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Sodium Metabisulfite Powder – Industrial & Food Grade
CAS: 7681-57-4
High-quality sodium metabisulfite powder is used as a preservative, antioxidant, bleaching agent, and water treatment additive. Available in bulk across South Africa.
Sodium Metabisulfite Supplier in South Africa
Sodium metabisulfite (Na₂S₂O₅) is a versatile inorganic compound widely used as a preservative, reducing agent, antioxidant, bleaching chemical, and water treatment additive.
Available in industrial and food-grade forms, sodium metabisulfite powder is essential in applications such as food processing, beverage production, water treatment, and chemical manufacturing.
BRF SA supplies high-quality sodium metabisulfite powder in bulk quantities, with documentation (MSDS/SDS) and support across South Africa and Southern Africa.
What Is Sodium Metabisulfite?
Sodium metabisulfite is a white crystalline powder composed of sodium, sulfur, and oxygen, with the chemical formula Na₂S₂O₅. When dissolved in water, it releases sulfur dioxide (SO₂), making it an effective reducing agent, preservative, and sanitizer across multiple processes.
Common Uses & Applications
Food & Beverage Preservation
Used as a preservative and antioxidant in:
- Wine and alcoholic beverages
- Dried fruits
- Pickles and condiments
- Fruit juices and syrups
It helps control microbial growth and oxidation, extending shelf life.
Water Treatment & Clarification
Acts as a dechlorinating agent and antioxidant in industrial water treatment systems.
Chemical Manufacturing
Used as a reducing agent in textile processing, leather treatment, and chemical synthesis.
Bleaching & Processing Aid
Used in pulp and paper bleaching and chemical processing applications.
Specifications
- Chemical Name: Sodium Metabisulfite
- Chemical Formula: Na₂S₂O₅
- CAS Number: 7681-57-4
- Appearance: White crystalline powder
- Purity: Industrial grade/food grade on request
- Solubility: Soluble in water
Full specification sheets and MSDS/SDS are available upon request.
Packaging & Supply
BRF SA supplies sodium metabisulfite in a variety of industrial packaging options:
- 25 kg bags
- 50 kg bags
- Bulk palletized shipments
- Custom packaging on request
We can assist with sourcing the appropriate grade and quantity for your application.
Storage & Safety
Sodium metabisulfite should be:
- Stored in a cool, dry, well-ventilated area
- Kept away from strong oxidizers
- Handled with proper PPE (gloves, goggles, mask)
- Avoid contact with moisture or acids
Refer to the MSDS for complete safety and first-aid guidance.
Note:
This product is intended for industrial and food-related use. Please consult with a qualified professional for guidance on proper handling, storage, and application.
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