Description
Sodium Sulphite
High-quality Sodium Sulphite for water treatment, photography, textile, leather, food and industrial applications.
Product Description
Sodium Sulphite is a white crystalline powder used primarily as a reducing agent, oxygen scavenger and preservative across photography, textile and water-treatment industries.
Anhydrous
Technical Grade
Industrial Grade
Technical Grade
Industrial Grade
Product Identification
| Product Name | Sodium Sulphite |
| Chemical Name | Sodium Sulphite |
| Chemical Formula | Na₂SO₃ |
| Product Forms | Anhydrous Technical / Industrial Grade |
Physical & Chemical Properties
| Appearance | White crystalline powder |
| Colour | White |
| Physical State | Solid |
| Function | Reducing agent, oxygen scavenger and preservative |
Specifications
| Parameter | Anhydrous Technical | Industrial Grade |
|---|---|---|
| Assay (Na₂SO₃) | ≥ 96.0% | ≥ 98.0% |
| Sodium Thiosulphate | ≤ 0.5% | ≤ 0.3% |
| Iron (Fe) | ≤ 0.005% | ≤ 0.003% |
| Heavy Metals (as Pb) | ≤ 10 ppm | ≤ 5 ppm |
| Water Insoluble Matter | ≤ 0.05% | ≤ 0.03% |
| Appearance | White crystalline powder | White crystalline powder |
Applications & Uses
💧 Water Treatment – oxygen scavenger for boiler feed water
📷 Photography – developer preservative
🧵 Textile Industry – bleaching and desulphurizing agent
🧴 Leather Industry – tanning process chemical
🍇 Food & Beverage Industry – preservative and antioxidant
⚗️ Pulp & Paper Industry – bleaching agent in paper manufacturing
🛢️ Oilfield Chemicals – corrosion inhibitor and oxygen scavenger
Storage & Handling
| Storage Condition | Store in a cool, dry, well-sealed area away from oxidizing agents |
| Shelf Life | 1 year from date of manufacture in original sealed packaging |
| Hazard Classification | Mild irritant to eyes, skin and respiratory tract; may release SO₂ with acids |
| Regulatory Status | Industrial and technical-grade use |
| Packaging | 25 Kg Bags |
| Documents Available | Certificate of Analysis (COA), MSDS available on request |
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