Product Information
|
Product Name |
Sodium Metabisulfite |
|
Chemical Formula |
Na2S2O5 |
|
CAS NO. |
7681-57-4 |
|
Appearance |
White to light yellow crystals with a pungent odor |
|
Brand Name |
XINCHANG |
Supply Capacity
Annual output of 15000 tons
Minimum order quantity
One container
Specifications
|
Test Items |
Norm |
|
Appearance |
White to light yellow crystals with a pungent odor |
|
Purity (calculated as Na2S2O5) |
≥96.0% |
|
Sulfur dioxide (SO2) |
≥65.0% |
|
Mass fraction of water-insoluble substances (on a dry basis)% |
≤0.05% |
|
PH |
4.0-4.8 |
Applications
Basic chemical raw materials.
Sodium metabisulfite is used in industries such as printing and dyeing, organic synthesis, printing, leather making, pharmaceuticals, etc; Sodium metabisulfite is used in the chemical and pharmaceutical industries for the production of insurance powder, sulfamethoxazole metamaterial, caprolactam, as well as for the purification of chloroform, phenylpropanoid sulfone, and benzaldehyde. The chemical book of photography industry is used as an ingredient for fixing agents. The spice industry is used to produce vanillin. Used as a preservative in the brewing industry, a rubber coagulant, and a dechlorination agent for bleached cotton fabrics. Organic intermediates, dyes, leather used as reducing agents, used in electroplating industry, wastewater treatment in oil fields, and used as mineral processing agents in mines.
Achievement
The products are exported to over 40 countries and regions in the world, covering West Africa, Southeast Asia, South America, Europe and Australia etc.
The company has successfully established partnerships with major oilfield service companies, achieving significant market share in the chemical manufacturing industry, with demand mainly coming from expanding industrial activities, particularly in the fields of oil and gas, water treatment, and agriculture. We have achieved high customer satisfaction through reliable product quality and support services.
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