Chemical Type(s)
Location(s)
- Chicago
Description
Sodium Metabisulfite
Chemical Formula: Na₂S₂O₅
Sodium Metabisulfite is a versatile inorganic compound with a wide range of industrial and commercial applications. It is a white, crystalline powder that readily dissolves in water to form a mildly acidic solution.
Key Uses:
Food Industry:
- Preservative: A widely used food preservative (E223) to prevent microbial growth and oxidation in various food products, including:
- Wines and other alcoholic beverages
- Dried fruits and vegetables
- Meat products
- Processed foods
- Antioxidant: Protects food products from discoloration and spoilage caused by oxidation.
Water Treatment:
- Chlorine Removal: Effectively removes chlorine from water, making it suitable for aquaculture and other applications.
- Oxygen Scavenger: Used to remove dissolved oxygen from boiler feedwater to prevent corrosion.
Industrial Applications:
- Textile Industry: Used in textile dyeing and finishing processes.
- Pulp and Paper Industry: Employed in the pulp and paper industry for various applications.
- Photography: Used as a developing agent in photographic processes.