Sodium Hydrosulfite is a white, free flowing and crystalline powder that is low dusting and readily soluble in water. It exhibits strong reducing action in aqueous solutions and is highly stable when kept in a dry clean container away from heat.
TEXTILES
Reduction agent for vat-dyeing cotton fibers and blends. Reduces and eliminates colors not absorbed in polyester fibers. Reduction agent for stripping colorants from textile fibers and in cleaning dyeing equipment.
PULP AND PAPER
Bleaching agent for mechanical and thermo-mechanical pulp and for deinking recycled paper.
OTHERS
Bleaching agent for sugarcane, glues, gelatins, soaps, oils and clay. Reducing or bleaching agent in production of dyestuffs and pharmaceuticals. Reduction of hexavalent chromium to trivalent state for effluent treatment.
Grade | Item | Unit | Spec. |
85% | Appearanc Assay Sodium Carbonate (Na2CO3) Fe Sodium Thiosulfate (Na2S2O3) |
Wt% ppm ppm ppm |
White crystalline powder 85.0 Min. 10.0 Max. 20.0Max. 1.00 |
85% | Appearanc Assay Sodium Carbonate (Na2CO3) Fe |
Wt% ppm ppm |
White crystalline powder 88.0 ~ 92.0 1.50 Max. 20.0Max. |