Spatial, temporal, and inter-compartmental environmental monitoring of lipophilic pollutants by virtual organisms.
Chemosphere 264:128546 (2021)
Sampling points belonging to the Harz National Park river system, Germany, were selected between the period of 2014 and 2017 for monitoring polycyclic aromatic hydrocarbons (PAHs), polychlorinated biphenyls (PCBs) and organochlorine pesticides (OCPs) in water, air, and sediment. Triolein-containing Virtual Organisms (VO) were employed to assess the levels of chemicals in water, air and triolein as surrogate for natural fat. To avoid overestimation of the concentrations 20 performance reference compounds (PRCs)-16 PRCs-PAHs and 4 PRCs-PCBs were covering the range of properties of native compounds. Results manifested the highest concentration of individual PAH as follows: 31 ng fluoranthene/L water, 3600 ng pyrene/g fat, 62 ng phenanthrene/m3 air and 2800 ng fluoranthene/g dw sediment. All PCBs and OCPs values were below above mentioned PAH concentrations and far below EU-limit levels. Environmental partition of chemicals was investigated by calculating fugacity, suggesting a mass transport from water to air. Only quite volatile compounds such as hexachlorobutadiene showed higher fugacity in air. Ratios of sediment/water concentrations and log Kow within individual sampling periods at Holtemme River exhibited strong linear relationships. Interestingly, during summer months of the years water and fat contents well correlate to the flow rates of Holtemme River. Our results show that VO can be successfully used as a tool for ongoing exposure assessment studies and predictions of worst case levels in food and nutrition.
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Publikationstyp
Artikel: Journalartikel
Dokumenttyp
Wissenschaftlicher Artikel
Typ der Hochschulschrift
Herausgeber
Schlagwörter
Air ; Pah ; Pops ; Sediment ; Virtual Organisms ; Water; Semipermeable-membrane Devices; 3 Gorges Reservoir; Organochlorine Pesticides; Air; Water; Pcb; Pah; Atmosphere; Profiles; Rates
Keywords plus
Sprache
englisch
Veröffentlichungsjahr
2021
Prepublished im Jahr
2020
HGF-Berichtsjahr
2020
ISSN (print) / ISBN
0045-6535
e-ISSN
1879-1298
ISBN
Bandtitel
Konferenztitel
Konferzenzdatum
Konferenzort
Konferenzband
Quellenangaben
Band: 264,
Heft: ,
Seiten: ,
Artikelnummer: 128546
Supplement: ,
Reihe
Verlag
Elsevier
Verlagsort
Kidlington, Oxford
Tag d. mündl. Prüfung
0000-00-00
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Gutachter
Prüfer
Topic
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0000-00-00
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0000-00-00
Anmelder/Inhaber
weitere Inhaber
Anmeldeland
Priorität
Begutachtungsstatus
Peer reviewed
POF Topic(s)
30202 - Environmental Health
Forschungsfeld(er)
Environmental Sciences
PSP-Element(e)
G-509100-001
Förderungen
Copyright
Erfassungsdatum
2020-11-16