American Journal of Applied Chemistry

Archive

Volume 2, Issue 2, April 2014

  • Determination of Isotopic Composition and Concentration of Uranium and Boron by Thermal Ionization Mass Spectrometric Isotopic Dilution Technique

    Hilal Shahab Wahab, Khalil Ibraheem Hussain

    Issue: Volume 2, Issue 2, April 2014
    Pages: 27-32
    Received: 13 March 2014
    Accepted: 10 April 2014
    Published: 20 April 2014
    DOI: 10.11648/j.ajac.20140202.11
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    Abstract: In this study, the determination of isotopic composition and concentration of uranium and boron by mass spectrometric isotopic dilution have been performed .The isotopic composition was measured using thermal ionization mass spectrometer methodology employing U-233 and B-10 as spike isotope standards. The accuracy and reproducibility of the isotopi... Show More
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  • Colour and Dyeing Properties of Hetarylazo Disperse Dyes: Visual and Instrumental Evaluation

    Georgiadou Kyriaki, Eleftheriadis Ioannis, Tsatsaroni Eforia

    Issue: Volume 2, Issue 2, April 2014
    Pages: 33-37
    Received: 4 April 2014
    Accepted: 28 April 2014
    Published: 10 May 2014
    DOI: 10.11648/j.ajac.20140202.12
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    Abstract: The colour and dyeing properties temperature range and rate of dyeing of 14 hetarylazo disperse dyes previously synthesized and applied by exhaustion on cellulose acetate were evaluated visually and instrumentally and the results were compared and reported. A satisfactory agreement between the visual and the instrumental evaluation of these propert... Show More
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