• Drinking Water (WHO, EPA, EU, IS:10500 -2012) • Packaged drinking water (IS 14543- 2016) • Natural Mineral water (IS :13428-2005) • Industrial Process water (IS: 4251: 1967) • Water for Construction use (IS 456:2000) • Reagent Grade water (IS: 1070: 1992) • Effluent water • Sewage Water