Just Published: Trends in Analytical Chemistry

A new issue of this journal has just been published. To see abstracts of the papers it contains (with links through to the full papers) click here:

Trends in Analytical Chemistry
http://rss.sciencedirect.com/publication/science/5787

Selected papers from the latest issue:

1.

In the news    Pages v-xii

Trends

2.

Ultrasound-assisted analytical emulsification-extraction   Review Article Pages 1-13 M.M. Delgado-Povedano, M.D. Luque de Castro Highlights ► An overview of state of the art of ultrasound-assisted emulsification-extraction. ► Ultrasound-assisted emulsification-extraction compared to other separation techniques. ► Negative aspects and trends in ultrasound-assisted emulsification-extraction.

3.

Chromatographic response functions in 1D and 2D chromatography as tools for assessing chemical complexity   Review Article Pages 14-23 João T.V. Matos, Regina M.B.O. Duarte, Armando C. Duarte Highlights ► A new way of classifying chromatographic response functions (CRFs) is discussed. ► CRFs are classified according to the origin and the representativeness of the sample. ► CRFs are classified according to the aim of the analysis – target and non-target. ► Critical evaluation of the different functions in 1D and 2D chromatography.

4.

Advances in point-of-care technologies with biosensors based on carbon nanotubes   Review Article Pages 24-36 Celine I.L. Justino, Teresa A.P. Rocha-Santos, Armando C. Duarte, Teresa A.P. Rocha-Santos Highlights ► We review current biosensors based on carbon nanotubes developed for point of care. ► We identify advances in biosensing technologies to improve global healthcare. ► We emphasize analytical improvements in clinical research for disease diagnosis.

5.

Chemical analysis of the quality of water for human consumption: Proposal for the revision of the performance requirements in the Drinking Water Directive 98/83/EC   Review Article Pages 37-47 Luca Lucentini, Paola Pettine, Ernst Stottmeister, Edoardo Menichini Highlights ► Harmonizing requirements for analytical monitoring of drinking water in Europe. ► Updating analytical requirements for laboratories monitoring drinking water in Europe. ► Experts’ proposal for laboratory performance monitoring drinking water in Europe. ► Proposal is basis for revision of European Union’s Drinking Water Directive.

6.

Recent development in analysis of persistent organic pollutants under the Stockholm Convention   Review Article Pages 48-66 Hubert Po-on Tang Highlights ► 22 persistent organic pollutants are regulated under the Stockholm Convention. ► Sample preparation, analyte separation and detection in accurate measurement of POPs. ► Gas chromatography is still a prominent chromatographic technique for non-polar POPs. ► Mass spectrometry is prevailing in sensitive, selective detection in POPs measurement. ► Certified reference materials and comparisons measure the QA of POPs laboratories.

7.

Recent trends in automatic dynamic leaching tests for assessing bioaccessible forms of trace elements in solid substrates   Review Article Pages 67-78 María Rosende, Manuel Miró Highlights ► Dynamic bioaccessibility tests as a new tool for evaluation of trace-element exposure. ► Critical evaluation of distinct (semi)automatic flow-through extraction techniques. ► Overcoming pressure drop and lack of sample representativeness. ► Overcoming limited sample throughput in evaluation of trace-element exposure. ► Analytical features of relevant papers published since 2005.

8.

Greening sample preparation in inorganic analysis   Review Article Pages 79-92 Diogo L. Rocha, Alex D. Batista, Fábio R.P. Rocha, George L. Donati, Joaquim A. Nóbrega Highlights ► Environment-friendly strategies for sample preparation for inorganic analysis. ► Strategies for sample decomposition with minimal amounts of acid. ► Strategies for analyte extraction and sample clean-up without organic solvents. ► Microextraction for inorganic analysis. ► Greener methods for sample preparation without affecting analytical performance.

9.

Mesoporous silica materials for use in electrochemical immunosensing   Review Article Pages 93-106 Mohammad Hasanzadeh, Nasrin Shadjou, Eskandar Omidinia, Morteza Eskandani, Miguel de la Guardia Highlights ► Recent advances in silica-based electrochemical immunosensing. ► Electroanalytical application of silica-based materials on immunosensing. ► Silica materials provide a platform for development of electrochemical immunosensing. ► Novel immunosensor methods using silica-based mesoporous materials.

10.

Coupling surface-plasmon resonance and mass spectrometry to quantify and to identify ligands   Review Article Pages 107-120 E.C.A. Stigter, G.J. de Jong, W.P. van Bennekom Highlights ► Combining SPR quantification with protein and ligand identification by MS. ► Advances in on-chip SPR-MS and sample elution prior to MS analysis. ► Multi-analyte SPR-MS improves throughput. ► Instrumentation development may include combination of MS with alternative sensor principles.

Meeting report

11.

Development and application of portable, hand-held X-ray fluorescence spectrometers    Pages 121-134 Gerra L. Bosco Highlights ► This report is on the 2012 James L. Waters symposium on hand-held XRF spectrometers. ► Lee Grodzins and Andrew Ellis described development of hand-held XRF spectrometers. ► Stanislaw Piorek detailed the evolution of analysis with hand-held XRF analyzers. ► Alan Huber explained Amptek’s role development of hand-held XRF detectors. ► Charles Jensen reviewed performance improvements in miniature X-ray sources.

