Electrochemical determination of inorganic contaminants in automotive fuels

AL Santos, RM Takeuchi, RAA Muñoz… - …, 2012 - Wiley Online Library
This article critically reviews the electroanalytical methods developed for the determination
of inorganic contaminants in automotive fuels. Topics include the methods applied to the …

Copper determination in ethanol fuel by differential pulse anodic strip** voltammetry at a solid paraffin-based carbon paste electrode modified with 2-aminothiazole …

RM Takeuchi, AL Santos, PM Padilha, NR Stradiotto - Talanta, 2007 - Elsevier
Solid paraffin-based carbon paste electrodes modified with 2-aminothiazole
organofunctionalized silica have been applied to the anodic strip** determination of …

Simultaneous determination of copper and lead in ethanol fuel by anodic strip** voltammetry

RAA Munoz, L Angnes - Microchemical Journal, 2004 - Elsevier
The presence of trace metals in car fuels plays an important role in the engine maintenance.
In addition, these metals contribute for the environmental contamination in big cities and …

Topsoil pollution in highway medians in the State of São Paulo (Brazil): determination of potentially toxic elements using synchrotron radiation total reflection X-ray …

FB Canteras, BFF Oliveira, S Moreira - Environmental Science and …, 2019 - Springer
The presence of metals in vehicle emissions is due to several factors, such as the
composition of fuels and lubricating oils, the wear of engine components, and their use in …

Simultaneous Voltammetric Determination of Zn (II), Pb (II), Cu (II), and Hg (II) in Ethanol Fuel Using an Organofunctionalized Modified Graphite‐Polyurethane …

TR Saciloto, P Cervini, ÉTG Cavalheiro - Electroanalysis, 2014 - Wiley Online Library
A disposable screen‐printed device containing working, auxiliary, and reference electrodes
is proposed for the simultaneous voltammetric determination of Zn (II), Pb (II), Cu (II), and Hg …

Analytical methods employed at quality control of fuel ethanol

MF de Oliveira, AA Saczk, LL Okumura… - Energy & …, 2009 - ACS Publications
The existence of organic and inorganic contaminants present in both fossil and biomass
fuels and the fact that they can provide undesirable effects (environmental problems …

[HTML][HTML] Determination of inorganic ions in ethanol fuel by capillary electrophoresis

RAA Munoz, EM Richter, DP Jesus, CL Lago… - Journal of the Brazilian …, 2004 - SciELO Brasil
The control of the content of inorganic ions in vehicular fuels plays an important role in the
engine maintenance. A novel and versatile methodology to carry out rapid analysis of ions in …

Determination of nickel in fuel ethanol using a carbon paste modified electrode containing dimethylglyoxime

FO Tartarotti, MF de Oliveira, VR Balbo, NR Stradiotto - Microchimica Acta, 2006 - Springer
A mercury-free electrode chemically modified with carbon paste containing
dimethylglyoxime was used for determination of nickel in fuel ethanol. The instrumental …

Determination of aldehydes and ketones in fuel ethanol by high-performance liquid chromatography with electrochemical detection

AA Saczk, LL Okumura, MF Oliveira, MVB Zanoni… - Chromatographia, 2006 - Springer
A new methodology was developed for analysis of aldehydes and ketones in fuel ethanol by
high-performance liquid chromatography (HPLC) coupled to electrochemical detection. The …

Voltammetric determination of total iron in fuel ethanol using a 1, 10 fenantroline/nafion carbon paste-modified electrode

C dos Santos Mattos, DR do Carmo… - International Journal of …, 2008 - Elsevier
This work presents a methodology for iron determination in fuel ethanol using a modified
carbon paste electrode with 1.10 fenantroline/nafion. The electrochemical parameters were …