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Mostrando ítems 1-10 de 12
Artículo
A New Microchip Design. A Versatile Combination of Electromembrane Extraction and Liquid-Phase Microextraction in a Single Chip Device
(American Chemical Society, 2018-08-09)
For thefirst time, a novel and versatile microfluidic device wasdeveloped to achieve the possibility of combining different extraction principlesusing a miniaturized approach for the extraction of different classes of ...
Artículo
Use of Polymer Inclusion Membranes (PIMs) as Support for Electromembrane Extraction of Non-steroidal Anti-inflammatory Drugs and Highly Polar Acidic Drugs
(Elsevier, 2018)
The use of polymer inclusion membranes (PIMs) as support of 1-octanol liquid membrane in electromembrane extraction (EME) procedure is proposed. Synthesis of PIMs were optimized to a composition of 29% (w/w) of cellulose ...
Artículo
Effect of Aliquat®336 on supported liquid membrane on electromembrane extraction of non-steroidal anti-inflammatory drugs
(Elsevier Inc., 2021-09)
Up to now, most electromembrane extraction methods describe the use of pure organic solvents or mixtures as supported liquid membrane. However, the need to incorporate carriers in the supported liquid membrane to achieve ...
Artículo
Chitosan tailor-made membranes as biopolymeric support for electromembrane extraction
(Elsevier B.V., 2019-07-01)
A chitosan membrane composed by 60% (w/w) chitosan and 40% (w/w) Aliquat®336 has been proposed as a new biopolymeric support for electromembrane extraction. The new support has been characterized by Scanning Electron ...
Ponencia
Contaminantes emergentes en las aguas del Parque de Doñana
(Universidad Internacional de Andalucía, 2012)
El Parque Nacional de Doñana, declarado Patrimonio de la Humanidad por la UNESCO en 1994, es la reserva biológica más importante de España, y la mayor área protegida. Es un ecosistema único en toda Europa, debido a su gran ...
Artículo
Effect of Counter-ions on Electromembrane Extraction of Non- steroidal Antiinflammatory Drugs
(Elsevier, 2019)
The paper describes a comprehensive study of the importance of cations to improve the efficiency and mass transfer in the electromembrane extraction for the determination of non-steroidal antiinflammatory. The procedure ...
Artículo
A comprehensive study of a new versatile microchip device based liquid phase microextraction for stopped-flow and double-flow conditions
(Elservier, 2018-04-30)
A new geometry for a versatile microfluidic-chip device based liquid phase microextraction was developed in order to enhance the preconcentration in microfluidic chips and also to enable double-flow and stopped-flow working ...
Artículo
Evaluation of Parabens and Bisphenol A Concentration Levels in Wild Bat Guano Samples
(MDPI, 2023-01)
Parabens and bisphenol A are synthetic compounds found in many everyday objects, including bottles, food containers, personal care products, cosmetics and medicines. These substances may penetrate the environment and living ...
Artículo
Liquid phase microextraction integrated into a microchip device for the extraction of fluoroquinolones from urine samples
(Elsevier, 2019-03)
For the first time, liquid phase microextraction miniaturized into a microfluidic chip device (μLPME) combined with a HPLC procedure using diode array (DAD) has been developed for the determination of four fluoroquinolones: ...
Artículo
On-chip electromembrane extraction of acidic drugs
(Wiley, 2019-09)
In the present work, a new supported liquid membrane (SLM) has been developed for on-chip electromembrane extraction of acidic drugs combined with HPLC or CE, providing significantly higher stability than those reported ...