Category Archives: P12-AGR-1647

Evaluation of the combination of micellar electrokinetic capillary chromatography with sweeping and cation selective exhaustive injection for the determination of 5-nitroimidazoles in egg samples

Posted on 27 July, 2016 by fqm302

A methodology is presented for the sensitive determination of nitromidazole residues in egg by means of micellar electrokinetic capillary chromatography in combination with cation selective exhaustive injection and ultraviolet detection. Six compounds have been considered and the separation has been … Continue reading →

Posted in 5-nitroimidazoles, CSEI, Eggs, MEKC, P12-AGR-1647, SPE, Sweeping, UV-vis | Tagged , | Comments Off on Evaluation of the combination of micellar electrokinetic capillary chromatography with sweeping and cation selective exhaustive injection for the determination of 5-nitroimidazoles in egg samples

Trace determination of tetracyclines in water samples by capillary zone electrophoresis combining off-line and on-line sample preconcentration

Posted on 3 May, 2016 by fqm302

In this work, a sensitive and reliable method using capillary zone electrophoresis with UV detection has been developed for trace determination of tetracycline antibiotics in river, spring, and ground waters. A solid-phase extraction method using Oasis HLB was applied for … Continue reading →

Posted in CZE, LVSS, P12-AGR-1647, SPE, Tetracyclines, UV-vis, Water | Tagged , | Comments Off on Trace determination of tetracyclines in water samples by capillary zone electrophoresis combining off-line and on-line sample preconcentration

Method optimization and validation for the determination of eight sulfonamides in chicken muscle and eggs by modified QuEChERS and liquid chromatography with fluorescence detection

Posted on 10 March, 2016 by fqm302

A simple, effective and reliable method for the determination of eight sulfonamide antibiotics (sulfadiazine, sulfapiridine, sulfamerazine, sulfamethazine, sulfachloropiridazine, sulfamethoxazole, sulfadoxine, sulfadimethoxin) in chicken muscle and eggs by liquid chromatography and fluorescence detection has been developed and validated. Sulfonamides do not … Continue reading →

Posted in Chicken muscle, Eggs, Fluorescence, P12-AGR-1647, QuEChERS, Sulfonamides | Tagged | Comments Off on Method optimization and validation for the determination of eight sulfonamides in chicken muscle and eggs by modified QuEChERS and liquid chromatography with fluorescence detection

Applications of capillary electrophoresis with chemiluminescence detection in clinical, environmental and food analysis. A review.

Posted on 1 February, 2016 by fqm302

This paper reviews the latest developments and analytical applications of chemiluminescence detection coupled to capillary electrophoresis (CE-CL). Different sections considering the most common CL systems have been included, such as the tris(2,2ʹ-bipyridine)ruthenium(II) system, the luminol and acridinium derivative reactions, the … Continue reading →

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Advances in the application of chemiluminescence detection in liquid chromatography

Posted on 21 November, 2015 by fqm302

Recently, chemiluminescence (CL)-based detection has become a very useful detection system in high-performance liquid chromatography (HPLC) due to its simplicity, low cost, high sensitivity and high selectivity. Some methods such as the use of photochemically induced CL reactions, the application … Continue reading →

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Determination of aminoglycosides in honey by capillary electrophoresis tandem mass spectrometry and extraction with molecularly imprinted polymers

Posted on 26 August, 2015 by fqm302

A new analytical method based on capillary zone electrophoresis-tandem mass spectrometry is proposed and validated for the identification and simultaneous quantification of nine aminoglycosides in honey samples. Detection using an ion trap mass analyzer operating in the multiple reaction monitoring … Continue reading →

Posted in Aminoglycosides, CZE, Honey, MIPs, Mass spectrometry, P12-AGR-1647 | Tagged | Comments Off on Determination of aminoglycosides in honey by capillary electrophoresis tandem mass spectrometry and extraction with molecularly imprinted polymers