Phosphoric Acid 85%


    AppearanceA colourless clear liquid
    CAS No.7664-38-2
    EINECS No.231-633-2
    Hazard DataCorrosive, causes burns to skin & eyes etc


    (H3PO4 content)
    85 % +/- 0.3%
    (Absorption @ 418nm)
    Max 20 ppm
    SolubilityFully miscible in water
    Specific Gravity1.686 approx.
    Sulphate (SO4)
    Max 109 ppm
    (@ 20°C)
    1.0 to 1.5at 1-10g/L
    Heavy metals
    (as Pb)
    Max 5.0 ppm
    (as As)
    Max 0.5 ppm
    Boiling PointMin 100 °C
    Melting point21 to 22°C
    Phosphorus Oxide
    (P2O5 content)
    61.6 % +/- 0.3%
    MercuryMax 0.005 ppm
    200 °C
    StorageStore in the dark @ 10°C - 20°C and protect from extremes of temperature
    Shelf life24 months stored in full sealed containers. If stored for longer the product must be re-evaluated before use.

    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 Wed 1 December 2010 (314)

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