The collection, storage, and transportation of water samples from far-off places to the labs is
a pretty challenging task. It can cause contamination, degradation, or losses of the analytes …

Access to clean water, a Sustainable Development Goal, can only be accomplished
worldwide using affordable technologies. In the analytical chemistry realm, developing …

Direct mass spectrometry (MS) is an exciting strategy in bioanalysis, enabling rapid decision-
making in different scenarios. Its application is usually hindered by matrix effects and the …

In this work, a portable paddle stirrer platform for solid-phase extraction of chlorophenols, p-
nitrophenol, and bisphenol A is presented. These compounds are important environmental …

This article describes the synthesis of mixed-mode cationic exchange (MCX) tapes as
sorptive phases in bioanalysis, and it faces the determination of methadone and tramadol in …

This study describes the development of a fully manual method for on-site dispersive liquid-
liquid microextraction based on the direct solidification of switchable-hydrophilicity salicylic …

In this work, a novel aptamer magnetic sorbent was prepared and used as magnetic solid-
phase extraction sorbent for selective isolation of atrazine (ATZ) in water samples. The …

In this work, a magnetic composite made by cobalt ferrite (CoFe 2 O 4) magnetic
nanoparticles entrapped into a poly (divinylbenzene-co-N-vinylpyrrolidone) copolymer is …

An on-site extraction device is presented consisting of scotch tape modified with concentric
domains of micrometric hydrophilic-lipophilic balance (HLB) particles surrounded by a ring …

The rapid on-site extraction of chlorophenols (CPs) from environmental water sample is
crucial for the scientific assessment of environmental risks and the implementation of control …