Global - Premier Sodium Sulfite: The Essential Chemical for Diverse Industrial Applications
Major Application Fields
In the paper industry, sodium sulfite plays a crucial role. It is used in the pulping process to break down lignin, a complex polymer that binds cellulose fibers in wood. By reacting with lignin, sodium sulfite helps to dissolve it, separating the cellulose fibers and making them available for papermaking. This results in higher - quality pulp with improved strength and brightness. Paper manufacturers rely on our sodium sulfite to produce a variety of paper products, from newsprint to high - end printing papers, with enhanced performance and appearance.
The textile industry also benefits significantly from our Global - Premier Sodium Sulfite. It is used as a reducing agent in textile dyeing and finishing processes. In dyeing, sodium sulfite helps to convert certain dyes into their soluble forms, allowing them to penetrate the fabric fibers more effectively. This leads to more vibrant and long - lasting colors. Additionally, it can be used to remove excess dye and oxidizing agents from the fabric, improving the overall quality of the finished product. Textile mills use our sodium sulfite to create high - quality textiles that meet the demands of the fashion and home decor markets.
In the food industry, sodium sulfite serves as a preservative and antioxidant. It helps to prevent the oxidation of food components, such as fats and oils, which can lead to rancidity and spoilage. It also inhibits the growth of microorganisms, extending the shelf - life of food products. For example, in dried fruits and vegetables, sodium sulfite helps to maintain their color, flavor, and nutritional value. Food manufacturers rely on our sodium sulfite to ensure the safety and quality of their products, while also meeting strict food safety regulations.
In the water treatment industry, sodium sulfite is used as an oxygen scavenger. Dissolved oxygen in water can cause corrosion in pipes, boilers, and other industrial equipment. Sodium sulfite reacts with oxygen to form sodium sulfate, removing the oxygen and preventing corrosion. Water treatment plants and industrial facilities use our sodium sulfite to protect their equipment, reduce maintenance costs, and ensure the efficient operation of their systems.
Specifications
| Product Name | Sodium Sulfite | |||||||||
| Chemical Formula | Na2SO3 | |||||||||
| Molecular Weight | 126.04 g/mol | |||||||||
| Appearance | White crystalline powder | |||||||||
| Melting Point | 500℃ | |||||||||
| Density | 1.56 g/cm³ | |||||||||
| CAS NO | 7757 - 83 - 7 | |||||||||
| HS Code | 28321000 | |||||||||
| EINECS NO | 231 - 821 - 4 | |||||||||
| Application | Used in papermaking, textile, food, and chemical industries | |||||||||
Quality Control Sheet
| Product Name | Sodium Sulfite | ||||||
| ITEM | SPECIFICATION | TEST RESULT | |||||
| NA2SO3 CONTENT: | 97.0 %MIN | 97.4% | |||||
| SODIUM SULPHATE: | 2.0%MAX | 1.10% | |||||
| SODIUM CHLORIDE (NACL): | 0.5%MAX | 0.05% | |||||
| IRON (FE): | 0.005%MAX | 0.0018% | |||||
| ARSENIC (AS ): | ---------- | ---------- | |||||
| HEAVY METALS (AS PB): | ---------- | ---------- | |||||
| WATER INSOLUBLE: | 0.03%MAX | 0.01% | |||||
In summary
Our Global - Premier Sodium Sulfite is packaged in high - quality, moisture - resistant containers to prevent degradation during storage and transportation. Each batch undergoes rigorous quality control tests, including purity analysis, chemical composition verification, and performance evaluations. Whether you're a paper mill in North America, a textile factory in Asia, a food producer in Europe, or a water treatment facility in Africa, our sodium sulfite is the reliable and versatile solution you need. It offers unrivaled performance, ensuring that it meets and exceeds your specific industry requirements.