000 00317nam a2200109Ia 4500
008 220201s1996 xx 000 0 eng d
100 _aIS 3025 PART 23 1986
245 0 _aMETHODS OF SAMPLING AND TEST FOR WATER AND WASTE WATER PART 23
260 _aDELHI
_bBUREAU OF INDIAN STANDARD
_c1996
300 _a2
942 _2ddc
999 _c91878
_d91878