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Electrochemical determination of copper(II) using modified glassy carbon electrodes
- Source :
- Desalination and Water Treatment. 50:198-205
- Publication Year :
- 2012
- Publisher :
- Informa UK Limited, 2012.
-
Abstract
- Electrochemical modification of glassy carbon (GC) electrode surface via electrochemical oxidation of 1-aminoindan in acetonitrile including 100.0 mM of tetrabutylammonium tetrafluoroborate and applicability of electrode modified in this way for electrochemical determination of copper(II) (Cu(II)) were reported in this study. Electrochemical surface modification was performed by cyclic voltammetry in the potential range between +0.9 and +1.5 V vs. Ag/Ag+ (10.0 mM of AgNO3) at the scan rate of 100 mV/s by 30 potential cycles. The modified electrode surface was characterized by cyclic voltammetry, electrochemical impedance spectroscopy and contact angle measurement. The characterization results were compared with the characterization results of bare GC electrode. The results of the amperometric measurements of the modified GC electrode towards Cu(II) ions were investigated. It was determined that the modified electrode surface had electrochemical responses towards Cu(II) ions with high sensitivity,...
Details
- ISSN :
- 19443986 and 19443994
- Volume :
- 50
- Database :
- OpenAIRE
- Journal :
- Desalination and Water Treatment
- Accession number :
- edsair.doi...........2eaaf291034a14d02acd799333c865f7