BUREAU OF INDIAN STANDARDS IS : 3025 (PART 3) 1987 INDIAN STANDARD METHODS OF SAMPLING AND TEST (PHYSICAL AND CHEMICAL) FOR WAT - 4TH ED. REP. 2008 - NEW DELHI BUREAU OF INDIAN STANDARDS. 1987 - 5 Subjects--Topical Terms: METHODS OF SAMPLING AND TEST Dewey Class. No.: 624 / BUR