Sodium Metabisulphite
Detailed Product Information

Sodium Metabisulphite
Sodium Metabisulphite is a reducing agent and preservative used in water treatment, food processing, and photography.
- Formula:
- Na₂S₂O₅
- CAS:
- 7681-57-4
- Min. Order:
- 200KG
- Molecular Wt:
- 190.10
- Melting Pt:
- 150°C (decomposes)
- Appearance:
- White crystalline powder.
- Application:
- Water: Dechlorination.
Food: Preservative and antioxidant.
Photography: Chemical developer. - Packaging:
- 25kg bags with inner lining.
- Storage:
- Store sealed in a cool, dry place.
- Transportation:
- Oxidizer; follow hazardous material regs.
- Summary:
- A multifunctional chemical for preservation, reduction, and water treatment.