00308nam a2200133Ia 45000030006000000080041000060400015000471000020000622450044000822500010001262600009001365460012001450050017001570STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aJanardhan, P.B.  aPhysico chemical techniques of analysis  aFirst  c1965  aEnglish20220125170237.0