Capillary gas chromatography combined with atomic emission detection for the analysis of polychlorinated biphenyls

Stig Pedersen-Bjergaard*, Svein Ingar Semb, Einar Magne Brevik, Tyge Greibrokk

*Corresponding author af dette arbejde
    29 Citationer (Scopus)

    Abstract

    Capillary gas chromatography with atomic emission detection (GC-AED) was evaluated for the analysis of polychlorinated biphenyls (PCBs). Since Cl-responses were almost independent of the PCB structure, individual PCBs were quantitated with an accuracy better than 10% utilizing a Cl-calibration plot based on a single randomly selected congener (universal calibration). In addition, within a 5-10% accuracy, GC-AED enabled estimation of total PCB residue levels and calculation of the percentage by weight of chlorine in contaminating PCB mixtures. Thus, although PCB detection limits were higher with GC-AED than with GC-ECD, the former technique was very attractive for PCB investigations and enabled significant simplification of PCB quantitation.

    OriginalsprogEngelsk
    TidsskriftJournal of Chromatography A
    Vol/bind723
    Udgave nummer2
    Sider (fra-til)337-347
    Antal sider11
    ISSN0021-9673
    DOI
    StatusUdgivet - 9 feb. 1996

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