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dc.contributor.author
Alcaraz, Mirta Raquel
dc.contributor.author
Vera Candioti, Luciana
dc.contributor.author
Culzoni, Maria Julia
dc.contributor.author
Goicoechea, Hector Casimiro
dc.date.available
2017-04-27T21:58:53Z
dc.date.issued
2014-04
dc.identifier.citation
Alcaraz, Mirta Raquel; Vera Candioti, Luciana; Culzoni, Maria Julia; Goicoechea, Hector Casimiro; Ultrafast quantitation of six quinolones in water samples by second-order capillary electrophoresis data modeling with multivariate curve resolution–alternating least squares; Springer; Analytical And Bioanalytical Chemistry; 406; 11; 4-2014; 2571-2580
dc.identifier.issn
1618-2642
dc.identifier.uri
http://hdl.handle.net/11336/15825
dc.description.abstract
This paper presents the development of a capillary electrophoresis method with diode array detector coupled to multivariate curve resolution–alternating least squares (MCRALS) to conduct the resolution and quantitation of a mixture of six quinolones in the presence of several unexpected components. Overlapping of time profiles between analytes and water matrix interferences were mathematically solved by data modeling with the well-known MCR-ALS algorithm. With the aim of overcoming the drawback originated by two compounds with similar spectra, a special strategy was implemented to model the complete electropherogram instead of dividing the data in the region as usually performed in previous works. The method was first applied to quantitate analytes in standard mixtures which were randomly prepared in ultrapure water. Then, tap water samples spiked with several interferences were analyzed. Recoveries between 76.7 and 125 % and limits of detection between 5 and 18 μg L−1 were achieved.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Springer
dc.rights
info:eu-repo/semantics/openAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
Capillary Electrophoresis
dc.subject
Chemometrics
dc.subject
Water
dc.subject.classification
Química Analítica
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Ciencias Químicas
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CIENCIAS NATURALES Y EXACTAS
dc.title
Ultrafast quantitation of six quinolones in water samples by second-order capillary electrophoresis data modeling with multivariate curve resolution–alternating least squares
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2017-04-17T19:26:20Z
dc.identifier.eissn
1618-2650
dc.journal.volume
406
dc.journal.number
11
dc.journal.pagination
2571-2580
dc.journal.pais
Alemania
dc.journal.ciudad
Berlin
dc.description.fil
Fil: Alcaraz, Mirta Raquel. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina. Universidad Nacional del Litoral. Facultad de Bioquímica y Ciencias Biológicas; Argentina
dc.description.fil
Fil: Vera Candioti, Luciana. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina. Universidad Nacional del Litoral. Facultad de Bioquímica y Ciencias Biológicas; Argentina
dc.description.fil
Fil: Culzoni, Maria Julia. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina. Universidad Nacional del Litoral. Facultad de Bioquímica y Ciencias Biológicas; Argentina
dc.description.fil
Fil: Goicoechea, Hector Casimiro. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina. Universidad Nacional del Litoral. Facultad de Bioquímica y Ciencias Biológicas; Argentina
dc.journal.title
Analytical And Bioanalytical Chemistry
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1007/s00216-014-7657-3
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/https://link.springer.com/article/10.1007/s00216-014-7657-3
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