Category:
Prophylactic Biological Products
CAS NO:
7681-57-4
Standard:
In-house Standards,
Sodium Metabisulfite (SMBS) is a white crystalline powder used as a reducing agent and preservative. Manufactured via sulfur dioxide absorption into sodium carbonate, its molecular formula is Na₂S₂O₅ with CAS 7681-57-4.
Contraindicated for sulfite-sensitive asthmatics. Store in cool, dry places away from acids to prevent toxic gas release. Wear PPE during handling to avoid respiratory irritation.