Top Manufacture of Sodium Metabisulfite Metabisulphite

• CAS No.: 7681-57-4
• Formula: Na2s2o5
• EINECS: 231-673-0
• Certification: CCIC, CIQ, RoHS, ISO
• Purity: 90%~99%
• Type: Sodium Sulfate
• Model NO.: industry grade and food grade
• Appearance: Powder
• Grade Standard: Industrial Grade
• Delivery: 14 Days
• Transport Package: 25kgs Bag
• Specification: SMBS 97%
• Trademark: okay
• Origin: China
• HS Code: 28321000
• Production Capacity: 100000mt/Month

Product Description

  

Iterms	Standards	Result
NA2S2O5 CONTENT            %	97 MIN	97.5
HEAVY METALS (AS PB) :      %	0.0005%MAX	0.0002
(AS)               %	0.0002%MAX	0.00008
IRON (FE) :                   %	0.002%MAX	0.0015
WATER INSOLUBLE           %	0.05%MAX	0.01
CHLORIDE :                 %	0.5% MAX	0.09
PH VALUE :	4.0-4.5	4.4
CONCLUSION	QUALIFIED

Chemical industry
It is used for the production of insurance powder, sulfamethazine, analgin, caprolactam, etc., phenylpropane sulfone and benzaldehyde. The photographic industry is used as a fixative for the fixer. The perfume industry is used to produce vanillin. Used as a preservative for brewing industry, a rubber coagulant and a bleaching agent for cotton bleaching. Organic intermediates, dyes, and tanning are used as reducing agents for electroplating, wastewater treatment in oil fields, and as a mineralizer for mines. 
industry
It is used in printing and dyeing, organic synthesis, printing, tanning, pharmaceutical and other departments; as a preservative, bleaching agent and loosening agent in food processing.
Used as a chemical reagent
(Printing and dyeing, photography, etc.), used as bleach mordant, reducing agent rubber coagulant, also used in organic synthetic pharmaceuticals and spices.

 

Product Name	Sodium Metabisulfite
Appearance	White powder
Formula	Na2S2O5
CAS No.	7681-57-4
HS CODE	2832100000
Storage	Store in a segregated and approved area
Usage	Leather Treatment/Dyeing and Painting industry/Antiseptic/Bleach/loose agent