Magnesium Hydroxide


    Free flowing white powder soluble in acids, insoluble in water


    (as Mg(OH)2)
    95.0 to 100.5%
    Particle size
    (Passes 325 mesh wet sieve)
    Min 95.0 %
    Acid InsolubleMax 0.1 %
    Calcium (Ca)Max 1.5 %
    Chloride (Cl)Max 0.1 %
    Bulk Density
    0.4 to 0.6g/cc
    Heavy metals
    (as Pb - BP/EP)
    Max 30 ppm
    AlkalinityFree Alkali (as 0.1N H2SO4: Max 2.0ml/g
    (as As)
    Max 4 ppm
    Loss on drying
    Max 2.0 %
    Loss on Ignition
    (900°C BP/EP)
    29.0 to 32.5%
    (as Pb)
    Max 1.5 ppm
    Max 2.0 %
    Iron (Fe)Max 0.07 %
    (as SO4)
    Max 0.50 %
    PackagingMulti walled paper bags with polyethylene inner bag
    Shelf lifeIt is recommended that this product be retested after 2 years from date of manufacture


    Escherichia ColiAbsent

    Direct Food Ingredients will ensure that any material supplied this specification will confirm to the above physical and chemical properties. However, we have no control over the use of the material and can accept no responsibility for problems caused by the customer's failure to ensure the material supplied is suitable for the intended use.

    This specification has been last modified on Fri 14 October 2011 (737)

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