IS:3025-(Pt.38)-1989. Indian standard methods of sampling and test (physical and chemical) for water and waste water. Pt.38 : dissolved oxygen.
Bureau of Indian Standards[BIS]
IS:3025-(Pt.38)-1989. Indian standard methods of sampling and test (physical and chemical) for water and waste water. Pt.38 : dissolved oxygen. - New Delhi Bureau of Indian Standards 1990 - 3p.
IS Code / I.S.I
IS:3025-(Pt.38)-1989. Indian standard methods of sampling and test (physical and chemical) for water and waste water. Pt.38 : dissolved oxygen. - New Delhi Bureau of Indian Standards 1990 - 3p.
IS Code / I.S.I