Description

Technical Analytical Specification Table (Industrial Sodium Sulphite) Parameter Typical Spec Na₂SO₃ content ≥ 96–99 % Sodium sulfate (Na₂SO₄) ≤ 1–3 % Chloride (Cl⁻) ≤ 0.05–0.2 % Insolubles ≤ 0.05 % Moisture ≤ 0.5 % Heavy metals (as Pb) ≤ 10–30 ppm Sodium Sulphite (Na₂SO₃) – Industrial Grade Supplier in India | Laxmi Enterprise Sodium Sulphite – High Purity Industrial Chemical Supplier 'Sodium Sulphite (Na₂SO₃)' is a high-performance inorganic reducing agent widely used across multiple industries including 'water treatment, pulp & paper, textile processing, leather tanning, photography, food processing (approved grades), mining, explosives, chemical manufacturing, boiler treatment, and specialty chemical formulations'. Laxmi Enterprise supplies 'premium-quality Sodium Sulphite' sourced from reliable manufacturers with consistent quality, competitive pricing, fast dispatch, and pan-India delivery. We serve manufacturers, OEMs, exporters, government organizations, EPC contractors, distributors, laboratories, and industrial processing units. Product Overview | Parameter | Details | | ---------------- | ---------------------------------------------------------------------------------- | | Product Name | Sodium Sulphite | | Chemical Formula | Na₂SO₃ | | CAS Number | 7757-83-7 | | Molecular Weight | 126.04 g/mol | | Appearance | White Crystalline Powder / White Granules | | Odour | Odourless | | Solubility | Highly Soluble in Water | | Nature | Reducing Agent | | Grade Available | Technical Grade, Industrial Grade, Food Grade (where applicable), Laboratory Grade | | Packaging | 25 Kg, 50 Kg, Jumbo Bags, Customized Packing | Key Features ✔ High Purity ✔ Excellent Chemical Stability ✔ Low Iron Content ✔ Consistent Particle Size ✔ Excellent Solubility ✔ Moisture Controlled ✔ Industrial Quality Assurance ✔ Bulk Supply Across India ✔ Competitive Commercial Pricing ✔ Ready Stock Availability Applications by Industry 1. Water Treatment Industry Sodium Sulphite is extensively used as an oxygen scavenger to remove dissolved oxygen from boiler feed water. Applications * Boiler Water Treatment * RO Plant Chemicals * Industrial Water Systems * Cooling Towers * Thermal Power Plants Benefits * Prevents corrosion * Extends boiler life * Improves heat transfer * Reduces maintenance costs 2. Pulp & Paper Industry Used during pulping and bleaching processes. Applications * Dechlorination * Bleaching * Paper Brightness Improvement * Chemical Recovery Benefits * Improves paper quality * Controls oxidation * Enhances pulp stability 3. Textile Industry Used as a reducing agent in dyeing operations. Applications * Sulfur Dyeing * Vat Dye Reduction * Bleaching * Fabric Washing Benefits * Better color consistency * Improved dye penetration * Reduced fabric damage 4. Leather Industry Used during leather processing. Applications * Dechlorination * Tanning * Chemical Reduction * Processing Chemicals Benefits * Better leather softness * Improved finishing * Stable processing 5. Chemical Manufacturing An important raw material in chemical synthesis. Applications * Reducing Agent * Intermediate Manufacturing * Sulfonation Process * Specialty Chemicals 6. Mining Industry Used in mineral flotation and cyanide detoxification. Applications * Ore Processing * Mineral Recovery * Cyanide Treatment * Precious Metal Processing 7. Photography Industry Used in photographic developer formulations. Applications * Developer Solutions * Image Stabilization * Chemical Preservation 8. Food Processing Industry (Approved Grade) Food-grade Sodium Sulphite is used under regulated limits. Applications * Food Preservation * Antioxidant * Color Stabilizer *Use only approved food-grade material as per applicable regulations. 