Chemicals Formula: Na2S205
Tech Grade
Sodium Metabisulphite (As SO2), %≥--------------------------------64
Fe %≤---------------------------------------------------------------------0.005
Water-insoluble Matter%≤---------------------------------------------0.05
PH -------------------------------------------------------------------------4.0-4.6
Food Grade
Sodium Metabisulphite (As SO2), %≥--------------------------------64
Fe, %≤---------------------------------------------------------------------0.005
Water-insoluble Matter, %≤--------------------------------------------0.05
PH -------------------------------------------------------------------------4.0-4.6
Pb%≤---------------------------------------------------------------------0.002%
As%≤----------------------------------------------------------0.0002%
Appearance : White powder
Packing: 25 kg in net PP bag, 20MT in the 20'FCL
Uses : It is used as a food additive, leaching 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
