Choline Bitartrate

    DESCRIPTION

    FormulaC9H19NO7
    Chemical name(2-Hydroxyethyl) trimethylammonium bitartrate
    Choline hydrogen tartrate
    (L+)-choline bitartrate
    AppearanceWhite crystalline hygroscopic powder free from foreign materials
    ApplicationsNutritional additive
    OriginItaly
    CAS No.87-67-2

    SPECIFICATIONS

    AssayMin 99.0 % w/w minimum
    Identification
    (*)
    Pass test B
    WaterMax 0.5 % w/w
    pH
    (10% solution)
    3 to 4
    Heavy metals
    (as lead*)
    Max 10 mg/kg
    Arsenic
    (*)
    Max 2 mg/kg
    Chromatographic purity
    (*)
    Pass Test
    Melting point147 to 152°C
    Residual solventspass test
    Lead
    (*)
    Max 0.3 mg/kg
    1,4 Dioxane
    (*)
    Max 10 mg/kg
    Specific Rotation
    (*)
    +17.5 to +18.5°
    Residue on ignitionMax 0.1 % w/w
    Infrared Absorption
    (*)
    Pass test
    Amines
    (Total as TMA)
    Max 10 mg/kg
    Packaging25kg net
    Shelf lifeRetest Date: 3 Years from date of manufacture

    MICROBIOLOGICAL

    Coliforms
    (Total**)
    Negative/10g
    Total plate count
    (**)
    Max 100 cfu/g
    Yeasts
    (**)
    Max 30 cfu/g
    Moulds
    (**)
    Max 30 cfu/g
    Staphylococcus aureus
    (**)
    Negative/10g
    Bacterial Endotoxin
    (**)
    Negative/10g
    Salmonella
    (**)
    Negative/25g
    Bacillus Cereus
    (spores**)
    Negative/10g
    Escherichia Coli
    (**)
    Negative/10g
    Cronobacter spp
    (**)
    Negative/10g
    Listeria
    (**)
    Monocytogenes: Negative/25g


    *Analysis regularly performed from selected lots in compliance with our suppliers documented quality control program
    **Microbiological testing is done quarterly on representative samples.

    In compliance with Commission Directive 2008/84/EC - Purity criteria on food additives.

    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 23 February 2011 (462)

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