000 00288nam a22001217a 4500
003 OSt
008 240905b |||||||| |||| 00| 0 eng d
082 _a630.2405
_bJ78
245 _aJ. Associan of Official Analytical Chemist Vol.-62
260 _c1979
300 _a4-6
942 _2ddc
_cPER
999 _c45111
_d45111