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    Chemical Auxiliaries

    • Sodium Nitrite

    Sodium Nitrite

    Sodium Nitrite


    Molecular Formula: NaNO2  

    Molecular Weight: 69.00 

    CAS No.:7632-00-0
    Physicochemical Properties: white or slight yellow crystal. Specific Density: 2.16820°C. It is easily soluble in water and aqueous ammonia ; while it is slightly dissolved in methanol, alcohol, and solvent ether. In addition, it shows strong hydroscopic property.


    Applications and Usages: it is mostly used in manufacturing nitro-compound, azo dyestuff, dye mordant in textile coloration, bleaching agent, metal heat treatment auxiliary agent, and in pharmaceutical industry.


    Product Specification:GB2367-90

     

    Indexes

    Superior quality grade

    First Class Grade

    Qualified grade

    Sodium   nitritebased   on dried basis),%

    99.0

    98.5

    98.0

    Sodium   nitratebased   on dried basis),%

    0.80

    1.00

    1.90

    Chloride   based on dried basis),%

    0.10

    0.17

    ---

    Water   content,%

    1.4

    2.0

    2.5

    Water   insolublebased   on dried basis),%

    0.05

    0.06

    0.10

    Packaging: inside lining is PE film bag and outside is PP knitting bag, 25kg/bag,50 kg/bag.

     

     


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