| CAS Number | 7782-99-2 |
| Catalog Description | Sulfurous acid, SO2 6.0% min., ACS |
| Synonym | Sulfur dioxide solution |
| Synonym | Sulfurous anhydrous |
| MDL Number | MFCD00011335 |
| Linear formula | H2SO3 |
| Master Molecular formula | H2O3S |
| Density | 1.03 |
| Merck Number | 14,8976 |
| Sensitivity | Air Sensitive |
| EC Number | 231-973-1 |
| Shipping | Hazardous for shipping |
| CAS Number | 7782-99-2 |
| UN# | UN1833 |
| Haz Class | 8 |
| Packing Group | II |
| Signal Word | Danger |
| Pictogram code 1 |
|
| H Phrases | H314-H318-H332 |
| P Phrases | P260-P303+P361+P353-P305+P351+P338-P310-P405-P501A |
| TSCA | Yes |
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