9. Explosives Industry Sodium Sulphite is used as a 'reducing and purification chemical' during the manufacturing of certain energetic materials, particularly in TNT purification processes. Applications * TNT purification * Removal of unwanted nitro-compounds * Process chemical in explosive manufacturing * Specialty chemical processing 10. Pharmaceutical Industry Used in controlled manufacturing processes. Applications * Chemical Intermediate * Oxygen Scavenger * Laboratory Reagent 11. Laboratory & Research * Analytical Reagent * Educational Laboratories * Chemical Testing * Research Institutes Typical Technical Specifications | Property | Typical Value | | ------------------------ | --------------------------------- | | Sodium Sulphite (Na₂SO₃) | 96–98% / 98–99% (grade dependent) | | Sodium Sulphate | Controlled | | Iron | Low | | Water Insoluble Matter | Very Low | | Moisture | Controlled | | pH (Solution) | Mildly Alkaline | | Appearance | White Crystal / Powder | (Custom specifications can be supplied based on customer requirements.) Packing Options Laxmi Enterprise supplies Sodium Sulphite in multiple industrial packaging options: * 25 Kg HDPE Bag * 25 Kg Laminated Bag * 50 Kg Bag * 500 Kg Jumbo Bag * 1000 Kg Jumbo Bag * Custom OEM Packing * Export Standard Packing * Palletized Export Shipment * Moisture-Proof Packaging Industries We Supply * Water Treatment Plants * Boiler Chemical Manufacturers * Paper Mills * Textile Processing Units * Leather Industries * Mining Companies * Chemical Manufacturers * Food Processing Units * Pharmaceutical Industries * Laboratory Suppliers * Research Institutes * Government Organizations * EPC Contractors * Industrial Chemical Distributors * Export Houses Why Choose Laxmi Enterprise? Laxmi Enterprise is a trusted industrial chemical supplier based in Vadodara, Gujarat, serving customers across India with reliable sourcing, technical support, and prompt deliveries. Our strengths include: * High-quality industrial chemicals * Consistent batch quality * Competitive commercial pricing * Fast dispatch from Gujarat * Bulk order capability * Customized packaging * Technical documentation (COA, SDS/MSDS) * Nationwide logistics support * Dedicated customer assistance Frequently Asked Questions (FAQ) Is Sodium Sulphite the same as Sodium Sulfite? Yes. 'Sulphite' is the British English spelling, while 'Sulfite' is the American English spelling. Both refer to the same chemical (Na₂SO₃). What industries use Sodium Sulphite? It is widely used in water treatment, pulp & paper, textiles, leather, mining, chemical manufacturing, photography, pharmaceuticals, laboratories, food processing (approved grades), and explosives processing. What purity grades are available? Industrial grades typically range from 96% to 99% purity, with specialty grades available based on application. Is Sodium Sulphite hygroscopic? Yes, it can absorb moisture from the atmosphere, so it should be stored in tightly sealed containers in a cool and dry place. What packaging sizes are available? Standard packs include 25 kg and 50 kg bags, with jumbo bags (500 kg and 1000 kg) and customized packaging available on request. Can Sodium Sulphite be used in boiler water treatment? Yes. It is widely used as an oxygen scavenger to remove dissolved oxygen and reduce corrosion in boiler systems. ### Is technical support available? Yes. Laxmi Enterprise can provide product specifications, COA, SDS/MSDS, application guidance, and commercial assistance. Contact Laxmi Enterprise Laxmi Enterprise Industrial Chemical Supplier – Vadodara, Gujarat, India 📞 **Mobile:** +91 98248 40051 📧 **Email:** [laxmienterprise1981@gmail.com](mailto:laxmienterprise1981@gmail.com) 🌐 **Website:** [www.laxmienterprise.net](http://www.laxmienterprise.net) **Serving customers across India with dependable industrial chemical solutions, quality assurance, and timely deliveries.**