BUREAU OF INDIAN STANDARDS IS : 5182 (PART 13) 1991 INDIAN STANDARD METHODS OF MEASUREMENT OF AIR POLLUTION PART 13 TOTAL FLUOR - 1ST ED. REP. 1991 - NEW DELHI BUREAU OF INDIAN STANDARDS. 1991 Subjects--Topical Terms: METHODS FOR MEASUREMENT OF AIR POLLUTION Dewey Class. No.: 628.53 / BUR