Riboflavin 5 Phosphate Powder

    DESCRIPTION

    AppearanceYellow or orange-yellow, crystalline hygroscopic powder
    CAS No.130-40-5
    EINECS No.204-988-6

    SPECIFICATIONS

    Assay
    (dried substance)
    73.0 to 79.0%
    IdentificationA: The specific absorbance at the maximum is 580 to 640
    B,C,D: Conforms
    SolubilitySoluble in water, very slightly soluble in alcohol
    Inorganic Matter
    (Phosphate)
    Max 1.5 %
    ImpuritiesImpurity E: Not more intensely coloured than BY6
    pH
    (of A1% solution)
    5.0 to 6.5
    Heavy metalsMax 10 ppm
    Related SubstancesImpurity A,B,C, D not more than 6.0%
    Loss on dryingMax 8.0 %
    Specific Rotation+38.0 to +43.0°
    Specific Optical Rotation+38.0 to +43.0°


    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 Tue 4 January 2011 (354)

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