| Customization: | Available |
|---|---|
| CAS No.: | 7681-57-4 |
| Formula: | Na2s2o5 |
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Product Name
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Sodium Metabisulfite
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Appearance
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White powder
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Formula
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Na2S2O5
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CAS No.
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7681-57-4
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HS CODE
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2832100000
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Storage
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Store in a segregated and approved area
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Usage
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Leather Treatment/Dyeing and Painting industry/Antiseptic/Bleach/loose agent
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Use 1
Used as bleach, mordant, reducing agent, rubber coagulant, also used in organic synthesis, pharmaceutical and fragrance
Use 2
Used as chromatographic reagents, preservatives and reducing agents in the dye and pharmaceutical industries
Use 3
Sodium pyrosulfite is more strongly reducing than sulfite and acts in a similar way to sodium sulfite. China stipulates that it can be used for preserves, cookies, sugar, rock sugar, caramel, candy, glucose, liquid glucose, bamboo shoots, mushrooms and canned mushrooms, with a maximum usage of 0.45g/kg. Residues of preserves, bamboo shoots, mushrooms and canned mushrooms, grapes and black currant concentrate (as SO2) less than 0.05/kg; Biscuits, sugar, vermicelli and other varieties of residue less than 0.1g/kg; The residual amount of liquid glucose should not exceed 0.2g/kg.
Use 4
Used in food industry as bleach, preservative, loose agent, antioxidant, color protection and fresh-keeping agent.
Application 5
The pharmaceutical industry is used to produce chloroform, phenylpropanone and benzaldehyde. Rubber industry used as a coagulant. Printing and dyeing industry used as dechlorination agent after cotton bleaching, cotton cooking auxiliary. Leather industry for leather processing, can make leather soft, full, tough, waterproof, anti-folding, wear and other properties. Chemical industry for the production of hydroxyvanillin, hydroxyamine hydrochloride and so on. Photosensitive industry used as developer, etc.
Application 6
Food additives, analytical reagents, preservatives, reducing agents, antioxidants, bleach agents
Food additive, analytical reagent, anticorrosive agent, reducing agent, antioxidant, bleach agent
| PRODUCT NAME: | SODIUM METABISULPHITE | Food grade |
| PACKAGE : | 25KG/1250 KG BAGS WITH PALLETS | |
| ITEMS | STANDARD | RESULT |
Na2S2O5 |
97% MIN | 97.50% |
| SO2 | 65%MIN | 65.68% |
| Iron (Fe) | 0.003%MAX | 0.0018% |
| Heavy Metals as Pb | 0.0005% MAX | 0.0004% |
| Chloride(CL) | 0.01%MAX | 0.008% |
| Arsenic | 0.0001% MAX | 0.00006% |
| Water Insoluble | 0.05%MAX | 0.03% |
| PH value | 4-4.6 | 4.5 |
Shandong Chuanghe Supply Chain Management Co., Ltd., established in 2022, is a professional supplier specializing in food additives, water treatment chemicals, and daily chemical raw materials. We are dedicated to providing high-quality products and customized solutions to international buyers. With over a decade of industry experience, we have built a robust product supply chain network, offering comprehensive one-stop services. Our products are exported to regions including Europe, America, Southeast Asia, the Middle East, and Africa, earning the trust of our customers.
1. Any inquiries will be replied within 24hours
2.Professional chemical raw material supplier,Over 12 years experience of exporting.
3.High quality, reasonable & competitive price, fast lead time.
4.After-sale sevice:
1)All products will have been strictly quality checked in house before paking
2) All products will be well packed before shipping
5.Faster delivery:
To follow orders and arrange shipping in time, providing complete
documentsforCustoms clearance according to different export policies in diferent countries.
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