000 00364nam a2200157Ia 4500
003 0STCL
008 150530s9999 xx 000 0 und d
040 _aSTCL
_cSTCL
100 _aArora, M.G. and Singh, M.
245 _aIndustrial chemistry vol-1 and 2
260 _c1999
546 _aEnglish
942 _2ddc
_cBK
999 _c32770
_d32770
005 20220125170259.0