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| Place of Origin: | Hunan |
| Brand Name: | Kemsky |
| Certification: | ISO 9001 |
| Model Number: | sodium sulfite |
| Minimum Order Quantity: | 1 metric ton |
|---|---|
| Price: | usd 430 per metric ton |
| Packaging Details: | 25 kgs bag,1000 kgs big bag |
| Delivery Time: | 5-8 days |
| Payment Terms: | T/T , L/C |
| Supply Ability: | 3000 tons per month |
| Name: | Sodium Sulfite SSA Antioxidant | Other Name: | Anhydrous Sodium Sulphite Antioxidant |
|---|---|---|---|
| Apperance: | Dry Powder Crystalline Pure White | Usage: | Antioxidant |
| Packing: | 25 Kgs Plastic Woven Bag | Mocular: | Na2SO3 |
| High Light: | sodium sulfite anhydrous,sodium sulfite oxygen scavenger |
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SODIUM SULFITE ANHYDROUS
1.Industry Grade Anhydrous Sodium Sulfite Na2so3 96% 97% 98 %
2.Competitive Price&Good service
3.free sample and quick delivery
Product Description
Name: Industry Grade Price Anhydrous Sodium Sulfite Na2so3
Physical and chemical properties:
White crystalline or powder form; triangular prism crystal shape; alkaline water solution with pH at 9 – 9.5; The highest water solubility is about 28% with temperature at 33.4°C. When exposed to air, it is oxidized to form sodium sulfate. When heated to high temperature, it decomposes to form sodium sulfide; Density: 2.633(15.4°C), Refractive Index: 1.565; Molecular Weight: 126.04.
[Implementation of standards]:GB9005-88
| Item | Value | |
| Top-grade | First grade | |
| sodium sulfite(Na2SO3)%≥ | 98 | 97 |
| Fe,%≤ | 0.003 | 0.003 |
| water-Insoluble%≤ | 0.01 | 0.02 |
| Free alkali(as Na2CO3),%≤ | 0.001 | 0.1 |
| Sulfate(as Na2SO4),%≤ | 1.2 | 2.5 |
| Chloride(as NaCl),%≤ | 0.003 | 0.1 |
Application:
It is used in dyeing industry as deoxidizer and bleaching agent for a variety of cotton fabric treating and scouring, which can prevent fabrics from local oxidation and deterioration of fibre s
trength. In photographic industry it is used as a reagent. In organic industry it is used as reducing agent in production of m-phenylenediamine, 25 - bared oxazolone, amino salicylic acid, etc. Textile industry uses it as a stabilizer for synthetic fibre. Other applications include various uses in paper mills, electronic industry, water treatment, etc.
10. Packing : External packing is PP woven bag, Internal packing is PE bag,25 kgs, 50 kgs, 1000 kgs, and 1250 kgs bag packing.
11. Storage & defence: Stored in cool and dry place, avoid moisture and heat. No breakage, No mixed with oxidant and toxic matter. The storage period is 6 month since the production date. It should be transported by clean car, with covering matter, avoid rain.
Contact Person: Mrs. Kim Xie
Tel: +8613975090964
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