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The Column-06-03-2013
The Column
Illicit drug breath profiling
June 03, 2013
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Scientists from the Karolinska Institute (Stockholm, Sweden) have taken a step closer towards the development of portable illicit drug testing using exhaled breath.1 The study published in the Journal of Breath Research details the use of liquid chromatography?mass spectrometry (LC-MS) to analyse exhaled breath of patients recovering from acute drug abuse.
Market Profile: UHPLC versus Standard HPLC
June 03, 2013
Articles
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Market Profile: UHPLC versus Standard HPLC
Malvern enters grinding & dispersing market
June 03, 2013
News
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Malvern Instruments (Malvern, UK) has entered a three year co-marketing agreement with Netzsch Grinding and Dispersing (Selb, Germany). The two companies serve shared markets including food, ceramics, pharmaceuticals, nano-technology applications, and surface coatings through to metal and mineral mining.
The science of Aboriginal smoking ceremonies
June 03, 2013
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Two researchers from the University of New England in Armidale, Australia, have investigated the traditional medicines used in Australian Aboriginal cultures using gas chromatography- mass spectrometry (GC-MS) and gas chromatography with flame ionization detection (GC-FID).1
Speedy GC
June 03, 2013
News
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A group of collaborating researchers in Brazil has increased the instrumental throughput of a gas chromatography-flame ionization detection (GC-FID) method by a factor of 2.6 without instrumental modification.1
SFC 2013 Preview
June 03, 2013
Articles
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Larry Miller, Green Chemistry Group, Oakmont, Pennsylvania, USA. The 7th annual International Conference on Packed Column SFC will take place at the Boston Convention and Exhibition Center, Boston, Massachusetts, USA, from 10-12 July 2013.
Binding Affinity and Stoichiometry of a Multivalent Protein-Aptamer Association
June 03, 2013
Articles
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The affinity and absolute stoichiometry of interactions between a DNA aptamer and a tetrameric target is quantified using CG-MALS is discussed.
Security Vetting: Detecting Medicine Residues in Meat
June 03, 2013
Articles
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The Column spoke to John Points from LGC about analysing veterinary residues in the food chain, the role of the National Reference Laboratory, and recent food scares in the media.
Tips & Tricks GPC/SEC: Analysis and Calibration for Low Molar Mass Macromolecules
June 03, 2013
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GPC/SEC analysis can be easily optimized to yield improved results when analysing oligomers and low molar mass macromolecules.