Customization: | Available |
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CAS No.: | 7681-57-4 |
Formula: | Na2s2o5 |
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Sodium metabisulfite is a white or yellow crystalline powder or small crystal with a strong SO2 odor, a specific gravity of 1.4, soluble in water, and the aqueous solution is acidic. When it is in contact with a strong acid, it releases SO2 to form a corresponding salt. When it is left in the air, it oxidizes. It is Na2S2O6, so the product cannot be stored for a long time. Above 150 degrees Celsius, SO2 is decomposed.
PRODUCT USAGE
1. Used for the production of insurance powder, sulfadimethylpyrimidine, analgin, caprolactam and so on;
2. Used for the purification, phenylsulfoxide and benzaldehyde.
3. Ingredients used as fixing agents in the photographic industry;
4. The spice industry is used to produce vanillin;
5. Used as a preservative in brewing industry;
6. Rubber coagulant and cotton cloth after bleaching dechlorination agent;
7. Used for printing and dyeing, tanning;
8. Used as a reducing agent;
9. Used for electroplating industry, oil field wastewater treatment and used as mineral processing agent in mines, etc.
10.Used as preservative, bleach and loose agent in food processing.
PACKAGING & STORAGE
Store the product in a cool and dry place
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