000 00238nam a2200073 4500
080 _a
_b
245 _aIS:05610 - 1970; Specification for Chlorofluoro Hydrocarbons of the Methane and Ethane Series
700 _aINDIAN STANDARDS INSTITUTION
260 _aNew Delhi
_bBIS
_c1970
300 _a16p
999 _c27976
_d27976