CAS Number 7631-90-5 is the official registry number for Sodium Bisulfite (NaHSO₃, MW 104.06 g/mol). Available from verified Indian manufacturer with full documentation.
| CAS Number | 7631-90-5 |
| Chemical Name | Sodium Bisulfite |
| Molecular Formula | NaHSO₃ |
| Molecular Weight | 104.06 g/mol |
| Category | Specialty |
| Grade | Technical/37-40%/Anhydrous |
| HSN Code | 2832.20 |
Sodium hydrogen sulfite · Bisulfite of soda · E222
Food preservative (E222), Photographic fixer, Textile bleaching, Water dechlorination
Food, Photography, Textile, Chemical