Biotin Pure Powder


    CharacteristicA white or almost white crystalline powder
    Appearance of solutionClear and colourless


    Assay97.5% to 100.5%
    IdentificationA) IR:To match with the reference IR spectrum
    B) TLC: The principal spot in the chromatogram obtained with test solution is similar in position and size to the principal spot in the chromatogram obtained with reference solution.
    C) Colour Reaction: The bromine water is decolourised
    Heavy metalsMax 10 ppm
    Sulphated ashMax 0.1%
    Related SubstancesMeets EP requirements
    Loss on dryingMax 1.0%
    Residual solvents
    Max 890 ppm
    Specific Optical Rotation+89° to +98°
    Mesh Size100% Pass 300 mesh

    Conclusion: This complies with the specification of USP32 and EP6

    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 9 May 2012 (1095)

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