Uses of Sodium Metabisulfite
- Food Preservative: It is commonly used to preserve dried fruits, juices, and wines by preventing spoilage and discoloration.
- Antioxidant: Acts as an antioxidant in various food products to prevent oxidation and maintain color and freshness.
- Disinfectant: Utilized in water treatment and as a disinfectant for equipment in breweries and wineries.
- Textile Industry: Used for bleaching and as a reducing agent in the dyeing and printing of textiles.
- Photographic Industry: Serves as a fixing agent in photographic developing solutions.
- Chemical Manufacturing: Used as an intermediate in the production of other chemicals.
- Pharmaceuticals: Used as a preservative and antioxidant in some medicines.