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Commodity: Sodium Metabisulphite

Chemical Formula: Na2S2O5

Appearance: Colorless Crystals

                      

Specification

Analytical item	Technique Index
sodium metabisulfite≥	64
sodium sulfite	3
sodium sulphate    %≤	1.5
sodium chloride  %≤	0.1
moisture %≤	0.05
insoluble  %≤	0.1
iron	10 ppm
heavy metals	10 ppm

 

Packing: In 25kg pp bag,20MT/20FCL

Usage: Bleaching agent for textile fibres;

Colors stripper and dechlorination; preparation of Indigo Vat Dye; solubilizing and acidyfing agent for leather industries ;bleaching agent for paper pulps;

preservative and sterilisation agent for food industries

Sodium Metabisulphite