Sodium Sulfite

Sodium Sulfite is a white, crystalline or powder form compound valued for its oxygen-binding properties. By neutralizing oxygen, it helps prevent corrosion and maintain the freshness and stability of various products, making it ideal for industrial, food, and manufacturing applications. Sodium Sulfite (Na₂SO₃) is a powerful oxygen scavenger and reducing agent, extensively used to prevent oxidation, preserve product quality, and extend shelf life. This versatile compound plays a crucial role in industries such as water treatment, food preservation, and chemical manufacturing due to its effectiveness in controlling oxygen levels and preventing spoilage.

Industrial uses and applications of Sodium Sulfite:

1. Water Treatment: Removes dissolved oxygen in boiler and cooling water systems, reducing corrosion and extending equipment life.

2. Food Preservation: Prevents oxidation and discoloration in dried fruits, beverages, and other foods, maintaining quality and freshness.

3. Photography: Stabilizes photographic developers by preventing oxidation, ensuring clear and high-quality images.

4. Pulp and Paper Industry: Aids in the pulping process, helping to produce brighter and higher-quality paper products.

5. Chemical Manufacturing: It is used as a reducing agent in dye production and other chemical processes, ensuring consistency and purity.

6. Textiles: It is used as a bleach, desulfurizer, or dechlorinator.

7. Leather: It is used in the tanning of leather.

8. Food: It is used as a preservative or antioxidant to prevent dried fruit from discoloring and to preserve meats.

9. Flue gas desulfurization: It is used in the Wellman–Lord process.

Advantages of Sodium Sulfite:

1. Efficient Oxygen Scavenger: Prevents oxidation by binding with dissolved oxygen, essential in industrial and water treatment applications.

2. Preservative Qualities: Extends the freshness and quality of food products by preventing discoloration and spoilage.

3. Versatile and Stable: Effective across a wide pH range, allowing broad compatibility in different formulations and processes.

Specification: 

Purity : 97%

Physical State : Powder and crystalline forms.

Grade : Anhydrous and reagent

CAS No : 7757-83-7

pH : approximate pH value of 9

Packaging: 25 Kg. Bag

MOQ: 50 Kg.