CAS Number 7757-83-5 is the official registry number for Sodium Sulfite (Na₂SO₃, MW 126.04 g/mol). Available from verified Indian manufacturer with full documentation.
| CAS Number | 7757-83-5 |
| Chemical Name | Sodium Sulfite |
| Molecular Formula | Na₂SO₃ |
| Molecular Weight | 126.04 g/mol |
| Category | Inorganic Salt |
| Grade | Technical/97%/Food Grade/LR |
| HSN Code | 2832.10 |
Sodium sulfite anhydrous · Disodium sulfite · E221 · Na2SO3
Food preservative (E221), Photographic developer, Pulp & paper, Textile, Water treatment
Food, Paper, Textile, Chemical, Research