Sample Preparation / Ezine

Skip to Navigation

Ezine RSS Feed

rss

Filter Ezines

Browse By Ezines

Filter by Supplier

Browse By Supplier

Journal Highlight: Determination of residual 1,4-dioxane in surfactants and cleaning agents using headspace single-drop microextraction followed by GC-FID

Date: Feb 13, 2017

Author: separationsNOW

Two Iranian chemists have developed a simple low-cost method based on headspace single-drop microextraction combined with gas chromatography–flame ionization detection for determining the toxic by-product 1,4-dioxane in surfactants and cleaning agents.

Read More thumbnail image: Journal Highlight Determination of residual 14-dioxane in surfactants and cleaning agents using headspace single-drop microextraction followed by GC-FID

Journal of Separation Science Celebrates 40th Volume

Date: Feb 8, 2017

Author:

The Journal of Separation Science was born in 1978 with the name, Journal of High Resolution Chromatography, and this year celebrates its 40th birthday. To celebrate, we've created a virtual issue containing the journal's top 40 cited papers over the last four decades; and it's free for you to read for the whole of 2017.

Read More thumbnail image: Journal of Separation Science Celebrates 40th Volume

Journal Highlight: A protocol for pressurized liquid extraction and processing methods to isolate modern and ancient bone cholesterol for compound-specific stable isotope analysis

Date: Jan 23, 2017

Author: separationsNOW

Scientists in the US have designed a pressurized liquid extraction protocol for recovering cholesterol from modern and ancient bones, prior to analysis by gas chromatography and isotope ratio mass spectrometry.

Read More thumbnail image: Journal Highlight A protocol for pressurized liquid extraction and processing methods to isolate modern and ancient bone cholesterol for compound-specific stable isotope analysis

Medical diagnosis on paper: Conducting SPME with filter paper

Date: Jan 16, 2017

Author: Jon Evans

Chinese scientists have shown that simple filter paper can be used to extract a biomarker of oxidative stress from urine.

Read More thumbnail image: Medical diagnosis on paper Conducting SPME with filter paper

Journal Highlight: Miniaturized pipette-tip-based electrospun polyacrylonitrile nanofibers for the micro-SPE of nitro-based explosive compounds

Date: Jan 10, 2017

Author: separationsNOW

Chemists in South Africa have used electrospun polyacrylonitrile nanofibers as sorbents for the solid-phase extraction of nitroaromatic explosive compounds from water prior to analysis by HPLC.

Read More thumbnail image: Journal Highlight Miniaturized pipette-tip-based electrospun polyacrylonitrile nanofibers for the micro-SPE of nitro-based explosive compounds

Journal Highlight: Optimization of process parameters for supercritical fluid extraction of cholesterol from whole milk powder using ethanol as co-solvent

Date: Dec 26, 2016

Author: separationsNOW

Indian researchers have optimized the extraction of cholesterol from whole milk powder using supercritical carbon dioxide with ethanol as a co-solvent, prior to analysis by high-performance liquid chromatography.

Read More thumbnail image: Journal Highlight Optimization of process parameters for supercritical fluid extraction of cholesterol from whole milk powder using ethanol as co-solvent

Diamonds for Christmas: Novel method for extracting diamondoids from crude oil

Date: Dec 19, 2016

Author: Jon Evans

Chinese scientists have developed a fast, efficient and sustainable method for extracting nanoscale diamonds from crude oil, which could work with many other compounds as well.

Read More thumbnail image: Diamonds for Christmas Novel method for extracting diamondoids from crude oil

Journal Highlight: Determination of chloramphenicol in biological matrices by solid-phase membrane micro-tip extraction and CE

Date: Dec 12, 2016

Author: separationsNOW

Scientists from Saudia Arabia and India have used solid-phase membrane micro-tip extraction and capillary electrophoresis to detect the antibiotic chloramphenicol in human plasma and urine samples.

Read More thumbnail image: Journal Highlight Determination of chloramphenicol in biological matrices by solid-phase membrane micro-tip extraction and CE

Journal Highlight: Polytetrafluoroethylene-jacketed stirrer modified with graphene oxide and polydopamine for the efficient extraction of polycyclic aromatic hydrocarbons

Date: Nov 28, 2016

Author: separationsNOW

Chinese scientists have found a way to immobilize graphene onto a polytetrafluoroethylene stirrer, which proved to be highly effective at extracting polycyclic aromatic hydrocarbons from real dust samples.

Read More thumbnail image: Journal Highlight Polytetrafluoroethylene-jacketed stirrer modified with graphene oxide and polydopamine for the efficient extraction of polycyclic aromatic hydrocarbons

Looks like snow: Extracting proteins with dendrimers

Date: Nov 21, 2016

Author: Jon Evans

Scientists from Spain and the Czech Republic have shown that branched, snowflake-shaped molecules known as dendrimers can efficiently extract proteins from biological material.

Read More thumbnail image: Looks like snow Extracting proteins with dendrimers
Page:   Prev 1 2 3 4 5 6 7 8 9 10 11 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 © 2018 John Wiley & Sons, Inc. All Rights Reserved