Chemical Oxygen Demand (COD) - Biology Notes Online

Chemical Oxygen Demand (COD) – Definition, Measurement, Importance

Chemical Oxygen Demand (COD) - Definition, Measurement, Uses

Chemical Oxygen Demand (COD) is a way to measure how much oxygen is needed to chemically oxidize organic and some inorganic substances in water that is acidic and has a strong oxidant, like potassium dichromate. It is usually shown in mg O₂ per liter. To find out how much oxidizable material is in a sample, … Read more

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