000 00264nam a2200109Ia 4500
100 _aPerrin D D
250 _aEdn 2
245 _aPurificatin of Laboratory Chemicals .-Edn 2
260 _bPergamon Press, Oxford
082 _aE/N87/B17335
300 _app 568; 25*17
999 _c38807
_d38807