000 00261pam a2200121a 44500
082 _a544.92
_bB34gE
100 _aBayer, Ernst
245 1 _aGAS CHROMATOGRAPHY
260 _aAmsterdam
_bElsevier
_c1961
300 _a240
964 _gCIRC
997 _a18831 C
999 _c411801
_d411801