Recent progress of stir bar sorptive extraction (SBSE) in the past six years is reviewed. The
preparation methods including electrodeposition, self-assembly, solvent exchange, physical …

The analysis of chemical compounds present at very low concentrations in complex matrices
(eg, residues and contaminants in food samples) usually requires a complex analytical …

Stir-bar sorptive extraction (SBSE) is a popular solvent-less sample preparation method,
which is widely applied for the sampling and preconcentration of a wide range of non-polar …

We designed a novel hydrazone covalent organic framework (COF) and developed a
polydopamine (PDA) method to immobilize COF on a stainless steel fiber for headspace …

The application of graphene‐based sorbents in sample preparation techniques has
increased significantly since 2011. These materials have good physicochemical properties …

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 the past few years, graphene-based composites gained tremendous interest in sample
preparation due to the merits of large surface area, delocalized π-electron system, excellent …

The discovery of nanomaterials has produced a great impact in the improvement and
development of Analytical Chemistry as a result of their particular properties. Among them …

Sample pretreatment is a critical and essential step in almost all analytical procedures,
especially for the analysis of biological and environmental samples with complex matrices …

Zeolitic imidazolate frameworks (ZIFs), a subfamily of metal-organic frameworks (MOFs),
have received considerable attention as a novel porous material for sample preparation due …