Sodium Hydrosulfite [NaO2SSO2Na] [CAS_7775-14-6] Technical Grade, 90+%, White Powder (220.46 Lb Drum)

Applications

Reducing Agent, Sulfonating Agent, Textile Dyeing, Pulp and Kaolin Bleaching, Leather, Polymers, Photographics, Chemical processing, cleaners, water treatment, gas purification, and environmental improvement.

Sales Specification

• Assay: 90.00 % Min.
• Appearance: White crystalline powder
• Na2CO3 (Sodium Carbonate): 1.50 % - 2.50 %
• Na2S2O3 (Sodium Thiosulfate): 0.50 % - 1.50 %
• Na2S2O5 (Sodium Metabisulfite): 3.50 % - 7.00 %
• HCOONa (Sodium Formate): 1.50 % - 2.50 %
• Fe (Iron): 18 ppm Max.
• Water Insoluble: 0.10 % Max.
• Total other heavy metals: 10 ppm Max.

Package

In 220.46 Lb drum