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Trade name: sodium pyrosulfite chemical name: sodium pyrosulfite: also known as dithioterroic acid
Purpose:
The pharmaceutical industry is used to produce chloroform, phenylpropanesulfone and benzaldehyde. The rubber industry is used as a coagulant. The printing and dyeing industry is used as dechlorination agent and scouring agent for cotton after bleaching. Leather industry is used for leather treatment, which can make leather soft, plump, tough, waterproof, folding resistant, wear-resistant and other properties. The chemical industry is used to produce hydroxyvanillin, hydroxylamine hydrochloride, etc. The photosensitive industry is used as developer, etc. The food industry is used as bleaching agent, preservative, loosening agent, antioxidant, color protecting agent and preservative.
