SYNONYMS Disodium monosulfate; Sulfuric acid sodium salt; Disodium sulfate; Sodium sulfate; Sulfuric acid sodium salt; Sulfuric acid disodium salt; Sulfuric acid disodium salt; Salt cake; Bisodium sulfate; Sodium sulfate (2:1); Thenardite; Natriumsulfat; Trona; Dibasic sodium sulfate;CAS NO. 7757-82-6 (Anhydrous) 7727-73-3 (Decahydrate)