Photo Grade Sodium Sulphite. PARTICULARS : VALUE SODIUM SULPHITE WT % : 98.5 MIN SODIUM SULPHATE WT % : 1.5 MAX SODIUM CHLORIDE WT % : 0.05 MAX SODIUM CARBONATE WT % : 0.1 MAX MOISTURE WT % : 0.05 MAX INSOLUBLE WT % : 0.1 MAX IRON (fe) PPM : 5 MAX HEAVY METAL (Pb) PPM : 10 MAX SELENIUM PPM : 30 MAX ARSENIC PPM : 3 MAX

We offer Sodium Sulfite Anhydrous. Sodium Sulfite is a reducing agent soluble in water. Its solution in water is basic. It is feeble soluble in liquid chlorine or ammonia. Usage: It is used as a desoxydating or bleaching agent for printing and dyeing industry, as a developer for photographic industry . as a lignin-removing agent for paper industry, as a stabilizer for syntheticfiber for textile industry, as a reducing agent for chemical industry, or for electroplating industry etc. You can contact us if you want to order this product.