| Customization: | Available |
|---|---|
| CAS No.: | 7757-83-7 |
| Formula: | Na2o3s |
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| Item | Food Grade (GB 1894-2005) | Industrial Grade (HG/T 2967-2000) |
| Sodium Sulfite Content | ≥96.0% | ≥96.0% |
| Sulfate (SO4) | ≤1.5% | ≤2.5% |
| Chlorides (NaCl) | ≤0.1% | ≤0.5% |
| Iron (Fe) | ≤0.002% | ≤0.005% |
| Heavy Metals (Pb) | ≤0.0005% | - |
| Insoluble Residue in Water | ≤0.02% | ≤0.05% |
| Thiosulfate | - | - |
1. Textile Industry: As a bleaching agent and deoxidizer, it is used in the bleaching and mercerizing processes of fabrics. It can effectively prevent the loss of fiber strength while improving the fineness and whiteness of the fabric, thereby enhancing the quality of dyeing and printing.
2. Paper Industry: In the bleaching and pulping processes of paper pulp, it acts as a reducing agent and dechlorinator. It removes residual from the pulp, prevents the oxidative degradation of pulp fibers, and improves the quality and strength of the paper.
3. Water Treatment: As an oxygen scavenger and dechlorinator, it is used in boiler water treatment and wastewater treatment. It can rapidly remove dissolved oxygen and excess preventing equipment corrosion, extending the service life of equipment, and reducing environmental pollution.
4. Food Industry: As a preservative and antioxidant, it is widely used in foods such as dried fruits, nuts, jams, potato products, baking powder, sausages, candies, edible oils, beer, wine, soft drinks, and vinegar. It effectively extends the shelf life of food and maintains its color and flavor.
Packaging:25kg/Ton Bag, PP+PE Bag
Shipping: Any Major Port In The Country
Delivery Within 15 Days After Payment
10,000 Tons Suppy Monthly
Fast And Flexible Suppy Chain
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