PARTITION OF NONYLPHENOL AND RELATED COMPOUNDS AMONG DIFFERENT AQUATIC COMPARTMENTS IN TEVERE RIVER (CENTRAL ITALY) (Articolo in rivista)

Type
Label
  • PARTITION OF NONYLPHENOL AND RELATED COMPOUNDS AMONG DIFFERENT AQUATIC COMPARTMENTS IN TEVERE RIVER (CENTRAL ITALY) (Articolo in rivista) (literal)
Anno
  • 2006-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1007/s11270-005-9067-9 (literal)
Alternative label
  • PATROLECCO L., CAPRI S., DE ANGELIS S., PAGNOTTA R., POLESELLO S., VALSECCHI S. (2006)
    PARTITION OF NONYLPHENOL AND RELATED COMPOUNDS AMONG DIFFERENT AQUATIC COMPARTMENTS IN TEVERE RIVER (CENTRAL ITALY)
    in Water, air and soil pollution (Print)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • PATROLECCO L., CAPRI S., DE ANGELIS S., PAGNOTTA R., POLESELLO S., VALSECCHI S. (literal)
Pagina inizio
  • 151 (literal)
Pagina fine
  • 166 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 172 (literal)
Rivista
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • Patrolecco Luisa, Capri Silvio, De Angelis Silvia, Pagnotta Romano, Water Research Institute-CNR, via Reno 1, 00198 Roma, Italy; Polesello stefnao, Valsecchi Sara, Water Research Institute-CNR, via della Mornera 25, 20047 Brugherio (MI), Italy (literal)
Titolo
  • PARTITION OF NONYLPHENOL AND RELATED COMPOUNDS AMONG DIFFERENT AQUATIC COMPARTMENTS IN TEVERE RIVER (CENTRAL ITALY) (literal)
Abstract
  • Nonylphenol (NP), nonylphenol mono- and di-ethoxylate (NP1EO, NP2EO) and bisphenol A (BPA) were determined in water, suspended particulate matter (s.p.m.) and bed sediment collected from the most polluted stretch of Tiber river (Italy) in the neighbourhood of Rome. Analytes were recovered from water samples by solid-phase extraction (SPE) on Si-C18 cartridges and analysed by HPLC with fluorescence detection. Solid samples were extracted by using an aqueous solution of the non-ionic surfactant Tween 80. Results indicated that 2-42% of NP, 9-45% of NP1EO, 11-18% of NP2EO and 4-62% of BPA respectively occurred in the suspended phase. In general, for all compounds a higher affinity for s.p.m. than for bed sediments was observed, reflecting differences in the nature of particles and in their sorption capacity for organic micro-pollutants. The partition of target compounds in river compartments was affected by differences in hydrological conditions between the two sampling campaigns. Run-off from the basin or resuspension/redissolution from sediments was an important source of nonylphenol and bisphenolAduring high discharge regimes. Partition coefficients of compounds (log Koc) between water and s.p.m. were calculated under stable flow condition. Koc values, experimentally measured in the river, were higher than those predicted by Kow, implying that specific chemical interaction could occur in the sorption mechanisms for these group of compounds. (literal)
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