Synonyms: Platinate(2-),bis(oxalato)-, dipotassium, dihydrate (8CI); Platinate(2-),bis[ethanedioato(2-)-O,O']-, dipotassium, dihydrate, (SP-4-1)-; Dipotassiumbis(oxalato)platinate(2-) dihydrate; Dipotassium dioxalatoplatinate(2-)dihydrate; Potassium dioxalatoplatinate(II), dihydrate