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Commodity name: Sodium Hydrosulfite
Formula : Na2S2O4
CAS No. : 7775-14-6

Product Feature
Smell: flavourless or smell of sulfur dioxide
Storage time limit: 12 months
Packing: 50 kgs net in new light-blue iron drums with doule inner polybags
Product Specification/Models
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.
Pb: NO
reducing agent, sulfonating agent, cation source for textile, pulp and paper, leather, foods and beverages, polymers, photograghics, chemical processing, cleaners, water treatment, gas purification, and environmental improvement.