This update covers publications from the second half of 2020 to the middle of 2021.
Advances in analytical techniques and their applications relevant to clinical and biological …

In this study, the one-step switchable hydrophilic solvent (SHS)-based effervescence tablet
microextraction (ETME) was coupled with smartphone digital image colorimetry (SDIC) for …

A rapid, cheap and environmentally friendly DES-based LPME method for the determination
of Ponceau 4R dye in real samples by UV–Vis spectrophotometry has been developed …

The present study sought to characterize and authenticate Anhua brick tea by coupling the
excitation-emission matrix fluorescence spectroscopy with chemometric methods. A total of …

Traditional liquid-phase extraction procedures are against the principles of green chemistry.
Therefore, it is important to develop eco-friendly procedures. In this study, an in-syringe …

A simple semi-automated dispersive liquid–liquid microextraction system was designed and
used for off-line preconcentration and determination of nickel (II) ion in some food samples …

Nickel is the most employed metal in electroless coating baths, and its concentration must
be continuously well controlled to obtain the desired coating qualities. Nowadays …

This study was focused on enhancing the accuracy of quantifying twelve endocrine
disruptors in green and black tea samples. The analytes included seven pesticides, two …

Sertraline is used as an antidepressant drug for the treatment of psychiatric disorders,
including anxiety and depression. In the current study, a simple and effective method was …

In this study, a green, simple and effective preconcentration method named as spray-
assisted fine droplet formation-liquid phase microextraction (SAFDF-LPME) before the flame …