Articles producció científica> Química Analítica i Química Orgànica

Study of oils from the protected denomination of origin Siurana using excitation-emission fluorescence spectroscopy and three-way methods of analysis

  • Identification data

    Identifier: imarina:6385193
    Handle: http://hdl.handle.net/20.500.11797/imarina6385193
  • Authors:

    Guimet F
    Boqué R
    Ferré J
  • Others:

    Author, as appears in the article.: Guimet F; Boqué R; Ferré J
    Department: Química Analítica i Química Orgànica
    URV's Author/s: Boqué Martí, Ricard / Ferré Baldrich, Joan / Guimet Vila, Francesca
    Keywords: Virgin olive oil Three-way methods of analysis Quimiometría Partial least squares P.d.o. siurana P.d.o. "siurana" Origen geogràfic Oli d'oliva verge extra Mètodes de tres vies Fluorescencia Fluorescence spectroscopy
    Abstract: The production area of the Protected Denomination of Origin (P.D.O.) Siurana olive oils can be divided into two regions: Montsant and Camp de Tarragona, with different orography, soil characteristics and climatic conditions. As a result of these differences, the oils have variable stability. Here we show that excitation-emission fluorescence can detect these variations. Oils from the Montsant region (more stable) show more fluorescence intensity above 500 nm (due to vitamin E) and less below 500 nm (due to oxidation products) than those from the Camp de Tarragona region. Discrimination between oils from the two P.D.O. Siurana regions was achieved by means of discriminant unfold partial least squares regression, giving a percentage of correct classification of 94% for Siurana-Camp and 100% for Siurana-Montsant oils.
    Thematic Areas: Química Organic chemistry Nutrição Interdisciplinar Food science & technology Food science Farmacia Ensino Engenharias ii Ciências biológicas i Ciências ambientais Ciências agrárias i Ciência de alimentos Chemistry, applied Biotecnología Biodiversidade Astronomia / física
    licence for use: https://creativecommons.org/licenses/by/3.0/es/
    ISSN: 0017-3495
    Author's mail: ricard.boque@urv.cat joan.ferre@urv.cat francesca.guimet@urv.cat
    Author identifier: 0000-0001-7311-4824 0000-0001-6240-413X
    Last page: 297
    Record's date: 2023-02-23
    Journal volume: 56
    Papper version: info:eu-repo/semantics/publishedVersion
    Link to the original source: http://grasasyaceites.revistas.csic.es/index.php/grasasyaceites/article/view/95
    Licence document URL: http://repositori.urv.cat/ca/proteccio-de-dades/
    Papper original source: Grasas Y Aceites. 56 (4): 292-297
    APA: Guimet F; Boqué R; Ferré J (2005). Study of oils from the protected denomination of origin Siurana using excitation-emission fluorescence spectroscopy and three-way methods of analysis. Grasas Y Aceites, 56(4), 292-297
    Article's DOI: 10.3989/gya.2005.v56.i4.95
    Entity: Universitat Rovira i Virgili
    Journal publication year: 2005
    First page: 292
    Publication Type: Journal Publications
  • Keywords:

    Chemistry, Applied,Food Science,Food Science & Technology,Organic Chemistry
    Virgin olive oil
    Three-way methods of analysis
    Quimiometría
    Partial least squares
    P.d.o. siurana
    P.d.o. "siurana"
    Origen geogràfic
    Oli d'oliva verge extra
    Mètodes de tres vies
    Fluorescencia
    Fluorescence spectroscopy
    Química
    Organic chemistry
    Nutrição
    Interdisciplinar
    Food science & technology
    Food science
    Farmacia
    Ensino
    Engenharias ii
    Ciências biológicas i
    Ciências ambientais
    Ciências agrárias i
    Ciência de alimentos
    Chemistry, applied
    Biotecnología
    Biodiversidade
    Astronomia / física
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