000 00417nam a2200133Ia 4500
008 140205s9999 xx 000 0 und d
082 _a543/HOR
100 _aHorwitz, William., ed.
245 _aChanges in official methods of analysis made at the 91st annual meeting
260 _bAssociation of Official Analytical Chemists
_aWashington DC
_c1977
300 _a494
650 _achemisty, analytic
942 _2ddc
_cBK
999 _c1141
_d1141