Adulteration is a recurrent issue found in fuel screening. Commercial diesel contamination
by kerosene is highly difficult to be detected via physicochemical methods applied in market …

The importance of the fuel in providing improved vehicle performance and reduced
emissions has become widely recognized, especially in the past ten years. In 1998, an SAE …

An upsurge in worldwide essential oil sales seems to have intensified corrupt practices by
unscrupulous costcutters and adulterators with varying levels of expertise. From outright …

Ten samples of premium motor spirit were collected at different dispensing points and
analyzed to determine the extent at which the adulteration of this petroleum product affects …

A new method is described for detecting the adulteration of maize oil based on differences
in< $13 C values of oils arising through biosynthetic differences in the mode of carbon …

In this work, the classification of three fuel types (gasoline, diesel, and kerosene) using 1 H
nuclear magnetic resonance (NMR) spectroscopy and principal component analysis (PCA) …

In this work classification of several petroleum products (gasoline, diesel, and kerosene) and
some organic solvents (hexane, paint thinner) using the excitation emission matrices …

Although additized gasoline has been commercially available in Brazil for many years, the
national regulatory agency, Agência Nacional de Petróleo, Biocombustível e Gás Natural …

In this paper a set of Brazilian commercial gasoline representative samples from São Paulo
State, selected by HCA, plus six samples obtained directly from refineries were analysed by …

Methods Water Column. Water samples were obtained on the first cruise (March 17, 1 day
after the spill) at the stations denoted with a triangle in Figure 1, in the order no. 1, 3, 4, 7, 2 …