00328nam a2200133Ia 45000030006000000080041000060400015000471000017000622450060000792500017001392600009001565460012001650050017001770STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aThomas, A.O.  aText book of practical chemistry for pree degree course  aThirty oneth  c1993  aEnglish20220125170226.0