Vitamin B2 Riboflavin

    DESCRIPTION

    AppearanceA yellow or orange crystalline powder

    SPECIFICATIONS

    Assay
    (on dried basis)
    EP5: 97.0 to 103.0
    USP31: 98.0 to 102.0
    IdentificationConforms
    Organic Volatile ImpuritiesMeets the requirements
    Loss on dryingMax 1.5
    AbsorbanceA373nm/A267nm=0.31~0.33
    A444nm/A267nm=0.36~0.39
    Specific Rotation-115 to -135
    LumiflavinEP5: max 0.025
    USP31: Absorbance at 440nm max 0.025
    Residue on ignitionEP5: max 0.1
    USP31: max 0.3


    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 5 October 2010 (184)

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