Product: Sodium Metabisulfite
Chemical Formula: Na2S2O5
CAS No.: 7681-57-4
Appearance: Colorless Crystals
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.
Specification of Sodium Metabisulfite:
Analytical item Technique Index
sodium metabisulfite % 64 min
sodium sulfite 3
sodium sulphate % 1.5 max
sodium chloride % 0.1 max
moisture % 0.05 max
insoluble % 0.1 max
iron 10 ppm
heavy metals 10 ppm
Chemical Formula: Na2S2O5
CAS No.: 7681-57-4
Appearance: Colorless Crystals
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.
Specification of Sodium Metabisulfite:
Analytical item Technique Index
sodium metabisulfite % 64 min
sodium sulfite 3
sodium sulphate % 1.5 max
sodium chloride % 0.1 max
moisture % 0.05 max
insoluble % 0.1 max
iron 10 ppm
heavy metals 10 ppm
Certificate
- sodium metabisulfite
Main Products
pentaerythritol oxalic acid, carbon black calcium carbide