The development of faster, simpler, inexpensive and more environmentally-friendly sample-
preparation techniques is an important issue in chemical analysis. Recent research trends …

In hollow fiber membrane liquid-phase microextraction (LPME), target analytes are extracted
from aqueous samples and into a supported liquid membrane (SLM) sustained in the pores …

State-of-the-art desalination membranes exhibit high water-salt selectivity, but their ability to
discriminate between ions is limited. Elucidating the fundamental mechanisms underlying …

Electromembrane extraction (EME) was inspired by solid-phase microextraction and
developed from hollow fiber liquid-phase microextraction in 2006 by applying an electric …

Conventional sample preparation methods are commonly used to ensure the best analytical
response of the method. However, these methods still include large solvent and sample …

The use of membrane-based sample preparation techniques in analytical chemistry has
gained growing attention from the scientific community since the development of …

Sample preparation is an important issue in analytical chemistry, and is often a bottleneck in
chemical analysis. So, the major incentive for the recent research has been to attain faster …

Hollow fiber liquid-phase microextraction (HF-LPME) offers an efficient alternative to
classical techniques for sample preparation and preconcentration. Features include high …

In pharmaceutical workflows, sample preparation is a crucial step. In today's world,
microextraction is very popular because it allows for faster and cheaper analyses. By using …

The most recent contributions on solventless extraction techniques have been reviewed.
This paper deals with those techniques that use solid phases, such as solid-phase …