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Sample Processing at Pittcon® 2014
Tuesday, May 06, 2014
Application Note
Robert L. Stevenson, Ph.D.
The tenfold increase in speed for the analytics (GC, HPLC, and SFC [supercritical fluid chromatography], all with MS) over the last decade has shifted the choke point in many workflows from analytics ... read more
Sample Prep for LC, GC, and SFC at Pittcon® 2013
Friday, May 10, 2013
Technical Article
Robert L. Stevenson, Ph.D.
At Pittcon® 2013, sample prep stood out as a major focus, perhaps because of the few advances in chromatography instrumentation. In addition, some sample preparation is spilling over into other ... read more
New Instrumentation and Applications at HPLC 2012
Friday, August 10, 2012
Technical Article
Robert L. Stevenson, Ph.D.
A marketplace is usually dynamic, with a cross-current of disparate interests meeting to find mutual satisfaction. read more
Applications of PTR-MS in Medicine and Biotechnology
Tuesday, June 14, 2011
Technical Article
Wolfgang Singer Jens Herbig Rene Gutmann Klaus Winkler Ingrid Kohl Armin Hansel
Proton transfer reaction-mass spectrometry (PTR-MS) is a well-established analytical tool for the measurement of volatile organic compounds (VOCs), and offers real-time detection and ... read more
Ensuring Food Authenticity and Quality
Monday, June 13, 2011
Technical Article
Gerry Broski
Protection of consumer rights, the prevention of fraudulent or deceptive practices, and the adulteration of food are important challenging issues facing the food industry. read more
Accurate Determination of Amino Acids in High-Carbohydrate-Containing Samples
Sunday, October 01, 2006
Technical Article
Valoran P. Hanko Jeffrey S. Rohrer
In a high-sensitivity amino acid analysis (AAA) technique that does not require sample derivatization, both amino acids and carbohydrates are separated by high-performance anion-exchange ... read more