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      1. Products

        Products

        Sodium metabisulfite
        Product Name
        Sodium metabisulfite
        CAS NO.
        7681-57-4
        EINECS
        231-673-0
        Molecular formula

        Na2S2O5

        Molecular weight
        190.1065
        Risk terms
        R22; R31; R41;
        Safety terms
        S26; S39; S46;
        Properties

        Properties: White or slightly yellow crystalline powder.  
        Relative density: 1.4
        Solubility: soluble in water, acidic aqueous solution. Soluble in glycerol, slightly soluble in e

        Use
        Used as bleach, mordant, reducing agent, rubber coagulant, also used in organic synthesis, pharmaceutical and spices, etc.



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