| Synonym | sodiumsulfiteheptahydrate(2:1:7), sulfurousacid,sodiumsalt,heptahydrate, SODIUM SULFITE HEPTAHYDRATE, SODIUM SULPHITE 7H2O, Sodiumsulfite7-hydrate, SODIUM SULFITE 7 H2O, Sulfurous acid, disodium salt, heptahydrate, SODIUMSULPHITEHEPTAHYDRATE, Dinatrium-sulfit-7-wasser, Dinatrium-sulfit-7-wasser [IUPAC], Sodium sulfite heptahydrate, Sulfurous acid, sodium salt, heptahydrate, UNII-4YS288TJUI, Systematic Name Sodium sulfite heptahydrate (2:1:7), Registry Numbers CAS Registry Number 10102-15-5, FDA UNII 4YS288TJUI, Related Registry Number 7757-83-7 (Parent), System Generated Number 0010102155, Molecular Formulas ?Molecular Formulas H2-O3-S.7H2-O.2Na, O3-S.2Na.7H2-O, Molecular Formula Fragments COMPONENT, H2-O, H2-O3-S, Na, O3-S |