Sodium Metabisulphite – Kenya, Uganda, Tanzania & Ethiopia
Product Description
Sodium Metabisulphite is a white crystalline powder widely used as a reducing agent, antioxidant, and preservative in various industrial and commercial applications. It is an inorganic chemical with the formula Na₂S₂O₅. Its ability to react with oxygen and release sulphur dioxide under suitable conditions makes it valuable in food processing, water treatment, chemical manufacturing, and other industrial processes.
In the food and beverage industry, suitable food-grade material helps prevent oxidation, control browning, and maintain product quality in approved applications. It may be applied in selected fruit processing, beverage production, and other food-processing operations where regulations permit its use. The correct grade and dosage depend on the product, processing requirements, and applicable food safety standards.
Sodium Metabisulphite also supports water treatment, textile processing, pulp and paper production, and chemical manufacturing. In water treatment, it can help remove residual chlorine from treated water. In industrial processes, its reducing properties make it useful in selected chemical reactions and treatment systems.
System Star Industrial supplies Sodium Metabisulphite across Kenya, Uganda, Tanzania, and Ethiopia. We support manufacturers, food processors, water-treatment operators, and other businesses seeking industrial chemicals and raw materials for commercial and bulk requirements, subject to stock availability and product specifications.
The product requires proper handling and storage. Contact with acids can release toxic sulphur dioxide gas, so keep it away from incompatible chemicals and follow the supplier’s safety data sheet.
Applications of Sodium Metabisulphite
Food processing: Helps control oxidation and browning in approved food applications when food-grade material is used within permitted limits.
Beverage production: Supports selected beverage-processing operations where sulphite treatment is permitted.
Fruit and vegetable processing: Helps limit enzymatic browning and oxidation in suitable processing applications.
Water treatment: Helps remove residual chlorine in selected water-treatment systems.
Chemical manufacturing: Serves as a reducing agent in various industrial chemical processes.
Textile processing: Supports selected bleaching, dyeing, and textile-treatment operations.
Pulp and paper production: Provides reducing properties for certain paper and pulp processing applications.
Photography and specialty chemicals: May serve as a chemical reagent in selected photographic and specialty formulations.
Industrial processing: Supports applications that require reducing or antioxidant properties, depending on the process specifications.
Key Features & Benefits
| Feature | Benefit |
|---|---|
| White crystalline powder | Convenient for controlled handling and dosing |
| Reducing properties | Supports selected chemical reactions and treatment processes |
| Antioxidant functionality | Helps limit oxidation in suitable applications |
| Preservative functionality | Supports preservation in approved food applications |
| Chlorine-removal capability | Helps remove residual chlorine in appropriate water-treatment systems |
| Water solubility | Allows incorporation into suitable aqueous formulations |
| Multiple industrial applications | Serves food processing, water treatment, textiles, and chemical manufacturing |
| Different grades | Allows selection according to application and specification requirements |
Technical Data Sheet of Sodium Metabisulphite
| Parameter | Typical Value |
|---|---|
| Chemical name | Sodium Metabisulphite |
| Alternative spelling | Sodium Metabisulfite |
| Chemical formula | Na₂S₂O₅ |
| CAS number | 7681-57-4 |
| Molecular weight | 190.10 g/mol |
| Appearance | White or off-white crystalline powder |
| Odour | May have a slight sulphur dioxide odour |
| Solubility | Soluble in water |
| Chemical nature | Inorganic reducing agent |
| Main properties | Reducing, antioxidant, and preservative functions |
| Purity | Depends on grade and manufacturer |
| Available grades | Food grade or industrial grade, subject to availability |
| Packaging | According to grade and order requirements |
| Storage | Keep tightly sealed in a cool, dry, well-ventilated area away from acids, moisture, and incompatible materials |
Note: These are typical reference specifications. Confirm actual purity, grade, packaging, and other parameters against the manufacturer’s technical data sheet before purchase or use.
Why Choose System Star Industrial?
- Reliable supply options for industrial chemicals and raw materials.
- Product grades suited to different manufacturing requirements.
- Supply coverage across Kenya, Uganda, Tanzania, and Ethiopia.
- Support for commercial and bulk quantity enquiries.
- Technical documentation available where applicable.
- Professional quotation and order support.
- A diverse range of chemicals for food processing, water treatment, cleaning, and manufacturing applications.
FAQs about Sodium Metabisulphite
Q1: What is Sodium Metabisulphite used for?
It serves as a reducing agent, antioxidant, and preservative in approved food-processing applications, water treatment, textile processing, and chemical manufacturing.
Q2: What is the chemical formula?
Its chemical formula is Na₂S₂O₅, and its molecular weight is approximately 190.10 g/mol.
Q3: Is it soluble in water?
Yes. It dissolves in water and forms a solution with reducing properties. Follow the manufacturer’s instructions when preparing and handling solutions.
Q4: Is food-grade Sodium Metabisulphite available?
Food-grade material may be available depending on stock. Confirm the grade and ensure its intended use complies with applicable food safety regulations and permitted limits.
Q5: Can it remove chlorine from water?
Yes. It can react with residual chlorine and is used in suitable dechlorination processes. The required dosage depends on chlorine concentration and treatment conditions.
Q6: Can I order in bulk?
Yes. System Star Industrial supports commercial and bulk supply enquiries, subject to stock availability, packaging, and order requirements.
Q7: What safety precautions should I follow?
Avoid inhaling dust and prevent contact with the eyes and skin. Wear suitable protective equipment and work in a well-ventilated area. People sensitive to sulphites may experience adverse reactions. Keep the product away from acids because contact can release toxic sulphur dioxide gas. Consult the safety data sheet before use.
Contact Us
For quotations and orders in Kenya, Uganda, Tanzania, and Ethiopia, contact System Star Industrial.
Phone: 0723 137 378 / 0736 395 602
Email: [email protected]
Website: www.systemstarindustrial.com
Contact our team for current stock availability, grade specifications, packaging options, bulk pricing, and delivery arrangements.







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