000 00290nam a22001337a 4500
020 _a0582442249
082 _a541.36
100 _aIVOR SMITH
245 _aPAPER &THIN LAYER CHROMATOGHRAPHY &
250 _aSECOND
260 _bLONGMAN
_c1962
700 _aJ G FEINGBERG
942 _2ddc
_cBK
999 _c1639
_d1639