Product Description
SODIUM HYDROSULFITE
Formula : Na2S2O4
CAS No. : 7775-14-6
specification :
Appearance : White Free-Flowing Crystalline Powder
Purity : 85% min. 88% min. 90% min.
Water Insoluble: 0.1% MAX
Fe : 0.002% max.
Zn : 0.0001% max.
Storage time limit : 12 months
Packing : 50 kgs net in new light-blue irondrums with doule inner polybags
Application :
reducing agent, sulfonating agent, cation source for textile, pulp and paper,leather, foods and beverages, polymers, photograghics, chemicalprocessing, cleaners, water treatment, gas purification, and environmentalimprovement.