000 00308nam a2200109Ia 4500
100 _aDetermann Helmut
250 _aEdn 2nd
245 _aGel Chromatography Gel Filteration Gel Permeation Molecular Sieves .-Edn 2nd
260 _bSpringer Verlag, Berlin
082 _aE:3/N69/B07868
300 _app 202; 23*15
999 _c34592
_d34592