L-Arginine Base


    AppearanceWhite crystals or crystalline powder
    CAS No.74-79-3
    EINECS No.200-811-1


    Assay98.5 to 101.5%
    IdentificationConforms to standard
    pH10.5 to 12.0
    Heavy metals
    (as Pb)
    Max 15 ppm
    ArsenicMax 1.5 ppm
    Loss on dryingMax 1.0 %
    LeadMax 5 ppm
    Specific Rotation [°]D20+26.0 to +27.9°
    Residue on ignitionMax 0.2 %


    ColiformsNegative /g
    Aerobic Plate CountMax 1000 cfu/g
    YeastsMax 100 cfu/g
    MouldsMax 100 cfu/g
    SalmonellaNegative /g
    Escherichia ColiNegative /g

    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 5 March 2012 (1003)

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