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dc.contributor.authorParisis, N. A.en
dc.contributor.authorGiokas, D. L.en
dc.contributor.authorVlessidis, A. G.en
dc.contributor.authorEvmiridis, N. P.en
dc.date.accessioned2015-11-24T16:54:32Z-
dc.date.available2015-11-24T16:54:32Z-
dc.identifier.issn0021-9673-
dc.identifier.urihttps://olympias.lib.uoi.gr/jspui/handle/123456789/10167-
dc.rightsDefault Licence-
dc.subjectadvesiclesen
dc.subjectsolid-phase dispersionen
dc.subjectliquid chromatographyen
dc.subjectwater samplesen
dc.subjectatomic-absorption-spectrometryen
dc.subjectchained surfactantsen
dc.subjectmass-spectrometryen
dc.subjectextractionen
dc.subjectvesiclesen
dc.subjectadsorptionen
dc.subjectamphiphilesen
dc.subjectseparationen
dc.subjectspeciationen
dc.subjectstabilityen
dc.titleConcentration of organic compounds in natural waters with solid-phase dispersion based on advesicle modified silica prior to liquid chromatographyen
heal.typejournalArticle-
heal.type.enJournal articleen
heal.type.elΆρθρο Περιοδικούel
heal.identifier.primaryDOI 10.1016/j.chroma.2005.08.034-
heal.identifier.secondary<Go to ISI>://000233672400003-
heal.identifier.secondaryhttp://ac.els-cdn.com/S0021967305016808/1-s2.0-S0021967305016808-main.pdf?_tid=c7bad76c-356a-11e3-b0c5-00000aab0f01&acdnat=1381822028_193c1485eb470aca2698d0cd337a0f8b-
heal.languageen-
heal.accesscampus-
heal.recordProviderΠανεπιστήμιο Ιωαννίνων. Σχολή Θετικών Επιστημών. Τμήμα Χημείαςel
heal.publicationDate2005-
heal.abstractThe ability of vesicle-coated silica to aid the extraction of organic compounds from water prior to liquid chromatographic analysis is presented for the first time. The method is based on the formation of silica supported cationic multi-lamellar vesicles of gemini surfactants inherently ensuring the presence of hydrophilic and hydrophobic sites for the partitioning of analytes bearing different properties. Method development is illustrated by studying the adsolubilization of UV absorbing chemicals from swimming pool water. Due to the requirement for external energy input (intense shearing) a method based on solid-phase dispersion (SPD) was applied producing better results than off-line solid-phase extraction (SPE). Meticulous investigation of the experimental parameters was conducted in order to elucidate the mechanisms behind the proposed extraction pattern. Analyte recoveries were quantitative under the optimum experimental conditions offering recoveries higher than 96% with RSD values below 5%. (c) 2005 Elsevier B.V. All rights reserved.en
heal.publisherElsevieren
heal.journalNameJournal of Chromatography Aen
heal.journalTypepeer reviewed-
heal.fullTextAvailabilityTRUE-
Appears in Collections:Άρθρα σε επιστημονικά περιοδικά ( Ανοικτά). ΧΗΜ

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