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The fluorescent fingerprints of diesel oil samples were investigated in order to develop a fast and cost-effective method to facilitate the discrimination of rebated tax diesel fuel from oil that is illegally processed by the sorption process. In the experiment oil samples were spiked with a fiscal marker (Solvent Yellow 124) and a dye (Solvent Red 19) and then these were removed using a simulated...
Differences in tax levels for diesel oil stimulate the illegal removal of characteristic diazo compounds purposely added to designate its possible usage. In order to reduce the losses in the national income, there is a strong need to develop a sensitive and cost-effective analytical procedure for the detection of this illegal action. In this study, we describe a novel analytical approach for a qualitative...
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