journal of analytical methods in chemistry سال:2012 - دوره:2012

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journal of analytical methods in chemistry
سال:2012 - دوره:2012 - شماره:0

1H and 13C NMR assignments of cytotoxic 3S-1,2,3,4-tetrahydro-β-carboline-3-carboxylic acid from the leaves of cichorium endivia A green analytical method using ultrasound in sample preparation for the flow injection determination of iron,manganese,and zinc in soluble solid samples by flame atomic absorption spectrometry A green preconcentration method for determination of cobalt and lead in fresh surface and waste water samples prior to flame atomic absorption spectrometry A validated reverse phase HPLC analytical method for quantitation of glycoalkaloids in solanum lycocarpum and its extracts Acylation of chiral alcohols: A simple procedure for chiral GC analysis An electrochemical study of two self-dopable water-soluble aniline derivatives: Electrochemical deposition of copolymers Analysis of alphalactalbumin and betalactoglobulin from the rehydration of bovine colostrum powder using cloud point extraction and mass spectrometry Application of 2-trichloromethylbenzimidazole in analytical chemistry: A Highly selective chromogenic reagent for thin-layer chromatography and some other analytical uses Application of ionic liquids in the microwave-assisted extraction of pectin from lemon peels Automatic and rapid discrimination of cotton genotypes by near infrared spectroscopy and chemometrics Bioanalytical method development and validation of memantine in human plasma by high performance liquid chromatography with tandem mass spectrometry: Application to bioequivalence study Capture-SELEX: Selection of DNA aptamers for aminoglycoside antibiotics Contribution to the study of the relation between microstructure and electrochemical behavior of iron-based FeCoC ternary alloys Detection of quadruplex DNA by gold nanoparticles Development and validation of a reversed-phase liquid chromatography method for the simultaneous determination of indole-3-acetic acid,indole-3-pyruvic acid,and abscisic acid in Barley (Hordeum vulgare L.) Development of a method for the determination of chromium and cadmium in tannery wastewater using laser-induced breakdown spectroscopy Different stability-indicating chromatographic techniques for the determination of netobimin Direct quantitative analysis of arsenic in coal fly ash Diurnal variation and spatial distribution effects on sulfur speciation in aerosol samples as assessed by X-ray absorption near-edge structure (XANES) Effects of iron concentration level in extracting solutions from contaminated soils on the determination of zinc by flame atomic absorption spectrometry with two background correctors Efficient sunlight-induced methylene blue removal over one-dimensional mesoporous monoclinic BiVO 4 nanorods Electrochemical deposition and formation mechanism of single-crystalline Cu 2O octahedra on aluminum Enzymatic digestion and selective quantification of underivatised delta-9-tetrahydrocannabinol and cocaine in human hair using gas chromatography-mass spectrometry Equilibrium,thermodynamics,and kinetic sorption studies for the removal of coomassie brilliant blue on wheat bran as a low-cost adsorbent Evaluation of single column trapping/separation and chemiluminescence detection for measurement of methanethiol and dimethyl sulfide from pig production Facile and one pot synthesis of gold nanoparticles using tetraphenylborate and polyvinylpyrrolidone for selective colorimetric detection of mercury ions in aqueous medium Flow-based systems for rapid and high-precision enzyme kinetics studies Gas-purged headspace liquid phase microextraction system for determination of volatile and semivolatile analytes HPLC method determination of isoliquiritin apioside and isoliquiritin in rat plasma for application in pharmacokinetic study after an oral administration of Zhigancao extract High-performance liquid chromatography assay for moxifloxacin in brain tissue and plasma: Validation in a pharmacokinetic study in a murine model of cerebral listeriosis Highly selective Hg (II) ion detection based on linear blue-shift of the maximum absorption wavelength of silver nanoparticles Identification of medicinally active ingredient in ultradiluted digitalis purpurea: Fluorescence spectroscopic and cyclic-voltammetric study LC-MS-MS measurements of urinary creatinine and the application of creatinine normalization technique on cotinine in smokers' 24 hour urine Liquid chromatography-tandem mass spectrometry analysis of perfluorooctane sulfonate and perfluorooctanoic acid in fish fillet samples Modified carbon nanotube paste electrode for voltammetric determination of carbidopa,folic acid,and tryptophan Monitoring of the physical and chemical properties of a gasoline engine oil during its usage On the primary ionization mechanism(s) in matrix-assisted laser desorption ionization Online coupling of lab-on-valve format to amperometry based on polyvinylpyrrolidone-doped carbon paste electrode and its application to the analysis of morin Parameters influencing sulfur speciation in environmental samples using sulfur K-edge X-ray absorption near-edge structure Portable RF-sensor system for the monitoring of air pollution and water contamination Preliminary results on the use of leather chrome shavings for air passive sampling Quantitative and qualitative analysis of aconitum alkaloids in raw and processed Chuanwu and Caowu by HPLC in combination with automated analytical system and ESI/MS/MS Quenching-chemiluminescence determination of trace amounts of l-tyrosine contained in dietary supplement by chemiluminescence reaction of an iron-phthalocyanine complex RP-HPLC method development and its validation for quantitative determination of rimonabant in human plasma Sampling and analysis of odorants and volatile organic compounds in air,water,and soil Sensitive spectrophotometric determination of atenolol in pharmaceutical formulations using bromate-bromide mixture as an eco-friendly brominating agent Separation of cis - And trans-Asarone from Acorus tatarinowii by preparative gas chromatography Sequential determination of total arsenic and cadmium in concentrated cadmium sulphate solutions by flow-through stripping chronopotentiometry after online cation exchanger separation Short-wave near-infrared spectrometer for alcohol determination and temperature correction Simple modification of karl-fischer titration method for determination of water content in colored samples Simultaneous analysis of losartan potassium,amlodipine besylate,and hydrochlorothiazide in bulk and in tablets by high-performance thin layer chromatography with UV-absorption densitometry Simultaneous and direct determination of vancomycin and cephalexin in human plasma by using HPLC-DAD coupled with second-order calibration algorithms Spectrophotometric determination of mycophenolate mofetil as its charge-Transfer complexes with two π-acceptors Synthesis of Fe-MCM-41 using iron ore tailings as the silicon and iron source The estimation of acidic behavior of wood by treatment with aqueous Na 2HPO 4 solution The use of amberlite adsorbents for green chromatography determination of volatile organic compounds in air Thermoanalytical investigation of some sulfone-containing drugs Use of Hg-electroplated-Pt ultramicroelectrode for determining elemental sulphur in naphtha samples Voltammetric determination of homocysteine using multiwall carbon nanotube paste electrode in the presence of chlorpromazine as a mediator