High-performance liquid
Determination of synthetic dyes by high performance liquid chromatography (HPCL) in jelly powder.
... BY HIGH PERFORMANCE LIQUID CHROMATOGRAPHY (HPLC) IN JELLY ...by high performance liquid chromatography in 76 samples of regular jelly and diet jelly powders, of several flavors ...
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Determination of Parabens in Breast Milk Samples by Dispersive Liquid-Liquid Microextraction (DLLME) and Ultra-High-Performance Liquid Chromatography Tandem Mass Spectrometry
... ultra-high- performance liquid chromatography coupled to tandem mass spectrometry (UHLPC-MS/MS) to extract and determine simultaneously four parabens in breast milk ...
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Analysis of pesticides in water using liquid-liquid extraction with partition at low temperature and high performance liquid chromatography.
... USING LIQUID-LIQUID EXTRACTION WITH PARTITION AT LOW TEMPERATURE AND HIGH PERFORMANCE LIQUID ...the liquid-liquid extraction technique with partition at low temperature ...
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Enantioselective analysis of drugs: contributions of high-performance liquid chromatography and capillary electrophoresis.
... A cromatografia líquida de alta eficiência (HPLC, “High- performance Liquid Chromatography”) é a técnica mais utilizada para a separação de enantiômeros. Nesse caso, a separação pode ser conseguida ...
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Sulfadimethoxyne quantification in milk by high performance liquid chromatography.
... SULFADIMETHOXYNE QUANTIFICATION IN MILK BY HIGH PERFORMANCE LIQUID CHROMATOGRAPHY. A method for HPLC determination of sulfadimethoxyne in milk is presented. The analyte isolation and concentration ...
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Modern stationary phases for reversed phase high performance liquid chromatography.
... PHASE HIGH PERFORMANCE LIQUID ...phase high performance liquid chromatography and then describes those, developed more recently, that present better stabilities and more ...
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Determination of paclobutrazol concentration by high performance liquid chromatography and spectroscopy.
... BY HIGH PERFORMANCE LIQUID CHROMATOGRAPHY AND ...both high performance liquid chromatography and ...than high performance liquid ...
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Determination of a-Tocopherol (vitamin E) in irradiated garlic by high performance liquid chromatography (HPLC).
... upon the α-tocopherol concentration were studied. The α-tocopherol contents were established by high performance liquid chromatography (HPLC), after direct hexane extraction from the garlic samples. ...
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HIGH-PERFORMANCE LIQUID CHROMATOGRAPHY FOR DETERMINATION OF AROMATIC ALDEHYDES IN WINE DISTILLATES
... of high-performance liquid chromatography (HPLC) allows to separate the phenolic compounds and the products of their degradation - aromatic aldehydes and acids extracted by wine distillate from oak ...
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Determination of phenmedipham and desmedipham in a commercial herbicide by high performance liquid chromatography
... applied high performance liquid chromatography (HPLC) with diode array detector (DAD) at 254 nm for the determination of phenmedipham and desme- dipham in commercial samples of Betanal ...
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Monitoring the modifications of Aloe vera by high performance liquid chromatography
... Abstract. Aloe vera is a widely known and studied plant due to its therapeutic properties. The therapeutic properties exhibited by the Aloe vera exudates have been associated to the presence of certain compounds, such ...
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Determination of lamivudine, stavudine and nevirapine in tablets by high performance liquid chromatography.
... BY HIGH PERFORMANCE LIQUID CHROMATOGRAPHY. A high performance liquid chromatography method was developed to quantify lamivudine, stavudine and nevirapine combined in ...
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Simultaneous quantification of organic solvent biomarkers by high performance liquid chroma tography.
... SIMULTANEOUS QUANTIFICATION OF ORGANIC SOLVENT BIOMARKERS BY HIGH PERFORMANCE LIQUID CHROMATOGRAPHY. Biological monitoring is very important to guarantee health to workers. This method was developed ...
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Applications of high performance liquid chromatography for the study of emerging organic pollutants.
... OF HIGH PERFORMANCE LIQUID CHROMATOGRAPHY FOR THE STUDY OF EMERGING ORGANIC ...compounds. High performance liquid chromatography is recommended to separate emerging organic ...
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Chiral stationary phases for high-performance liquid chromatography.
... FOR HIGH-PERFORMANCE LIQUID ...for high performance liquid chromatography has been studied by various researches around the world, especially, since ...
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Diazepam and nordiazepam in plasma: liquid-liquid and solid phase extraction in sample pre-treatment for high performance liquid chromatography analysis.
... PLASMA: LIQUID-LIQUID AND SOLID PHASE EXTRACTION IN SAMPLE PRE- TREATMENT FOR HIGH PERFORMANCE LIQUID CHROMATOGRAPHY ...techniques, liquid-liquid (LLE) and solid phase ...
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Determination of Beta-Lactam Residues in Milk by High Performance Liquid Chromatography
... A high performance liquid chromatographic method to assay beta-lactam residues in milk was developed and validated. Milk samples were spiked with standard solutions and deproteinated. The extract was ...
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Quantification of levoglucosan and its isomers by High Performance Liquid Chromatography – Electrospray Ionization tandem Mass Spectrometry and its applications to atmospheric and soil samples
... ing High Performance Liquid Chromatography (HPLC) coupled with various detectors, including pulsed amperometric detection (PAD) (Engling et ...
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Semi-preparative separation of α and β-amyrin by high performance liquid chromatographic.
... Neste trabalho descreve-se o uso da cromatograia líquida de alta eiciência (CLAE) no modo preparativo para a puriicação dos isôme- ros triterpenos α-amirina e β-amirina.. A separação da[r] ...
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New stationary phases based on silica for high performance liquid chromatography.
... Como alternativa, os pesquisadores da Waters Corporation publi- caram em 1995 a síntese de uma nova fase reversa, baseada na modi- ficação da superfície da sílica em uma única etapa, dif[r] ...
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