Search Results - "Hassan, H.N.A."

Chitosan Modified Screen-Printed Carbon Electrode for Sensitive Analysis of Heavy Metals by Khaled, Elmorsy, Hassan, H.N.A., Habib, I.H.I., Metelka, Radovan

“…The chitosan-modified screen-printed carbon electrode was used as a working electrode for the determination of selected metals: Pb, Cu, Cd and Hg. In 0.1 M…”
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Carbon paste and PVC electrodes for the flow injection potentiometric determination of dextromethorphan by Khaled, Elmorsy, Hassan, H.N.A., Mohamed, Gehad G., Seleim, A.A.

“…The construction and performance characteristics of dextromethorphan (DXM) carbon paste (CPEs) and polyvinyl chloride (PVC) electrodes are described. Different…”
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Disposable potentiometric sensors for monitoring cholinesterase activity by Khaled, Elmorsy, Hassan, H.N.A., Mohamed, Gehad G., Ragab, Fahem A., Seleim, Aly Eldin A.

“…A highly sensitive disposable screen-printed butyrylcholine (BuCh) potentiometric sensor, based on heptakis (2,3,6-tri-o-methyl)-β-cyclodextrin (β-CD) as…”
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Simultaneous spectrophotometric determination of rutin, quercetin and ascorbic acid in drugs using a Kalman Filter approach by Hassan, H.N.A, Barsoum, B.N, Habib, I.H.I

“…A UV-spectrophotometric analysis of severely overlapped spectra yielded by anti-capillary fragility pharmaceutical materials, viz. rutin, quercetin and…”
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Performance of a portable biosensor for the analysis of ethion residues by Khaled, Elmorsy, Kamel, Manal S., Hassan, H.N.A., Abdel-Gawad, Hassan, Aboul-Enein, Hassan Y.

“…Sensitive disposable potentiometric sensors for determination of the organophosphorus pesticide (OPs), ethion and its degradation residues have been…”
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Construction of novel simple phosphate screen-printed and carbon paste ion-selective electrodes by Khaled, Elmorsy, Hassan, H.N.A., Girgis, A., Metelka, R.

“…The construction and performance characteristics of different phosphate ion-selective electrodes are described. Three types of electrodes are demonstrated,…”
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β-Cyclodextrin-Based Potentiometric Sensors for Flow-Injection Determination of Acetylcholines by Khaled, Elmorsy, Hassan, H.N.A., Mohamed, Gehad G., Ragab, Fahem A., Seleim, Aly Eldin A.

“…β-Cyclodextrins (β-CDs) based polyvinylchloride (PVC) and carbon paste (CPEs) electrodes were fabricated and applied for potentiometric determination of…”
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Kinetic Catalytic Determination of Trace Nitrite Based on the Oxidation of Malachite Green with Bromate Monitored Potentiometrically Using Coated-Wire Electrodes by Khaled, Elmorsy, N. A. Hassan, Hassan, N. Barsoum, Barsoum, Vytřas, Karel

“…A kinetic method for the determination of trace nitrite based on its catalytic effect on the reaction between bromate and Malachite Green in acidic media is…”
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Multivariate analysis of Cd(II), In(III), Tl(I) and Pb(II) in mixtures using square wave anodic stripping voltammetry by Hassan, H.N.A, Hassouna, M.E.M, Habib, I.H.I

“…Accurate qualitative and quantitative results were obtained by the application of parameter estimation methods, viz. Classical Least Squares `CLS', Inverse…”
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