidant, such as, potassium dichromate under reflux conditions.
How to measure chemical oxygen demand - CWC
cwc.gov.inWorld Bank & Government of The Netherlands funded Training module # WQ - 19 How to measure chemical oxygen demand New Delhi, June 1999 CSMRS Building, 4th …