L-Theanine

    DESCRIPTION

    AppearanceWhite crystals or crystalline powder

    SPECIFICATIONS

    Assay98 to 102.0%
    Solubility
    (1.0g /20ml)
    Clear and colourless
    Particle size100% through 100 mesh
    TransmittanceMin 90.0 %
    Chloride (Cl)Max 0.02 %
    pH
    (1% H2O)
    4.5 to 6.0
    Heavy metals
    (Pb)
    Max 10 ppm
    Arsenic
    (AS2O3)
    Max 1 ppm
    Loss on dryingMax 0.5 %
    Melting point202 to 215°C
    Specific Rotation [°]D20+7.7 to +8.5°
    Residue on ignitionMax 0.2 %
    SulphateMax 0.015 %
    Shelf life3 Years

    MICROBIOLOGICAL

    Total plate countMax 100 cfu/g
    YeastsMax 100 cfu/g
    MouldsMax 100 cfu/g
    SalmonellaMax 100 cfu/g
    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 Mon 16 January 2012 (928)

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