L-Phenylalanine

    DESCRIPTION

    White crystals or crystalline powder


    SPECIFICATIONS

    Assay98.5 to 101.5%
    IdentificationConcordant with the reference spectrum
    pH5.4 to 6.0
    Heavy metals
    (Pb)
    Max 20 ppm
    Arsenic
    (As)
    Max 1 ppm
    Loss on dryingMax 0.20 %
    Lead
    (Pb)
    Max 3 ppm
    Specific Rotation [°]D20-33.2 to -35.2
    Residue on ignitionMax 0.10%
    Mercury
    (Hg)
    Max 0.1 ppm

    MICROBIOLOGICAL

    Total plate countMax 1000 cfu/g
    YeastsMax 100 cfu/g
    MouldsMax 100 cfu/g
    Staphylococcus aureusNegative
    Bacterial EndotoxinNegative
    SalmonellaNegative
    Escherichia ColiNegative


    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 3 November 2010 (250)

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