Sodium Pyrosulfite

Show company
Application
Food Grade: 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. day lily, seafood, fruit and vegetable etc). Industry Grade: Mordant of printing and dyeing; Dechlorinate of textile after bleaching; Sulphonated agent and reducer of chemical industry and pharmacy; Bleach of paper pulp, bamboo and timber bleach of Stap; Treatment agent of waste water; Rubber solidifying agent Perfume industry is served as hydro carbon perfume aldehyde. The hide profession employ to do to molt dose and pliable dose and wearproof dose; sewage treatment, and so on. Pharmaceutical Grade: In chemical synthesis in the production of acrylic fibre, vitamin K, vitamin A, pharmaceutical intermediates, etc. Photo Grade: The sensitize industry is served as the developing agent reductant and the protection of fixing bath dose
Description
Sodium metosulfite is white or yellow crystalline powder or small crystal, with strong smell of SO2, specific weight 1.4, soluble in water, the aqueous solution is acidic, contact with strong acid will release SO2 and generate the corresponding salt, long time in the air, it will be oxidized into Na2S2O6, so the product can not be stored for a long time. Above 150 degrees Celsius, SO2 is decomposed.

Product Properties

Set 1

CAS
7681-57-4
Chemical Formula
Na2S2O5
Appearance/State
White Powder
Molecular Weight
190.09 g/mol
EINECS
231 - 673 -0

Packaging

Package Type
Weight/Volume per Package
Bag
25 kg
Package Type
Weight/Volume per Package
Bag
1000 kg

Pricing

Unit
-
Currency
-
Value
-

Documents

Product Champions

General Info

Listing Type
Product
Published
Oct 21, 2022
Last Edited
Oct 21, 2022
Categories
Chemicals
© 2025 Sourcezon Ltd.

Supply Chain Network

Contact UsAbout Us
Terms of UsePrivacy PolicyFAQ