132305-04-5 26997-52-4 57158-22-2 57417-69-3 867-68-5 Diyttrium trioxalate EINECS 212-767-0 Ethanedioic acid, yttrium(3+) salt (3:2) Yttrium oxalate Yttrium, (mu-(ethanedioato(2-)-kappaO1,kappaO2':kappaO1',kappaO2))bis(ethanedioato(2-)-kappaO1,kappaO2)di-