Determination of Pb and Cu by Anodic Stripping Voltammetry Using Glassy Carbon Electrodes Modified with Mercury or Mercury-Nafion Films

2000 ◽  
Vol 135 (1-2) ◽  
pp. 29-33 ◽  
Author(s):  
Arben Merko�i ◽  
Majlinda Vasjari ◽  
Esteve F�bregas ◽  
Salvador Alegret
2018 ◽  
Vol 10 (34) ◽  
pp. 4114-4121 ◽  
Author(s):  
Danny Valera ◽  
Mireya Sánchez ◽  
José R. Domínguez ◽  
José Alvarado ◽  
Patricio J. Espinoza-Montero ◽  
...  

The evaluation and application of glassy carbon electrodes modified with bimetallic nanoparticle deposits.


2018 ◽  
Vol 62 (2) ◽  
Author(s):  
Sandra Perla Méndez Cortés ◽  
Carlos Andrés Galán Vidal ◽  
José Antonio Rodríguez Ávila ◽  
Giaan Arturo Álvarez Romero ◽  
María Elena Páez Hernández

In the present study an electrochemical assay for the detection of arsenic (III) by means of square wave anodic stripping voltammetry with co-deposition of silver at screen printed and glassy carbon electrodes is presented. This methodology shows a good behavior in presence of dissolved oxygen with appropriate detection limits to monitoring the water quality according to the guidelines values. The evaluation of most important interfering ions (Cl<sup>-</sup>, Hg<sup>2+</sup>, Pb2<sup>+ </sup>and Cu<sup>2+</sup>) is also described. The proposed analytical strategy demonstrated to be suitable for decentralized arsenic analysis and can be easily integrated to portable instrumentation commercially available.


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