97% Min Food Grade Sodium Pyrosulfite

Product Details
Customization: Available
CAS No.: 7681-57-4
Appearance: Powder
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Number of Employees
6
Year of Establishment
2009-01-14
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Basic Info.

Model NO.
food grade
Classification
Sodium Pyrosulfite
Certification
CIQ, ISO
Purity
97%
Type
Sodium Pyrosulfite
Grade Standard
Food Grade
Content
97%
CAS
7681-57-4
Einecs No
231-673-0
M.F.
Na2s2o5
Transport Package
25kg/Bag or 1250kg/Bag
Specification
food grade /tech grade
Trademark
SC
Origin
China
HS Code
2832100000
Production Capacity
150000/Ton

Product Description

SODIUM PYROSULFITE
CAS NO.: 7681-57-4
Molecular Formula Na2S2O5 
Molecule Weight 190.10

Characteres: White or light yellow crystalline powder or small crystals, with a strong smell of SO2, specific gravity 1.4, soluble in water, acidic aqueous solution, contact with strong acid is released SO2 and generate the corresponding salts, for a long time in the air, is oxidized to Na2S2O6, so the product cannot be far.Higher than 150 degrees Celsius, namely decomposition of SO2.
 
Specification : (food grade)

 
Item Standard
Purity (calculated with Na2S2O5) 97%min
Iron (Fe) 0.005%max
Arsenic (As) 0.0002%max
PH value 4.0-4.6
Water insoluble matter 0.05%max
Heavy metal(as Pb) 0.001%max

 
Package:  25kg net in PP bags with PE liner, or 1000kg net in ton bag

Application:                                                 
Bleach agent e.g.candies, cake, bamboo shoots, etc.
Loose agent e.g.bread, cracker etc.
Antiseptic and germicide e.g.fruit juice tinned food brews the cereals food is defended storage etc.
Inhibitor and freshen agent e.g. seafood fruit and vegetable etc.

Regulations in China can be used for the candied fruit, biscuits, sugar, crystal sugar, caramel, candy, glucose, liquid glucose, bamboo shoots, mushrooms and canned mushrooms, maximum usage of 0.45 g/kg.Candied fruit, bamboo shoots, mushrooms and canned mushrooms, grapes and blackcurrant juice concentrate of residues (SO2) is less than 0.05 g/kg;Biscuits, sugar, fans and other varieties of residual is less than 0.1 g/kg;The residues of liquid glucose may not be over 0.2 g/kg




 

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