ListarDepartament: Química Física i Analítica por tema "Micellar liquid chromatography"
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Analysis of danofloxacin, difloxacin, ciprofloxacin and sarafloxacin in honey using micellar liquid chromatography and validation according to the 2002/657/EC decision
Royal Society of Chemistry (2015)A reliable and sensitive method based on micellar liquid chromatography was optimized for the analysis of the fluoroquinolones danofloxacin, difloxacin, ciprofloxacin and sarafloxacin in honey. The sample was 1 : 1 diluted ... -
Analysis of omeprazole and its main metabolites by liquid chromatography using hybrid micellar mobile phases
Elsevier (2009)Omeprazole is a selective inhibitor of gastric acid secretion and is one of the most widely prescribed drugs internationally. A chromatographic procedure that uses micellar mobile phases of sodium dodecyl sulphate and ... -
Analysis of selected veterinary antibiotics in fish by micellar liquid chromatography with fluorescence detection and validation in accordance with regulation 2002/657/EC
Elsevier (2010)A simple and sensitive method was optimised and validated for the simultaneous analysis of five quinolones (oxolinic acid, flumequine, enrofloxacin, difloxacin and sarafloxacin) in different fish muscles. Analytical ... -
Analytical determination of hydroxytyrosol in olive extract samples by micellar liquid chromatography
Elsevier (2011)Hydroxytyrosol is a well-known natural phenolic component obtained from olive extract samples with antioxidant effects. A micellar liquid chromatography method to detect and quantify hydroxytyrosol in olive extract samples ... -
Application of a liquid chromatographic procedure for the analysis of penicillin antibiotics in biological fluids and pharmaceutical formulations using sodium dodecyl sulphate/propanol mobile phases a.
© 2010 Elsevier (2011-07)A direct injection liquid chromatography procedure was developed for the simultaneous determination of four penicillin antibiotics (amoxicillin, ampicillin, cloxacillin and dicloxacillin) in pharmaceutical formulations and ... -
Chromatographic Efficiency in Micellar Liquid Chromatography: Should it Be Still a Topic of Concern?
Taylor & Francis (2013)Micellar liquid chromatography (MLC) was first proposed as an attractive alternative to avoid the use of organic solvents. It was soon apparent that pure micellar solutions yield poor efficiencies. This problem was remediated ... -
Detection of Methyl Orange in Saffron and Other Edibles Using Direct Injection Micellar Liquid Chromatography
Springer (2017-01)A simple, sensitive, rapid and eco friendly micellar liquid chromatographic method was developed for the detec- tion of banned color methyl orange in counterfeit saffron and prepared foodstuffs. Methyl orange ... -
Determination of selective serotonin reuptake inhibitors in plasma and urine by micellar liquid chromatography coupled to fluorescence detection
(2015-06-23)Citalopram, paroxetine and fluoxetine are selective serotonin reuptake inhibitor (SSRIs) currently used in the treatment of psychiatric disorders. We present an analytical method using micellar liquid chromatography to ... -
Determination of Tamoxifen and its main metabolites in plasma samples from breast cancer patients by micellar liquid chromatography
Elsevier (2015-01)A method was developed for the analysis of tamoxifen and its main derivatives (4-hydroxytamoxifen, N–desmethyl-tamoxifen, tamoxifen-N-oxide and endoxifen) in human plasma, using micellar liquid chromatography coupled with ... -
Development and validation of a stability indicating method for seven novel derivatives of lamivudine with anti-HIV and anti-HBV activity in simulated gastric and intestinal fluids
Elsevier (2013-05)A simple micellar liquid chromatography (MLC) method has been developed and validated for use in stability indicating studies of lamivudine and its carbonate derivatives with proved activity against human immunodeficiency ... -
Direct injection of plasma samples and micellar chromatography of procainamide and its metabolite n-acetylprocainamide
Vieweg Verlag (2010)Micellar liquid chromatography was employed for the monitoring of procainamide and its metabolite N-acetylprocainamide using a C18 column. Sodium dodecyl sulphate (SDS) and modifier concentrations were optimised in order ... -
Micellar liquid chromatography for the determination of some less prescribed benzodiazepines
Hindawi Publishing Corporation (2012)A simple chromatographic procedure is reported for the determination of some less prescribed but equally important benzodiazepines (Clotiazepam, clozapine and pinazepam) in serum. The optimization studies have been made ... -
Peak half-width plots to study the effect of organic solvents on the peak performance of basic drugs in micellar liquid chromatography
Elsevier (2010)The addition of the anionic surfactant sodium dodecyl sulphate (SDS) to hydro-organic mixtures of methanol, ethanol, propanol or acetonitrile with water yielded enhanced peak shape (i.e. increased efficiencies and symmetrical ... -
Performance of different C18 columns in reversed-phase liquid chromatography with hydro-organic and micellar-organic mobile phases
(2015-06-22)Column selection in reversed-phase liquid chromatography (RPLC) can become a challenge if the target compounds interact with the silica-based packing. One of such interactions is the attraction of cationic solutes to the ... -
Quinolones control in milk and eggs samples by liquid chromatography using a surfactant-mediated mobile phase
Springer-Verlag (2011)Four quinolones (danofloxacin, difloxacin, flumequine and marbofloxacin) were determined in milk and egg samples by a simplified high-performance liquid chromatographic procedure using a micellar mobile phase. No extraction ... -
Rapid and sensitive determination of nicotine in formulations and biological fluid using micellar liquid chromatography with electrochemical detection
Elsevier (2010)Nicotine can be determined in pharmaceuticals and biological fluids by micellar liquid chromatography (MLC) using a C18 column, a mobile phase containing sodium dodecyl sulphate 0.15M-6% (v/v) pentanol-NaH<sub>2</sub>PO< ... -
Retention mechanisms in micellar liquid chromatography
Elsevier (2009)Micellar liquid chromatography (MLC) is a reversed-phase liquid chromatographic (RPLC) mode with mobile phases containing a surfactant (ionic or non-ionic) above its critical micellar concentration (CMC). In these conditions, ... -
Screening and monitoring antiretrovirals and antivirals in the serum of acquired immunodeficiency syndrome patients by micellar liquid chromatography
Elsevier (2009)Thirteen different antiretrovirals are commonly used in hospital protocols for suppressing the activity of the human immunodeficiency virus (HIV) and associated opportunistic diseases in patients with acquired immunodeficiency ... -
Stability indicating MLC method for three novel deriviatives of zidovudine in aqueous and simulated gastric and intestinal fluids.
© 2011 Elsevier (2011-05)This work studies the stability of three new anti-HIV agents which were obtained by the association of zidovudine (AZT) with different amino acids, such as leucine (AZT-Leu) and valine (AZT-Val), and one with an acid group ... -
Tamoxifen monitoring studies in breast cancer patients by micellar liquid chromatography
Springer Verlag (2010)A simple micellar liquid chromatographic procedure is described to determine tamoxifen in plasma. To perform the analysis, tamoxifen solutions were diluted in water and UV- irradiated for 20 min to form the photocycled ...