Lab glossary
Chemical oxygen demand (COD)
The amount of oxygen equivalent to the organic matter oxidised by hot acidic potassium dichromate. It includes material that bacteria cannot degrade, so it is always at least as high as BOD.
- Also: COD
The amount of oxygen equivalent to the organic matter oxidised by hot acidic potassium dichromate. It includes material that bacteria cannot degrade, so it is always at least as high as BOD.