00315nam a2200133Ia 45000030006000000080041000060400015000471000019000622450051000812500011001322600009001435460012001520050017001640STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aVarghese, M.V.  aPrinciples and methods of qualitative analysis  aSecond  c1956  aEnglish20220125170245.0