CAS: 7782-99-2 Molekylformel: H2O3S Molekylvikt (g/mol): 82.073 MDL-nummer: MFCD00011335 InChI-nyckel: LSNNMFCWUKXFEE-UHFFFAOYSA-N Synonym: sulphurous acid,sulfur dioxide solution,schweflige saure german,h2so3,unii-j1p7893f4j,schweflige saure,acide sulfureux,acido sulfuroso,schweflige saeure,trioxosulfuric acid PubChem CID: 1100 ChEBI: CHEBI:48854 IUPAC-namn: svavelsyra LEDER: OS(=O)O