000 00268nam a22001217a 4500
003 OSt
008 240904b |||||||| |||| 00| 0 eng d
082 _a544.840.5
_bJ78
245 _aJr. of chromotography Vol.-189
260 _c1980
300 _a1-3
942 _2ddc
_cPER
999 _c44943
_d44943