IS:3025-(Pt.31)-1988. Indian standard methods of sampling and test (physical and chemical) for water and waste water. Pt.31 : phosphorus.
Bureau of Indian Standards[BIS]
IS:3025-(Pt.31)-1988. Indian standard methods of sampling and test (physical and chemical) for water and waste water. Pt.31 : phosphorus. - New Delhi Bureau of Indian Standards 1989 - 4p.
IS Code / I.S.I
IS:3025-(Pt.31)-1988. Indian standard methods of sampling and test (physical and chemical) for water and waste water. Pt.31 : phosphorus. - New Delhi Bureau of Indian Standards 1989 - 4p.
IS Code / I.S.I