000 00317nam a2200121Ia 4500
008 251112s9999||||xx |||||||||||||| ||und||
040 _aCNCLSA
100 _aMicheal Ledrer
245 0 _aJournal of Chromatography
260 _c1980
_bElseiver Scientific Publications
_aAmsterdam
300 _bV.201-210
942 _cJRBV
999 _c34170
_d34170