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Product Details:
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| Appearance: | White Crystaline Powder | Aspect Of A Solution 10%: | Colorless Limpid Liquid |
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| Purity (Na2S2O5): | Min 97% | Fe: | Max 30ppm |
| As: | Max 1ppm | Total Heavy Metal As Pb: | Max 5ppm |
| High Light: | Sodium metabisulphite Common Food Additives,Common Food Additives 7681 57 4,industry CAS 7681 57 4 |
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Common Food Additives Sodium metabisulphite industry grade CAS 7681-57-4
Product Name: Sodium metabisulfite; Disodiummetabisulfite; Sodium metabisulphite industry grade
Molecular formula: Na2S2O5
Molecular structure:
CAS No.: 7681-57-4
Quality standard: HG/T2826-2008
Application:
In industry, sodium metabisulfite is used in printing and dyeing, organic synthesis, printing, tanning, pharmaceutical and other departments; Sodium metabisulfite is used in the chemical and pharmaceutical industries for the production of insurance powder, sulfamethazine, analgin, caprolactam, etc., as well as the purification of chloroform, phenylpropanesulfone and benzaldehyde. The photographic industry is used as an ingredient for fixing agents. Perfume industry is used to produce vanillin. It is used as preservative in brewing industry, rubber coagulant and dechlorination agent after cotton bleaching. Organic intermediates, dyes and tanning are used as reducing agents, electroplating industry, wastewater treatment of oil fields and beneficiation agent of mines.
Specification:
| Items | Index |
|---|---|
| Appearance | White Crystaline powder |
| Aspect of a solution 10% | Colorless Limpid Liquid |
| Purity (Na2S2O5) | Min 97% |
| Fe | Max 30ppm |
| As | Max 1ppm |
| Heavy metal (as Pb) | Max 5ppm |
Storage:
Store in a cool, dry and well ventilated warehouse. Keep away from kindling and heat sources. Keep the container sealed. It shall be stored separately from oxidants, acids and edible chemicals, and mixed storage shall not be allowed. It should not be stored for a long time to avoid deterioration. The storage area shall be equipped with appropriate materials to contain leakage.
Contact Person: Ms. Emily
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