Capillary gas chromatography combined with atomic emission detection for the analysis of DDT and metabolites

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

*Corresponding author for this work
    9 Citations (Scopus)

    Abstract

    Capillary gas chromatography with atomic emission detection (GC-AED) was evaluated for the determination of DDT and metabolites in biological samples. Utilizing chlorine-selective detection at 479 nm, DDT, DDE, and DDD were quantified down to the 20 ng/g (fat weight) level (S/N = 10) in cod liver oil, while the detection limit was 6 ng/g (S/N = 3). With splitless injection performed in the pressure programmed mode, DDT and related compounds were quantified based on a single chlorine calibration curve (universal calibration). The quantitative data obtained by GC-AED were in excellent accordance with similar results from capillary gas chromatography with electron capture detection (GC-ECD), while the procedure for calibration was simplified with the former technique.

    Original languageEnglish
    JournalChemosphere
    Volume36
    Issue number2
    Pages (from-to)213-224
    Number of pages12
    ISSN0045-6535
    DOIs
    Publication statusPublished - 1 Jan 1998

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