IS:3025-(Pt.36)-1987. Indian standard methods of sampling and test (physical and chemical) for water and waste water. Pt.36 : ozone residual.
Bureau of Indian Standards[BIS]
IS:3025-(Pt.36)-1987. Indian standard methods of sampling and test (physical and chemical) for water and waste water. Pt.36 : ozone residual. - New Delhi Bureau of Indian Standards 1997 - 2p.
IS Code / I.S.I
IS:3025-(Pt.36)-1987. Indian standard methods of sampling and test (physical and chemical) for water and waste water. Pt.36 : ozone residual. - New Delhi Bureau of Indian Standards 1997 - 2p.
IS Code / I.S.I