Product Application

Sodium sulfite anhydrous is a white granular material with the chemical formula Na2SO3

It is primarily used in pulp and paper industry. It is used in water treatment as an oxygen scavenger agent, in the photographic industry to protect developer solutions from oxidation, in textile industry as a bleaching, as a desulfurising and as a dechlorinating agent and in leather trade for the sulfitisation of tanning extracts. It is used in chemical manufacturing as a sulfonation and sulfomethylation agent. It is used in the production of rubber chemicals, sulfur dyes and other chemical compounds. It is used in other applications including ore flotation, oil recovery, food preservative, making dyes, and detergent.

White, free flowing crystalline Odorless powder

Dechlorination in municipal wastewater, pulp & paper, power, and textile water treatment plants

Boiler water treatment

Oxygen scavenger



Flue gas desulfurization

Chemical manufacturing in the sulfonation process

Preservative in photo developer solutions