00292nam a2200121Ia 45000030006000000080041000060400015000471000028000622450042000902600009001325460012001410050017001530STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aSlowinsky, E.J.; Others  aChemical principles in the laboratory  c1973  aEnglish20220125170227.0