IS 3025 : Part 58 : 2023 Methods of Sampling and Test (Physical and Chemical) for Water and Wastewater Part 58 Chemical Oxygen Demand (COD)
Revised Standard from Last Update.
1. SCOPE
This standard (Part 58) prescribes the open reflux method for determination of chemical oxygen demand (COD) in water and wastewater.
2. REFERENCES
The standards given below contain provisions which through reference in this text constitute provisions of this standard. At the time of publication, the editions indicated were valid. All standards are subject to revision and parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of these standards:
IS 7022 (Part 1) : 1973 Glossary of terms relating to water, sewage and industrial effluents: Part 1
IS 7022 (Part 2) : 1979 Glossary of terms relating to water, sewage and industrial effluents: Part 2
IS 17614 (Part 3): 2021 Water quality - Sampling: Part 3 Preservation and handling of water samples