Search Results - "Garcı́a Montelongo, F.J."

Trans-resveratrol in wines from the Canary Islands (Spain). Analysis by high performance liquid chromatography by Rodrı́guez-Delgado, M.A., González, G., Pérez-Trujillo, J.P., Garcı́a-Montelongo, F.J.

“…Trans-resveratrol is a phytoalexin from grapes with interesting therapeutic properties. Thus considerable interest has been directed to its study. In this…”
Get full text

Optimization of the separation of phenolic compounds by micellar electrokinetic capillary chromatography by Rodrı́guez-Delgado, M.A., Pérez, M.L., Corbella, R., González, G., Garcı́a Montelongo, F.J.

“…A group of phenolic compounds including phenolic aldehydes, acids and flavonoids are separated by micellar electrokinetic chromatography (MECC). The influence…”
Get full text

Separation of phenolic compounds by high-performance liquid chromatography with absorbance and fluorimetric detection by Rodrı́guez-Delgado, M.A., Malovaná, S., Pérez, J.P., Borges, T., Garcı́a Montelongo, F.J.

“…Phenolic compounds including phenolic aldehydes, acids and flavonoids are separated by high-performance liquid chromatography (HPLC) with analysis time shorter…”
Get full text

Optimisation of sample preparation for the determination of trans-resveratrol and other polyphenolic compounds in wines by high performance liquid chromatography by MALOVANA, S, GARCIA MONTELONGO, F. J, PEREZ, J. P, RODRIGUEZ-DELGADO, M. A

“…Different methods for sample preparation as a preliminary stage for the simultaneous determination of trans-resveratrol and other polyphenolic compounds are…”
Get full text

Content of aliphatic hydrocarbons in limpets as a new way for classification of species using artificial neural networks by Hernández-Borges, J., Corbella-Tena, R., Rodrı́guez-Delgado, M.A., Garcı́a-Montelongo, F.J., Havel, J.

“…It is demonstrated that biological species like limpets can be classified according to their level of n-alkanes when artificial neural networks are applied…”
Get full text

Chemical fingerprinting applied to the evaluation of marine oil pollution in the coasts of Canary Islands (Spain) by PENA-MENDEZ, E. Ma, ASTORGA-ESPANA, Ma. S, GARCIA-MONTELONGO, F. J

“…Chemical fingerprinting approach to environmental assessment is illustrated in the evaluation of marine oil pollution in the coasts using two limpet species as…”
Get full text

Application of principal component analysis to the study of major cations and trace metals in fish from Tenerife (Canary Islands) by Astorga-España, M.S, Peña-Méndez, E.M, Garcı́a-Montelongo, F.J

“…Trace metals and major cations (Cu, Zn, Fe, Na, K, Ca and Mg) were determined in fish Chromis limbatus by flame and graphite furnace atomic absorption…”
Get full text

Determination of herbicides in mineral and stagnant waters at ng/L levels using capillary electrophoresis and UV detection combined with solid-phase extraction and sample stacking by Hernández-Borges, Javier, García-Montelongo, Francisco J., Cifuentes, Alejandro, Rodríguez-Delgado, Miguel Ángel

“…In this work, the combined use of solid-phase extraction (SPE) and on-line preconcentration strategies as normal stacking mode (NSM) and stacking with matrix…”
Get full text

Analysis of triazolopyrimidine herbicides in soils using field-enhanced sample injection-coelectroosmotic capillary electrophoresis combined with solid-phase extraction by Hernández-Borges, Javier, García-Montelongo, Francisco J., Cifuentes, Alejandro, Rodríguez-Delgado, Miguel Ángel

“…In this work, a combined methodology using off-line solid-phase extraction (SPE), on-line field-enhanced sample injection (FESI) and coelectroosmotic capillary…”
Get full text

Separation of basic proteins in free solution capillary electrophoresis: effect of additive, temperature and voltage by Cifuentes, A., Rodríguez, M.A., García-Montelongo, F.J.

“…A comparative study on the separation of basic proteins using different buffer additives in free solution capillary electrophoresis is presented. Five…”
Get full text

Interpretation of analytical data on n-alkanes and polynuclear aromatic hydrocarbons in Arbacia lixula from the coasts of Tenerife (Canary Islands, Spain) by multivariate data analysis by Peña-Méndez, E.M., Astorga-España, M.S., García-Montelongo, F.J.

“…The hydrocarbons contents (n-alkanes, polycyclic aromatic hydrocarbons) were determined in the sea urchin Arbacia lixula. Multivariate data analysis as…”
Get full text

Rectangular capillary electrophoresis: study of some dispersive effects by Cifuentes, A., Rodríguez, M.A., García-Montelongo, F.J.

“…Different phenomena occurring during capillary electrophoretic (CE) separations (i.e., heat generation, spontaneous injection, siphoning effect and adsorption…”
Get full text

Heavy metals in Mytilus chilensis from the strait of magallenes (Chile) by Astorga España, M.S, Peña Méndez, E.M, Lecaros Palma, O, García Montelongo, F.J

“…The concentration of aluminium, copper, iron, mercury and manganese was determined in the mussel Mytilus chilensis from 10 locations along the coast of the…”
Get full text

Contribution to the Identification and Quantitation of Aroclor Mixtures by Least-Squares Analysis of Gas Chromatographic Data by Corbella, R., Rodríguez-Delgado, M.A., García Montelongo, F.J.

“…A procedure is proposed for the qualitative and/or quantitative determination of different Aroclor technical formulations in complex mixtures by analysis of…”
Get full text