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
    
 
    
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        Sprache
        englisch
    
 
    
        Veröffentlichungsjahr
        2021
    
 
    
        Prepublished im Jahr 
        2020
    
 
    
        HGF-Berichtsjahr
        2020
    
 
    
    
        ISSN (print) / ISBN
        0045-6535
    
 
    
        e-ISSN
        1879-1298
    
 
    
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	    Band: 264,  
	    Heft: ,  
	    Seiten: ,  
	    Artikelnummer: 128546 
	    Supplement: ,  
	
    
 
  
        
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            Verlag
            Elsevier
        
 
        
            Verlagsort
            Kidlington, Oxford
        
 
	
        
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        Begutachtungsstatus
        Peer reviewed
    
 
     
    
        POF Topic(s)
        30202 - Environmental Health
    
 
    
        Forschungsfeld(er)
        Environmental Sciences
    
 
    
        PSP-Element(e)
        G-509100-001
    
 
    
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        Erfassungsdatum
        2020-11-16