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Sodium bisulfite


Use: 1. Sodium bisulfite is used for bleaching of cotton fabrics and organic matter; printing and dyeing industry is used as deoxidizer and bleaching agent for boiling of various cotton fabrics, which can prevent cotton fiber localization and affect fiber strength, and improve the whiteness of boiling materials; 2. Used as a reducing agent in dyes, papermaking, leather making, chemical synthesis and other industries to prevent the oxidation of semi-finished products during the reaction; 3, the pharmaceutical industry sodium bisulfite for the production of metamizole and aminopyrine intermediates; 4. The edible grade product sodium bisulfite is used as bleaching agent, preservative and antioxidant; The water treatment industry is used for the treatment of chromium-containing wastewater and as an electroplating additive.

Name:

Sodium bisulfite

Content specification:

Packing:

Sodium bisulfite is packed in plastic woven bags or barrels, lined with plastic bags, net weight 25 or 1000kg, customized according to customer requirements.

CAS:

7631-90-5

Nature:

White monoclinic crystal powder, with sulfur dioxide odor, 1.49 relative density, easily soluble in water, easy to decompose when heated, slightly soluble in ethanol, aqueous solution is acidic, strong reducibility, easy to be oxidized or lose sulfur dioxide in the air.

Sodium bisulfite

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