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  • Home » Products » Borax


    (sodium tetraborate)
    Na2B4O7*5H2O - Borax Pentahydrate
    Na2B4O7*10H2O - Borax Decahydrate
    Boric salt of a weak acid and strong base
    CAS: 1303-96-4

    Borax – boric salt of a weak acid and a strong base, exists in anhydrous form, but is most often found and used in the form of patentnogo desyatiletnego or crystalline. Due to its properties has a very wide range of areas of application in industry. Widely used in the manufacture of enamels, glazes, construction materials, particularly insulation. Used as a raw material for the production of boron, as a component of detergents and cosmetics. Large quantities of borax used in the manufacture of antifreezes.
    Country of origin
    Shelf life
    bags 25 kg.
    1 year from production date
    Composition UNIT Value
    Etibor-48 borax pentahydrate granulated
    B2O3 % Min 47,80-49,00
    Equivalent Na2B4O7*5H2O % 100,00 - 102,51
    Na2O % Min 21,36-21,81
    SO4 ppm Max 200
    Cl ppm Max 70
    Fe ppm Max 3
    Insoluble fraction ppm Max 150
    Borax decahydrate granular
    B2O3 % Min 36,47-38,50
    Equivalent Na2B4O7*10H2O % Min 99,90-105,45
    Na2O % Min 16,24-17,14
    SO4 ppm Max 135
    Cl ppm Max 70
    Fe ppm Max 10

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