000
00238nam a2200073 4500
080
_a
_b
245
_a
IS:05610 - 1970; Specification for Chlorofluoro Hydrocarbons of the Methane and Ethane Series
700
_a
INDIAN STANDARDS INSTITUTION
260
_a
New Delhi
_b
BIS
_c
1970
300
_a
16p
999
_c
27976
_d
27976