Spec: 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/20’FCL

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