000 00393nam a2200157Ia 4500
005 20250212171624.0
008 250212s9999||||xx |||||||||||||| ||und||
020 _c190.8
040 _aMAIN
082 _a543WEL.K3.2-2
100 _aFrank J. Welcher
245 0 _aStandard methods of chemical analysis.
_cFrank J. Welcher
250 _aEd 6
260 _bD Van Nostrand
_c1963
942 _cBK
999 _c25996
_d25996