000 00386nam a2200121Ia 4500
008 140113s9999 xx 000 0 und d
082 _a543:001.8 L2
100 _aAnonymous
245 _a"Changes in official methods of analysis made at the 86th annual meeting, October 9- 12, 1972"
260 _a1972
_bThe Association of Official Chemists
_cWashington
300 _a447
942 _cBK
999 _c58581
_d58581