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water quality parameters | drinking water quality standards | IS 10500:1991 | specification of water
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BOD of drinking water is:
Environmental Engineering | Permissible Limits of Drinking Water | lecture-5 by THE GATE
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Water Quality Standards-II
Water Quality parameter of Sewage treatment, BOD, COD, TSS, Nitrogen, Phosphorus
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BOD and COD - Water - Engineering Chemistry 1
Biological Oxygen Demand | BOD | Calculation of BOD | Significance of BOD in Hindi | Water testing |
Diving Deep into Water Quality: Interpreting BOD/COD Ratio Results
COD ( Chemical Oxygen Demand)
ETP Water Parameters| Quality of treated waste water| Waste Water permissible limit PCB
Water Quality Parameters (physical, chemical, biological indicators) 😎😎#notes
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What is Chemical oxygen demand | analysis of high [COD] sample | Dilution method
Role of chemicals used in COD analysis | Chemical Oxygen Demand | @ETPKnowledgeJunction
Environmental Engineering - 8 | Chemical Parameters | BOD | COD | DO | TRB POLYTECHNIC | TNEB | SSC
