Product Information
CAS Number:
7681-57-4
EC Number:
231-673-0
Formula:
Na2S2O5
HS Code:
28321010
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Sodium Metabisulfite (E223) (CAS Number: 7681-57-4) Supplier in South Africa
Physical Properties
Understanding Sodium Metabisulfite Characteristics
Sodium Metabisulfite is a white to yellowish powder with a characteristic sulfur dioxide-like odor. It is highly soluble in water and forms a clear solution.
Production Methods
How Sodium Metabisulfite is Manufactured
Sodium Metabisulfite is produced by treating sodium bisulfite with an oxidizing agent, typically hydrogen peroxide.
Industrial Applications
Versatility in Industrial Use
Sodium Metabisulfite (E223) finds extensive applications in various industries, including:
- Food Industry: It is used as a preservative and antioxidant in various food products, such as wines, dried fruits, and processed meats.
- Water Treatment: Sodium Metabisulfite is employed in water treatment to remove chlorine and as a reducing agent in water purification.
- Photography: It is used in photography as a developing agent and as a preservative for photographic solutions.
Safety Information
Handling Sodium Metabisulfite (E223) with Care
Sodium Metabisulfite (E223) is generally recognized as safe when used in approved concentrations in various applications. However, proper handling and adherence to recommended guidelines are essential. Please refer to our Material Safety Data Sheet (MSDS) for comprehensive safety guidelines.