Anhydrous Sodium Sulfite

sodium sulphite anhydrous, Na2SO3, 90% 93% 96% min purity, white powder, technical grade and food grade, Ph value is about 9-9.5, water soluble. the ratio is 2.633. Used as deoxidizer and bleach, cotton fabric scouring in printing and dyeing industry, fixing agent, reducing agent, etc.

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