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Sulfurous acid, ACS, 6.0% SO{2} min
CAS: 7782-99-2 | H2O3S | 82.073 g/mol
Supplier: Thermo Scientific Chemicals 033275AY
Description
Sulfurous acid is used as a reducing agent, bleaching agent and disinfectant. It is utilized for bleaching of moistened wool, straw for hats, and other materials injured by chlorine. It finds application as a disinfectant as well as used externally for its parasiticidal effect in various skin diseases. Its derivative viz. sulfites are included in antiseptics, antifermentatives, and antizymotics.
This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.
Specifications
| Colourless liquid | |
| Colorless | |
| 7782-99-2 | |
| Pungent | |
| 4 x 500 mL | |
| Liquid | |
| 1833 | |
| Miscible with water. | |
| OS(=O)O | |
| 82.073 | |
| CHEBI:48854 | |
| ACS |
| Sulfurous Acid | |
| 6.0% SO2 min. | |
| 1.03 g/cm3 at 20°C | |
| Air Sensitive | |
| H2O3S | |
| MFCD00011335 | |
| sulphurous acid, sulfur dioxide solution, schweflige saure german, h2so3, unii-j1p7893f4j, schweflige saure, acide sulfureux, acido sulfuroso, schweflige saeure, trioxosulfuric acid | |
| LSNNMFCWUKXFEE-UHFFFAOYSA-N | |
| sulfurous acid | |
| 1100 | |
| 82.08 |
Chemical Identifiers
| 7782-99-2 | |
| 82.073 | |
| LSNNMFCWUKXFEE-UHFFFAOYSA-N | |
| 1100 | |
| sulfurous acid |
| H2O3S | |
| MFCD00011335 | |
| sulphurous acid, sulfur dioxide solution, schweflige saure german, h2so3, unii-j1p7893f4j, schweflige saure, acide sulfureux, acido sulfuroso, schweflige saeure, trioxosulfuric acid | |
| CHEBI:48854 | |
| OS(=O)O |
Safety and Handling
P261-P264b-P271-P280i-P304+P340-P305+P351+P338-P312-P501c
H319-H335
DOTInformation : DOT Class: 8, Packaging Group: II
EINECSNumber : 231-973-1
RTECSNumber : WT2775000
TSCA : Yes
Recommended Storage : Ambient temperatures; Store under Argon
RUO – Research Use Only