Vitamin B12 Pure

    DESCRIPTION

    CharacteristicDark-red crystalline powder or crystals
    OriginSynthetis, Fermentation: Fermentation from beet molasses, and inorganic salts
    Animal, Vegetal, etc: Beet molasses origin from beet

    SPECIFICATIONS

    Assay96.0 to 100.5%
    Identification
    (Ratio of optical desnity (UV))
    A361/A550 nm: 3.15 - 3.40
    A361/A278 nm: 1.70 - 1.90
    Solubility in WaterSparingly soluble in water and in alcohol, practically insoluble in acetone
    Acetone InsolublesMax 5000 ppm
    Tapped DensityAbout 0.7g/ml
    Bulk DensityAbout 0.6g/ml
    Related Substances
    (HPLC)
    Max 3.0 %
    CyanidePositive
    Loss on dryingMax 12.0 %
    Mesh SizeAbout 70% 160μm max - 90% 230μm max
    EthanolMax 5000 ppm
    TLCConforms
    Pseudo CyanocobalaminConforms
    CobaltPositive
    Gluten
    (Status)
    Gluten free


    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 18 April 2012 (1078)

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