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Sodium Metabisulfite (SMBS) Food Grade & Industrial Grade

Short Description:

Sodium metabisulfite or SMBS is an inorganic compound of chemical formula Na2S2O5. The substance is sometimes referred to as disodium metabisulfite. In the photographic industry, sodium metabisulfite is used as a fixative ingredient. In the perfume industry, it is used to produce vanillin. Sodium metabisulfite can be used as a preservative in the brewing industry, a coagulant in the rubber industry and a dechlorinating agent after bleaching cotton cloth. It can be used as a reducing agent in the fields of organic intermediates, dyes and leather making.


Product Detail

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Product Tags

Description of goods:  Sodium Metabisulfite

Mol.formula:           Na2S2O5
CAS No. :              7681-57-4
Grade Standard:       Tech Grade Food Grade
Purity:                 97%min

 

Specification

Item Standard Results
Main content(Na2S2O5)  % ≥97% 97.1%
Fe ( Fe) ≤0.003% 0.003%
Water-Insoluble ≤0.05% 0.02%
Arsenic(As) content ≤0.0005% 0.0001
(pb) content ≤0.0005% 0.0005

 

 

Application

Sodium Metabisulfite (SMBS) Food grade

  1. Bleach (such as candy, cakes, etc.);
  2. Loosening agents (such as bread, biscuits, etc.);
  3. Antiseptic fungicides (such as juice, canned, etc.);

4.Anti-oxidants (such as seafood, fruits and vegetables).

 

Sodium Metabisulfite (SMBS) Industrial grade

  1. Printing and dyeing mordant; Dechlorination agent after fabric bleaching;
    2.Chemical and pharmaceutical reductants and sulfonating agents;

3.Bamboo, wood, paper fiber bleach;

4.Non-ferrous metal mineralizers;

5.Wastewater treatment agent; 6.Rubber coagulant and so on.

 

 

Package

25kg/bag ,or according your requirement


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