Occurrence of coal and coal-derived particle-bound polycyclic aromatic hydrocarbons (PAHs) in a river floodplain soil

  • Yi Yang
  • , Bertrand Ligouis
  • , Carmen Pies
  • , Peter Grathwohl
  • , Thilo Hofmann (Korresp. Autor*in)

    Veröffentlichungen: Beitrag in FachzeitschriftArtikelPeer Reviewed

    Abstract

    A PAH contaminated river floodplain soil was separated according to grain size and density. Coal and coal-derived particles from coal mining, coal industry and coal transportation activities were identified by organic petrographic analysis in our samples. Distinct concentrations of PAHs were found in different grain size and density fractions, however, similar distribution patterns of PAHs indicated similar sources. In addition, although light fractions had the mass fraction by weight of less than 5%, they contributed almost 75% of the total PAHs in the soil. PAH concentrations of all sub fractions showed positive correlation with their TOC contents. Altogether, coal and coal-derived particles that were abundant in light fractions could be the dominant geosorbents for PAHs in our samples. © 2007 Elsevier Ltd. All rights reserved.
    OriginalspracheEnglisch
    Seiten (von - bis)121-129
    Seitenumfang9
    FachzeitschriftEnvironmental Pollution
    Jahrgang151
    Ausgabenummer1
    DOIs
    PublikationsstatusVeröffentlicht - 2008

    ÖFOS 2012

    • 105904 Umweltforschung

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