Chemical Oxygen Demand

Views Updated: Dec 15, 2025

Abbreviation

COD

Pronunciation

/ˈkɛmɪkəl ˈɑksɪʤən dɪˈmænd/

Discussion on Determination Method of the Chemical Oxygen Demand(COD) in Water and Waste Water
Chemical oxygen demand ( COD ) is a synthetical indicator which represents the degree of organic pollution in water.
The standard Determination of the chemical oxygen demand is dichromate method, with the most widespread application.
A method for the determination of seawater chemical oxygen demand ( COD ), using oven instead of electric furnace to heat samples, was proposed.
The Application of Uncertainty in Method Selection of Testing of Chemical Oxygen Demand(COD)

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