Category Archives: Mass spectrometry

Analysis of amino acids in latent fingerprint residue by capillary electrophoresis-mass spectrometry

Posted on 5 November, 2012 by fqm302

The analysis of the chemical composition of fingerprints is important for the development and improvement of existing fingerprint enhancement techniques. This study demonstrates the first analysis of a latent fingerprint sample, using an optimized CE-MS method. In total 12 amino … Continue reading →

Posted in Amino acids, CZE, Electrophoresis, Fingerprints, Mass spectrometry | Tagged , | Comments Off on Analysis of amino acids in latent fingerprint residue by capillary electrophoresis-mass spectrometry

Dispersive liquid-liquid microextraction using a low density extraction solvent for the determination of 17 N-methylcarbamates by micellar electrokinetic chromatography-electrospray-mass spectrometry employing a volatile surfactant

Posted on 23 June, 2012 by fqm302

A new analytical method based on micellar electrokinetic chromatography tandem mass spectrometry (MEKC–ESI–MS/MS) employing a MS friendly surfactant (ammonium perfluorooctanoate) is proposed and validated for the identification and simultaneous quantification of 17 N-methylcarbamate pesticides in environmental and drinking water samples. … Continue reading →

Posted in Carbamates, DLLME, MEKC, Mass spectrometry, Water | Tagged | Comments Off on Dispersive liquid-liquid microextraction using a low density extraction solvent for the determination of 17 N-methylcarbamates by micellar electrokinetic chromatography-electrospray-mass spectrometry employing a volatile surfactant

Determination of quinolones of veterinary use in bee products by ultra-high performance liquid chromatography–tandem mass spectrometry using a QuEChERS extraction procedure

Posted on 28 February, 2012 by fqm302

A reliable and rapid ultra high performance liquid chromatography tandem mass spectrometry (UHPLC–MS/MS) method has been developed for the determination of the eight quinolones of veterinary use regulated by European Union (marbofloxacin, ciprofloxacin, danofloxacin, enrofloxacin, sarafloxacin, difloxacin, flumequine and oxolinic … Continue reading →

Posted in Honey, Mass spectrometry, Propolis, QuEChERS, Quinolones, Royal jelly, UHPLC | Comments Off on Determination of quinolones of veterinary use in bee products by ultra-high performance liquid chromatography–tandem mass spectrometry using a QuEChERS extraction procedure