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Home Products Industrial grade



Sodium Metabisulfite (Industrial grade):

Molecular formula: Na2S2O5;
The national standard: HG/T 2826-1997;
Appearance: white or slightly yellow crystalline powder;
Packing: In 25kg net plastic lined plastic woven bags, or 1100kg net big bags;
Validity: 6 months from the date of production;

Specifications:

 Project

Indicators 

 Content(Na2S2O5), ω /%

  96.0

 Iron(Fe), ω /%

  0.005

Insoluble matter in water

 pass

 Heavy metal(Pb), ω /%

  0.05

 Arsenic(As), ω /%

  0.0001


Usage:
Used as a mordant dyeing,fabric antichlor after bleaching,paper fiber bleaching agents,chemical medicine by reducing agent and sulfonating agent,non-ferrous metal ore-dressing agent,waste water treatment agent,tanning agent for leather industries,natural rubber coagulant,additiver for building materials.

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