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dc.contributor.authorPanagiotou, A. N.en
dc.contributor.authorSakkas, V. A.en
dc.contributor.authorAlbanis, T. A.en
dc.date.accessioned2015-11-24T16:52:30Z-
dc.date.available2015-11-24T16:52:30Z-
dc.identifier.issn0003-2670-
dc.identifier.urihttps://olympias.lib.uoi.gr/jspui/handle/123456789/9895-
dc.rightsDefault Licence-
dc.subjectexperimental designen
dc.subjectresponse surface methodologyen
dc.subjectphthalic acid estersen
dc.subjectpolycyclic musksen
dc.subjectelectron-capture detectionen
dc.subjectsolid-phase microextractionen
dc.subjectchromatography-mass spectrometryen
dc.subjectsingle-drop microextractionen
dc.subjectflame photometric detectionen
dc.subjectpolycyclic musk fragrancesen
dc.subjectgas-chromatographyen
dc.subjectwaste-wateren
dc.subjectphthalate-estersen
dc.subjectcapillary-electrophoresisen
dc.titleApplication of chemometric assisted dispersive liquid-liquid microextraction to the determination of personal care products in natural watersen
heal.typejournalArticle-
heal.type.enJournal articleen
heal.type.elΆρθρο Περιοδικούel
heal.identifier.primaryDOI 10.1016/j.aca.2009.07.028-
heal.identifier.secondary<Go to ISI>://000269652800001-
heal.identifier.secondaryhttp://ac.els-cdn.com/S0003267009009337/1-s2.0-S0003267009009337-main.pdf?_tid=e4db451b959a6a45cf265c57e9b95789&acdnat=1333023260_7cd1d95c9fe9d024b525e12ab9c39b92-
heal.languageen-
heal.accesscampus-
heal.recordProviderΠανεπιστήμιο Ιωαννίνων. Σχολή Θετικών Επιστημών. Τμήμα Χημείαςel
heal.publicationDate2009-
heal.abstractA rapid and simple method for the determination of two phthalates and five polycyclic musks in water samples using dispersive liquid-liquid microextraction (DLLME) mated to chemometrics and coupled to GC-MS was developed. Volume of extraction (CCl(4)) and disperser solvent (MeOH), pH, ionic strength, extraction time, centrifugation time as well as centrifugation speed were optimized in a 2(7-4) Plackett-Burman design. The obtained significant factors were optimized by using a central composite design (CCD) and the quadratic model between the dependent and the independent variables was built. The optimum experimental conditions of the proposed method were: 250 mu L, carbon tetrachloride, 0.62 ml, methanol, 7.5 min centrifugation time, natural pH containing 0% (w/v) NaCl, while keeping centrifugation speed fixed at 4000 rpm. The calculated calibration curves gave high-level linearity for all target analytes with correlation coefficients ranging between 0.9970 and 0.9992. The repeatability and reproducibility of the proposed method, expressed as relative standard deviation, varied between 2.6% to 9.7% and 5.7% to 12.2%, respectively. The obtained LOD values were in the range of 8-63 ng L(-1). (C) 2009 Elsevier B.V. All rights reserved.en
heal.publisherElsevieren
heal.journalNameAnalytica Chimica Actaen
heal.journalTypepeer reviewed-
heal.fullTextAvailabilityTRUE-
Appears in Collections:Άρθρα σε επιστημονικά περιοδικά ( Ανοικτά). ΧΗΜ

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