00320nam a2200133Ia 45000030006000000080041000060400015000471000016000622450046000782500011001242600022001355460012001570050017001690STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aEwing, G.W.  aInstrumental methods of chemical analysis  aSecond  bMcgraw hillc1960  aEnglish20220125170244.0