00268nam a2200121Ia 45000030006000000080041000060400015000471000018000622450028000802600009001085460012001170050017001290STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aAnand Dhingra  aDictionary of chemistry  c1999  aEnglish20220125170228.0