Quality control of liquid herbal drug preparations: ethanol content and test on methanol and 2-propanol
Determination of hamamelitannin, catechins and gallic acid in witch hazel bark, twig and leaf by HPLC
Stability-indicating HPTLC determination of tizanidine hydrochloride in bulk drug and pharmaceutical formulations
Square wave adsorptive stripping voltammetric determination of piromidic acid. Application in urine
Use of mathematical derivatives (time-domain differentiation) on chromatographic data to enhance the detection and quantification of an unknown ‘rider’ peak
Flow amperometric determination of pharmaceuticals with on-line electrode surface renewal
Polysaccharide-based chiral phase under polar organic mode of elution in the determination of the enantiomeric purity of emtricitabine an anti-HIV analogue nucleoside
Stripping voltammetric and polarographic techniques for the determination of anti-fungal ketoconazole on the mercury electrode
Simultaneous determination of loratadine and pseudoephedrine sulfate in pharmaceutical formulation by RP-LC and derivative spectrophotometry
Linear regression analysis and its application to the multivariate spectral calibrations for the multiresolution of a ternary mixture of caffeine, paracetamol and metamizol in tablets
Simultaneous HPLC determination of hydrophilic whitening agents in cosmetic products
LC determination of impurities in methoxsalen drug substance: isolation and identification of isopimpinellin as a major impurity by atmospheric pressure chemical ionization LC/MS and NMR
Direct determination of metals in organics by inductively coupled plasma atomic emission spectrometry in aqueous matrices
Electrochemical oxidation of azithromycin and its derivatives
Comparison of multivariate calibration methods to determine simultaneously mebendazole–cambendazole and mebendazole–thiabendazole in pharmaceutical preparations by UV–visible spectrophotometry
Development of a simple HPLC method for separation of doxycycline and its degradation products
Electrochemical behavior of the antituberculosis drug isoniazid and its square-wave adsorptive stripping voltammetric estimation in bulk form, tablets and biological fluids at a mercury electrode
Square-wave adsorptive cathodic stripping voltammetry of pantoprazole
Fluorescence spectroscopy determination of fluoroquinolones by charge-transfer reaction
Simultaneous high-performance liquid chromatographic assay of furosemide and propranolol HCL and its application in a pharmacokinetic study
Extended application of an LC–MS/MS method for the analysis of vesnarinone and its metabolites in human urine and dialysate fluid
Development and implementation of an electrochemiluminescence immunoassay for the determination of an angiogenic polypeptide in dog and rat plasma
A rapid and sensitive method for determination of dimethyl benzoylphenyl urea in human plasma by using LC/MS/MS
Electrochemical oxidation of biological molecules at carbon paste electrodes pre-treated in guanine solutions
Comparison of UV and tandem mass spectrometric detection for the high-performance liquid chromatographic determination of diclofenac in microdialysis samples
HPLC-UV method development and validation for 16-dehydropregnenolone, a novel oral hypolipidaemic agent, in rat biological matrices for application to pharmacokinetic studies
Flow-injection chemiluminescence detection for studying protein binding of terbutaline sulfate with on-line microdialysis sampling
Determination of imipramine in presence of iminodibenzyl and in pharmaceutical dosage form
Hydroxamic acids: proton donor and acceptor strength for use in drug design
Flow-injection biamperometric direct determination of calcium dobesilate in irreversible couple system
A simple and sensitive GC method for determination of N -methylpyrrolidine in cefepime and its preparation
Enantiomeric separation of the key intermediate of paroxetine using chiral chromatography
Analysis of ginkgolides and bilobalide in Ginkgo biloba L. extract injections by high-performance liquid chromatography with evaporative light scattering detection
RNA extraction for quantitative enterovirus RT-PCR: comparison of three methods
Ion-selective electrode for the determination of prazosin in tablets
Analysis of aristolochic acid in nine sources of Xixin, a traditional Chinese medicine, by liquid chromatography/atmospheric pressure chemical ionization/tandem mass spectrometry
HPLC determination of tiazofurin in the rat brain
Trace elements analysis of Echinacea purpurea —herbal medicinal
HPLC and HPTLC assays for the antimalarial agents Chloroquine, Primaquine and Bulaquine