Sample Preparation / Ezine

Skip to Navigation

Ezine RSS Feed

rss

Filter Ezines

Browse By Ezines

Filter by Supplier

Browse By Supplier

Journal Highlight: Extraction of organophosphorus pesticides by carbon-coated Fe3O4 nanoparticles through response surface experimental design

Date: Feb 22, 2016

Author: separationsNOW

Iranian scientists have fabricated carbon-coated iron oxide nanoparticles and used them to conduct the solid-phase extraction of organophosphorus pesticides from environmental water samples prior to analysis by HPLC.

Read More thumbnail image: Journal Highlight Extraction of organophosphorus pesticides by carbon-coated Fe3O4 nanoparticles through response surface experimental design

The benefits of a thick coat: A conducting polymeric ionic liquid coating for SPME

Date: Feb 15, 2016

Author: Jon Evans

By combining an electrically-conducting polymer with an ionic liquid, a team of US chemists has developed a material that is more effective at absorbing polar compounds than a commercial polyacrylate fiber.

Read More thumbnail image: The benefits of a thick coat A conducting polymeric ionic liquid coating for SPME

Journal Highlight: Optimisation and validation of a high-throughput semi-quantitative SPME method for analysis of fermentation aroma compounds in metabolomic screening studies of wines

Date: Feb 8, 2016

Author: separationsNOW

Australian scientists have optimized a solid-phase microextraction procedure for extracting aroma compounds from white wine prior to metabolomic analysis.

Read More thumbnail image: Journal Highlight Optimisation and validation of a high-throughput semi-quantitative SPME method for analysis of fermentation aroma compounds in metabolomic screening studies of wines

Journal Highlight: Multi-response optimisation of ultrasound-assisted extraction for recovery of flavonoids from red grape skins using response surface methodology

Date: Jan 25, 2016

Author: separationsNOW

Scientists in Croatia have developed a new ultrasound-assisted extraction method for the recovery of flavonoids from red grape skins prior to analysis by HPLC.

Read More thumbnail image: Journal Highlight Multi-response optimisation of ultrasound-assisted extraction for recovery of flavonoids from red grape skins using response surface methodology

Caught by the MOFs: A novel nanocomposite for SPME

Date: Jan 18, 2016

Author: Jon Evans

Scientists in Iran have shown that incorporating the highly-porous materials known as metal organic frameworks into the conducting polymer polyaniline produces an effective absorbant for solid phase microextraction.

Read More thumbnail image: Caught by the MOFs A novel nanocomposite for SPME

Journal Highlight: Pesticide determination in rose concrete and rose absolute using dispersive-solid phase extraction followed by GC-MS/MS

Date: Jan 11, 2016

Author: separationsNOW

French scientists have developed a novel method for analyzing pesticide residues in the solvent extract of rose petals, based on multistep dispersive-solid phase extraction and gas chromatography-tandem mass spectrometry.

Read More thumbnail image: Journal Highlight Pesticide determination in rose concrete and rose absolute using dispersive-solid phase extraction followed by GC-MSMS

Journal Highlight: Magnetic solid-phase extraction for determination of sulpiride in human urine and blood using HPLC

Date: Dec 23, 2015

Author: separationsNOW

Chinese scientists have used magnetic nanoparticles coated with silica to extract sulpiride from human urine and blood prior to analysis by HPLC.

Read More thumbnail image: Journal Highlight Magnetic solid-phase extraction for determination of sulpiride in human urine and blood using HPLC

Deep down bound: Extracting pollutants from water with a deep eutectic solvent

Date: Dec 21, 2015

Author: Jon Evans

Scientists in Iran have shown that a deep eutectic solvent can be used to extract and concentrate several organic pollutants from water samples prior to analysis by HPLC.

Read More thumbnail image: Deep down bound Extracting pollutants from water with a deep eutectic solvent

Journal Highlight: Hyphenating SEC with electrospray MS; using on-line liquid-liquid extraction to study the lipid composition of lipoprotein particles

Date: Dec 14, 2015

Author: separationsNOW

Researchers in the UK have combined on-line liquid-liquid extraction with size-exclusion chromatography to analyze the lipoproteins in human blood plasma.

Read More thumbnail image: Journal Highlight Hyphenating SEC with electrospray MS using on-line liquid-liquid extraction to study the lipid composition of lipoprotein particles

Journal Highlight: Elimination of the artefact peaks in CE determination of glutamate by using organic solvents in sample preparation

Date: Nov 23, 2015

Author: separationsNOW

Brazilian scientists have used organic solvents in sample preparation to prevent peak splitting and increase stacking when separating amino acids by capillary electrophoresis.

Read More thumbnail image: Journal Highlight Elimination of the artefact peaks in CE determination of glutamate by using organic solvents in sample preparation
Page:   Prev 2 3 4 5 6 7 8 9 10 11 12 Next

Social Links

Share This Links

Bookmark and Share

Microsites

Suppliers Selection
Societies Selection

Banner Ad

Click here to see
all job opportunities

Copyright Information

Interested in spectroscopy? Visit our sister site spectroscopyNOW.com

Copyright © 2017 John Wiley & Sons, Inc. All Rights Reserved