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Speciation and Analysis of Arsenic(III) and Arsenic(V) by Electrochemical Hydride Generation Spectrophotometric Method
Speciation and Analysis Arsenic(III) Arsenic(V) Electrochemical Hydride Generation Spectrophotometric Method
2010/9/17
A simple method was developed for speciation and spectrophotometric determination of inorganic As(III) and As(V) using an electrochemical hydride generation technique. For speciation of As(III) and As...
A simple spectrophotometric method for the determination of iron(II) aqueous solutions
Spectrophotometry iron determination morin alloys steels environmental biological samples soil samples
2010/4/8
An ultra-sensitive and highly selective non-extractive spectrophotometric method is presented for the rapid determination of iron(II) at trace levels using 2', 3, 4', 5, 7-Pentahydroxyflavone (morin) ...
Simple Spectrophotometric Method for Determination of Paroxetine in Tablets Using 1,2-Naphthoquinone-4-Sulphonate as a Chromogenic Reagent
2-naphthoquinone-4-sulphonate antidepressant drug piperidine
2009/9/4
Simple and rapid spectrophotometric method has been developed and validated for the determination of paroxetine (PRX) in tablets. The proposed method was based on nucleophilic substitution reaction of...
Novel Spectrophotometric Method for the Assay of Captopril in Dosage Forms using 2,6-Dichloroquinone-4-Chlorimide
opril 2,6-dichloroquinone-4-chlorimide (DCQ) spectrophotometry dosage forms
2009/4/29
A simple spectrophotometric method was developed for the determination of captopril (CPL) in pharmaceutical preparations. The method is based on coupling captopril with 2,6-dichloroquinone-4-chlo...
Sensitive Indirect Spectrophotometric Method for Determination of H2-Receptor Antagonists in Pharmaceutical Formulations
H2-receptors antagonists cerium (IV) p-dimethylaminocinnamaldehyde spectrophotometry pharmaceutical analysis
2009/4/20
A simple, accurate and sensitive spectrophotometric method has been developed and validated for determination of H2-receptor antagonists: cimetidine, famotidine, nizatidine, and ranitidine hydrochlori...
Kinetic Spectrophotometric Method For The Determination of Ketoprofen in Pharmaceuticals and Biological Fluids
kinetic spectrophotometry ketoprofen pharmaceutical preparations biological fluids
2009/4/20
A simple and sensitive kinetic method is described for the determination of ketoprofen in pure form, pharmaceuticals and biological fluids. The method utilizes an oxidative- coupling reaction based up...
Spectrophotometric Method for Determination of Tryptophan in Protein Hydrolysates
protein hydrolysates tryptophan spectrophotometry diphenylamine
2009/2/26
A novel spectrophotometric method for determination of tryptophan content in protein hydrolysates has been developed. The reagent used is diphenylamine sulphonate which is oxidised to diphenylbenzidin...
Validation of an Optimized Spectrophotometric Method for the Selective Determination of Labetalol Hydrochloride
labetalol hydrochloride sodium nitroprusside
2007/12/20
摘要 A simple sensitive and economical method for the determination of labetalol hydrochloride has been proposed, based on the reaction of labetalol with sodium nitroprusside and hydroxylamine hydrochlo...
Catalytic Kinetic Spectrophotometric Method for Determination of Phosphate Ion
kinetic spectrophotometric method sodium pyrogallol-5-sulphonate phosphate oxygen oxidation determination water soil
2007/12/19
摘要 The kinetic method for the determination of phosphate microamounts was described. The developed method is based on catalytic effect of phosphate on sodium pyrogallol-5-sulphonate (PS) by dissolved ...
The Atomic Absorption Spectrophotometric Method for Indirect Determination of Nimodipine in Tablets
Aromatic nitro compounds Cadmium ion Pharmaceutical analysis Indirect determination
2010/4/20
A simple indirect atomic absorption spectrophotometric (AAS) method is described for the analysis of nimodipine in tablet formulations. The method is based on the reduction of the antihypertensive dru...
A Rapid Spectrophotometric Method to Resolve a Binary Mixture of Food Colorants (Riboflavine and Sunset Yellow)
Derivative spectrophotometry simultaneous determination zero-crossing measurements sunset yellow riboflavine colorants food analysis
2010/4/20
A very simple and rapid spectrophotometric method using measurements at zero-crossing wavelength is described for resolving binary mixtures of riboflavine (E-101) and sunset yellow (E-110) in a powder...
Determination of Trace Amounts of Iodide by an Inhibition Kinetic Spectrophotometric Method
Co(III)-EDTA inhibition kinetic iodide initial rate method and spectrophotometry
2010/4/21
Determination of Trace Amounts of Iodide by an Inhibition Kinetic Spectrophotometric Method.
A Spectrophotometric Method for the Determination of Prazosin Hydrochloride in Tablets
Prazosin hydrochloride Spectrophotometry Tablets
2010/4/22
A rapid and sensitive analytical method was developed for the spectrophotometric assay of prazosin hydrochloride. The method is based on the formation of a coloured derivative between the drug and 1,2...
Determination of the Protonation Constants of Some Substituted Salicylideneanilines by the Spectrophotometric Method in Ethanol-Water Mixtures
Protonation constant titrimetry Schiff's base ethanol-water mixture potentiometric method spectrophotometric method
2010/4/22
Protonation constants of salicylideneaniline and methyl-, ethyl-, methoxy- fluoro-, chloro-, bromo- and iodo- substituted salicylideneanilines were determined by spectrophotomeric titrimetry in 10, 30...