000 00265nam a2200109Ia 4500
008 220201s1996 xx 000 0 eng d
100 _aIS 269
245 0 _aORDINARY PORTLAND CEMENT
260 _aDELHI
_bBUREAU OF INDIAN STANDARD
_c1996
300 _a7
942 _2ddc
999 _c91862
_d91862