Carbamates and dithiocarbamates are two classes of pesticides widely employed in the
agriculture practice to control and avoid pests and weeds, hence, the monitoring of the …

Polychlorinated biphenyls (PCBs) are a class of synthetic organic compounds that are used
in a wide range of industrial and commercial applications. It has been shown that these …

The quality of fuel depends on its chemical composition, which influences engine
performance. Gas chromatography, a cornerstone of global oil and fuel R&D, remains …

Identification of heteroatom compounds containing chlorine and oxygen in plastic waste
pyrolysis oil (PWPO) is significant for processing. A quantitative method for 32 chlorinated …

This study introduces an innovative needle trap device (NTD) featuring a molecularly
imprinted polymer (MIP) surface-modified Zeolite Y. The developed NTD was integrated with …

The study was performed in two phases. First, the polymerization was carried out upon three
magnetized surfaces of silica aerogel, zeolite Y, and MIL-101 (Cr). Then, optimal molecularly …

A fast, selective and sensitive magnetic dispersive solid-phase extraction (SPE) method is
presented for the first time for simultaneous preconcentration of ultra-trace levels of cobalt (II) …

Abstract DFT (Density Functional Theory) was applied to calculate the free energy of
molecules in order to demonstrate intermolecular dehydration reactions were easier to …

Neste trabalho, diferentes polianilinas (PAnis) foram sintetizadas, caracterizadas e
avaliadas como fases extratoras na técnica de microextração em fase sólida de filme fino …