BUREAU OF INDIAN STANDARDS IS ; 5182 (PART VIII) 1976 INDIAN STANDARD METHODS FOR MEASUREMENT OF AIR POLLUTION PART VIII SULPHA - 3RD ED. REP. 1991 - NEW DELHI BUREAU OF INDIAN STANDARDS. 1976 - 12 Subjects--Topical Terms: METHODS FOR MEASUREMENT OF AIR POLLUTION Dewey Class. No.: 628.53 / BUR