Potassium Iodide

    DESCRIPTION

    White colourless crystals or powder

    FormulaKI
    CharacteristicA white powder or colourless crystals, very soluble in water,freely soluble in glycerol, soluble in alcohol.
    Appearance of solutionComplies
    DefinitionPotassium Iodide contains not less than 99.0% and not more than the equivelant of 100.5% of KI, calculated
    CAS No.7681-11-0
    EC Number231-659-4
    Tarriff Number2827 60 00
    Molecular weight166.01

    SPECIFICATIONS

    Assay
    (as KI on dried material)
    99.0 to 100.5%
    IdentificationTo comply with tests A and B
    Sulphate (SO4)Max 150 ppm
    Heavy metalsMax 10 ppm
    AlkalinityComplies
    ArsenicMax 2 ppm
    Loss on drying
    (@ 105°C for 3 Hours)
    Max 1.0 %
    MercuryMax 0.1 ppm
    Iron (Fe)Max 20 ppm
    Thiosulphate (S2O3)Complies
    IodatesComplies
    Shelf life5 Years from date of manufacture


    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 Fri 27 January 2012 (963)

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