Technological Innovation in Micro/Nano-Sample Preparation

12.

Technological innovation in micro/nano-sample preparation    Pages 135 Hiroyuki Kataoka

13.

High-throughput solid-phase microextraction in multi-well-plate format   Review Article Pages 136-153 Dajana Vuckovic Highlights ► Recent strategies for automation of SPME in multi-well plate format are described. ► Automated 96-well SPME provides the highest throughput of SPME to date. ► Best configuration of automated SPME critically depends on the application objectives. ► Whole blood and waste effluents are directly compatible with no sample pre-treatment required. ► Monolithic and biocompatible coatings address the historical limitations of SPME.

14.

Recent progress in in-vivo sampling and analysis   Review Article Pages 154-168 Florin Marcel Musteata Highlights ► Current progress in and analysis of live samples are reviewed. ► Analytical methods can be invasive for the sample or the environment, or simulated. ► Microsampling and nanosampling are best for minimal impact on the live sample.

15.

Molecularly-imprinted polymers as a versatile, highly selective tool in sample preparation   Review Article Pages 169-181 A. Martín-Esteban Highlights ► Critical review of using molecularly-imprinted polymers (MIPs) in sample preparation. ► Molecularly-imprinted polymers (MIPs) used in SPE, SPME and SBSE. ► Molecularly-imprinted polymers (MIPs) used with MSPD and liquid membranes.

16.

Advances in monolithic materials for sample preparation in drug and pharmaceutical analysis   Review Article Pages 182-196 Akira Namera, Takeshi Saito Highlights ► New sample-preparation methods for drug analysis in biological materials. ► The advantages of monolithic materials in bioanalysis. ► Devices for polymer monolith microextraction, pipette-tip and spin-column extraction. ► We describe promising sample-extraction methods for monolithic materials.

17.

Innovations in sol-gel microextraction phases for solvent-free sample preparation in analytical chemistry   Review Article Pages 197-218 Abuzar Kabir, Kenneth G. Furton, Abdul Malik Highlights ► We reviewed recent advances in sol-gel-mediated microextraction media. ► Sol-gel technology continues to offer new sorbents with unique attributes. ► We discuss the basics of sol-gel technology for microextraction sorbents. ► We present advances in new formats and substrates for microextraction. ► We report on major polymers, precursors, and additives for sol-gel sorbents.

18.

Ionic liquid and polymeric ionic liquid coatings in solid-phase microextraction   Review Article Pages 219-232 Honglian Yu, Tien D. Ho, Jared L. Anderson Highlights ► Review of ionic liquid (IL) and polymeric IL (PIL) sorbent coatings for SPME. ► Advances in loading methodologies for sorbent coatings for SPME are introduced. ► Engineering and design of selective sorbent coatings for SPME. ► Unique properties of ionic liquids (ILs) and polymeric ILs (PILs) for SPME.

19.

Synthesis and applications of functionalized magnetic materials in sample preparation   Review Article Pages 233-247 Xiao-Shui Li, Gang-Tian Zhu, Yan-Bo Luo, Bi-Feng Yuan, Yu-Qi Feng Highlights ► We discuss synthesis and characterization of functionalized magnetic materials. ► Functionalized magnetic materials applied to biological macromolecules of proteome. ► Applications of functionalized magnetic materials to food-contaminant analysis.

20.

Nanostructured membranes in analytical chemistry   Review Article Pages 248-263 Madhuleena Bhadra, Somenath Mitra Graphical abstract Highlights ► Development of nanostructured membranes. ► Membranes fabricated using zeolites, and carbon, halloysite and gold nanotubes. ► Membranes also made using carbon molecular sieve, carbon black-polydimethylsiloxane. ► Aligned carbon nanotubes in membranes. ► Carbon-nanotube membranes in extraction, pervaporation and membrane distillation.

21.

Recent advances in micro-sample preparation with forensic applications   Review Article Pages 264-279 Abuzar Kabir, Howard Holness, Kenneth G. Furton, José R. Almirall Highlights ► We review recent advances in forensic micro sample preparation techniques. ► Solvent-free and solvent-minimized techniques continue to dominate. ► Sample preparation in trace evidence, forensic toxicology, and fire-debris analysis. ► We review sample preparation in human-odor and human-remain volatiles. ► We covered preparations in environmental samples prior to analysis.

22.

Applications of stir-bar sorptive extraction to food analysis   Review Article Pages 280-293 Migaku Kawaguchi, Akiko Takatsu, Rie Ito, Hiroyuki Nakazawa Highlights ► Application of stir-bar sorptive extraction (SBSE) to food samples. ► Novel coating materials for stir-bar sorptive extraction (SBSE) from food samples. ► The first review devoted to food analysis using stir-bar sorptive extraction (SBSE). ► Papers about food analysis using stir-bar sorptive extraction (SBSE) are increasing.