Sodium Metabisulphite
Sodium Metabisulphite is a white or yellowish crystalline powder with a slight sulfur odor. It is soluble in water and glycerol and forms a sulfurous acid solution when dissolved in water.
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HS Code
28321000
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CAS No
7681-57-4
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Chemical Formula
Na2S2O5
APPLICATION & USAGE
- Food Preservative: Sodium Metabisulphite is commonly used as a preservative in the food industry to prevent spoilage and inhibit the growth of bacteria and fungi in various food products, including dried fruits, beverages, and processed foods.
- Antioxidant: It serves as an antioxidant, protecting certain food items from discoloration caused by oxidation.
- Water Treatment: It is employed in water treatment processes to remove chlorine and chloramines and to control the growth of algae and bacteria in water systems.
- Photography: Sodium Metabisulphite is used in the development of photographic film and as a fixing agent to stabilize images.
- Textile Industry: It is utilized in the textile industry for bleaching, dyeing, and desizing processes.
- Chemical Manufacturing: Sodium Metabisulphite is used in various chemical reactions, such as in the production of certain dyes, pharmaceuticals, and other chemicals.
SIMILAR NAME
- Sodium pyrosulfite
- Sodium disulfite
PACKING
Available packing types