Recommended Guidelines for Physical and Chemical water quality standards as per BIS (IS 10500:1983 ) and per CPHEEO Manual on water supply and treatment are furnished below,
Recommended Guidelines for Toxic Materials
Recommended Guidelines for Bacteriological Quality
Temporary and Permanent Hardness For convenience, hard water is classified as Temporary Hardness and Permanent Hardness Temporary Hardness: Temporary hardness is due to the…
Water analysis Estimation of Hardness of water : Hardness of water is conveniently expressed in terms of dissolved salts of calcium, magnesium and iron—calculated…
WATER RESOURCES Need and Importance of Water According to the theory of evolution, life began with water. Water comprises 70% of the human body.…
