Hazardous Chemicals
2026-07-19
Sulfurous acid
Sulfurous acid
Sulfurous acid AR（ SO2≥6%）
Hazard Class:Class 8 (Corrosive)
Sulfurous acid AR（ SO2≥6%）
| CAS Number | 7782-99-2 | Molecular Formula | H2O3S |
| Molecular Weight | 82.1 | Purity | AR（ SO2≥6%） |
| HS Code | N/A | UN Number | UN 2922 |
| Density | N/A | Boiling Point | N/A |
| Melting Point | N/A | Flash Point | N/A |
| Origin | N/A | Appearance | N/A |
| Vapor Pressure | N/A | Solubility | N/A |
| Storage Condition | N/A | Packaging | N/A |
| Shelf Life | N/A | Grade | N/A |
| EINECS | N/A | MDL | N/A |
| Hazard Class | Class 8 (Corrosive) | Category | Hazardous Chemicals |
| Views | 0 | Updated | 2026-07-28 |