In recent years, the conceptual advancement on green analytical chemistry (GAC) has
moved in parallel with efforts to incorporate new screening or quantitative low-cost analytical …

The cloud point extraction (CPE), a surfactant-based extraction and preconcentration
procedure of metal ions in trace level, has become an attractive area of research in the field …

Since the development of liquid-phase microextraction (LPME), different LPME modes
depending on the experimental set-up to carry out the extraction have been described …

In the field of air analysis, highlights within this review period included: new isotopic data for
reference dust materials; a new device for preparing and mounting delicate air filter samples …

In this study, a deep eutectic solvent (DES)-based rapid synergistic cloud point extraction
(RS-CPE) was coupled with inductively coupled plasma optical emission spectrometry (ICP …

This review describes advances in the XRF group of techniques published approximately
between April 2018 and March 2019. The review is selective with the aim of providing a …

The extensive use of lanthanide elements in the medical, electrical, agricultural, and nuclear
fields has increased their contamination in the environment. The detrimental effect of …

With the increasingly wide use of engineered nanoparticles (ENPs), their release into the
environment makes it important to determine in what quantitates they occur in aquatic …

XRF analysis is widely used in industry, R+ D activities, and academia as an analytical tool
for the determination of elemental chemistry of all kind of materials. The main objective of …

A new, fast and cheap method for the analysis of clays using total-reflection x-ray
fluorescence spectroscopy (TXRF) has been developed following a full factorial …