000 00361nam a2200133Ia 4500
008 130225s9999 xx 000 0 und d
100 _aIndian Standards Institution
245 _aSpecification for iron sulphate, technical
260 _aNew Delhi
_c1950
300 _a0.666666667
440 _aIS-262; Indian Standards Inst
901 _a39773
942 _cB
_2udc
999 _c7409
_d7409