000 00291nam a22001217a 4500
003 OSt
008 240905b |||||||| |||| 00| 0 eng d
082 _a630.2405
_bJ78
245 _aJ. Association of Official Analytical Chemist Vol.-63
260 _c1980
300 _a1-3
942 _2ddc
_cPER
999 _c45121
_d45121