Over the past decade, deep eutectic solvents (DES) have been widely studied and applied
in sample preparation techniques. Until recently, most of the synthesized DES were …

Phthalate esters are high production volume chemicals and are widely used as additives in
the plastics industry. Since they are not chemically bound to the plastics, they can easily …

Sample preparation prior to instrumental analysis is a key step to achieve high quality
qualitative/quantitative analytes determinations present in complex samples. Development …

This review overviews the main developments achieved in analytical sample preparation
regarding the use of solid sorbents as extractants in different sorbent-based miniaturized …

In the last decades, the extensive use of chromium in industrial activities has led to the
discharge of different chromium species into the biosphere. The two stable chromium forms …

This review provides an overview and discusses analytical strategies for the
preconcentration of trace elements using lignocellulosic sorbents for solid-phase extraction …

The discovery of nanomaterials has bestowed a great impact in the improvement and
development of many disciplines, including Analytical Chemistry, as a result of their …

In this work, the combination of dispersive micro solid-phase extraction (DµSPE) with laser-
induced breakdown spectroscopy (LIBS) was evaluated for simultaneous preconcentration …

Covalent organic frameworks (COFs) can be classified as emerging porous crystalline
polymers with extremely high porosity and surface area size, and good thermal stability …

Different solvents have been introduced for microextraction of different metabolites from
human samples. Most solvents have disadvantages such as non-biodegradability, high …