000 00440 a2200241 4500
001 275475
020 _a
041 _aeng
080 _aBISI 10457 : 1983
245 _aSpecification for N - Mythyl - J - Acid
250 _a
260 _aNew Delhi
260 _bBIS
260 _c1983
300 _avar. pags.
300 _c
856 _u
490 _aISI 10457 : 1983
700 _a
650 _a
650 _a
942 _cPP
942 _2UDC
999 _c232984
_d232984