Results 31 to 40 of about 9,012 (156)

Voltammetric determination of MCPA, 4-chloro-o-cresol and o-cresol in water using a modified carbon paste electrode

International Journal of Electrochemical Science, 2019
Voltammetric method with use of modified carbon paste electrodes was applied to determining of MCPA herbicide, 4-chloro-o-cresol and o-cresol in water. All these compounds can be present in waste-water from production of MCPA or in river water.
Arkadiusz Białek, Katarzyna Skrzypczyńska, Krzysztof Kuśmierek, Andrzej Świątkowski   +3 more
doaj   +1 more source

Humic Acid-based Activated Carbon Doped Carbon Paste Electrode for the Determination of Trace Cadmium

Taiyuan Ligong Daxue xuebao, 2022
Electrochemistry has the advantages of low detection limit, high sensitivity, short analysis time, and convenient operation. It is an effective method for rapid detection of heavy metal ions in environmental samples.
Jinying HOU, Xianshu DONG, Yuping FAN, Xiaomin MA, Suling YAO, Fan LI   +5 more
doaj   +1 more source

Nanoparticles Based Carbon Paste Electrodes for the Determination of Flupentixol Dihydrochloride: Application to Pharmaceutical Analysis and Pharmacokinetic Study

International Journal of Electrochemical Science, 2016
Five different carbon paste electrodes were developed and applied for the electrochemical determination of flupentixol dihydrochloride. Sensor 1 was fabricated using a mixture of graphite powder and multiwall-carbon-nanotubes.
Nehad A. Abdallah
doaj   +1 more source

Novel Ionophore for the Potentiometric Determination of Cetirizine Hydrochloride in Pharmaceutical Formulations and Human Urine

International Journal of Electrochemical Science, 2009
Cetirizine (CT) membrane sensors of conventional (CE) and carbon paste (CPE) have been prepared, based on β-cyclodextrin (βCD) as ionophore and potassium tetrakis[3,5-bis(trifluoro-methyl) phenyl]borate (KTFPB) as anionic membrane additive.
Nashwa M.H. Rizk, Samah S. Abbas, Fathy A. EL-Sayed, Ahmed Abo-Bakr   +3 more
doaj   +1 more source

Optimization of Method of Preparing Carbon Paste Electrode

Chemical Engineering Transactions, 2015
This work propose the optimization of the preparation of electrode based on carbon paste for application to amperometric biosensor. The method is based on the experimental design of mixtures with graphite, polyaniline and epoxy resin acting as system components and electrical conductivity as the response variable.
Alfredo Telles Bosco, Eliana Mosse Alhadeff, Francisca Chagas Sobral Silva Mihos, Victor Mello Santos, Ninoska Bojorge-Ramirez   +4 more
openaire   +2 more sources

Halloysite as a Carbon Paste Electrode Modifier for the Detection of Phenol Compounds

International Journal of Electrochemical Science, 2019
Various modification methods of halloysite and their applications as modifiers of carbon paste electrodes (CPEs) have been presented. CPEs were modified by the addition of different halloysite materials and were prepared for detection of phenol (Ph) and ...
E. Wierzbicka, I. Legocka, K. Skrzypczyńska, A. Świątkowski, K. Kuśmierek   +4 more
doaj   +1 more source

Letrozole Potentiometric PVC membrane and Nano-Composite Carbon Paste Electrodes

International Journal of Electrochemical Science, 2012
Two kinds of potentiometric electrodes, based on PVC membrane and nano-composite carbon paste electrodes have been introduced. The ion-pair, which was synthesized by the interaction of Letrozole and tetraphenyl borate, was used as a sensing element in ...
Mohammad Reza Ganjali, Anahita Karimi, Parviz Norouzi   +2 more
doaj   +1 more source

Electrochemical Determination of Benzene Substituted Derivatives using Carbon Based Purine Electrodes through Electrochemical Impedance Spectroscopy

International Journal of Electrochemical Science, 2014
Purine nucleobases, guanine and adenine, are known electroactive compounds which get oxidized over the carbon electrodes. These compounds are found to react with benzene derivatives forming its adducts.
S. Baby Gayathri, P. Kamaraj, M. Arthanareeswari, S. Devi Kala   +3 more
doaj   +1 more source

Design and Construction of New Potentiometric Sensors for Determination of Copper(II) Ion Based on Copper Oxide Nanoparticles

International Journal of Electrochemical Science, 2015
New chemically modified carbon paste (CPEs) and screen-printed electrodes (SPEs) were fabricated incorborating copper oxide nanoparticles (CuO NPs) as a neutral ionophore and explored as Cu(II) selective electrodes.
Tamer Awad Ali, Gehad G. Mohamed, Ahmed R. Othman   +2 more
doaj   +3 more sources

Shungite Paste Electrodes: Basic Characterization and Initial Examples of Applicability in Electroanalysis

Chemosensors
This article introduces a new type of carbon paste electrode prepared from black raw shungite. In powdered form, this carbonaceous material was mixed with several nonpolar binders.
Michaela Bártová, Martin Bartoš, Ivan Švancara, Milan Sýs   +3 more
doaj   +1 more source