Description | |
Sulfurous Acid is a chemical compound. It is an intermediate species in the formation of acid rain from sulfur dioxide. Sulphurous Acid is the strong acid produced by dissolving sulphur dioxide in water. It is also widely used in pulp and paper industry.Sulfurous Acid is a reducing, as well as a bleaching agent.
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Chemical Properties
| Appearance | Colourless liquid |
| CAS Number | 7782-99-2 |
| ChEBI | 48854 |
| Density | 1.03 g/ml |
| EINECS Number | 231-973-1 |
| IUPAC Name | Sulfurous Acid |
| InChI | 1S/H2O3S/c1-4(2)3/h(H2,1,2,3) |
| InChIKey | LSNNMFCWUKXFEE-UHFFFAOYSA-N |
| Main Hazards | Corrosive |
| Molar Mass | 82.07 g/mol |
| Molecular Formula | H2SO3 |
| RTECS Number | WT2775000 |
| Related Compounds | Sulfur Dioxide;Sulfuric Acid |
| Solubility | Soluble |
| Synonyms | Sulphurous Acid |
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