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New Products for Gas Chromatography at Pittcon^® 2014
Tuesday, May 06, 2014
Application Note
Robert L. Stevenson, Ph.D.
Pittcon® is changing rapidly. After decades where separation science including GC/MS and LC/MS dominated the meeting, a report by Dr. Matt Wilkinson in this issue demonstrates that optical ... read more
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
Protein Aggregation at PepTalk 2014
Monday, March 31, 2014
Technical Article
Robert L. Stevenson, Ph.D.
Quantitative analysis of subvisible particles is an important unsolved problem, as discussed in the Particle Analysis track of PepTalk 2014, held January 12–17 at the Renaissance Hotel and Palm ... read more
Pittcon 2013®: Developments in Liquid Chromatography
Monday, May 13, 2013
Technical Article
Robert L. Stevenson, Ph.D.
The first commercial liquid chromatograph was probably an amino acid analyzer. These ion exchange chromatographs were so specialized that they had almost no impact on chemical analysis outside of ... read more
Focus on Separation Science at Pittcon® 2012: Advances in Gas Chromatography
Monday, May 07, 2012
Technical Article
Robert L. Stevenson, Ph.D.
For gas chromatography (GC), the big news at Pittcon® 2012 was the absence of Agilent and PerkinElmer. This was a consequence of an overall downsizing caused by the “six-year effect” where the cycles ... read more
Securing the Energy Future: Work Flow Solutions for Biodiesel Quality Control
Monday, May 23, 2011
Application Note
Paul Wheeler
The global energy crisis is starting to have a significant impact on the world economic climate. read more
Separation Science Highlights From Pittcon® 2011
Tuesday, May 10, 2011
Technical Article
Robert L. Stevenson, Ph.D.
At Pittcon® 2011, most new products appeared to be evolutionary, not revolutionary. read more
When Analyzing Cancer at the Molecular Level, Microliters Matter
Friday, November 30, 2007
Technical Article

This year, more than 1.4 million Americans will be diagnosed with cancer. An extremely complex disease family, cancer affects all types of people, from all nationalities and genetic make-ups. read more
Multicapillary Columns for Chromatography
Tuesday, March 01, 2005
Technical Article
Yuri P. Belov Marina M. Ulyanova Vladimir N. Sidelnikov
The principles and theory of high-speed capillary chromatography have been known since the 1960s. To realize the maximum speed capabilities, it is necessary to use capillaries with a diameter of ... read more
Rapid Testing of Toxic Chemicals
Tuesday, March 01, 2005
Application Note
Nathalie Boucher Lucie Lorrain Marie-Eve Rouette Elisabeth Perron Nancy Déziel Louis Tessier François Bellemare
The measurement of chlorophyll fluorescent signals from photosynthetic enzyme complexes (PEC) has becomeone of the most powerful indicators for ecophysiologists. read more
Miniaturized FTIR for Maximized Productivity
Tuesday, March 01, 2005
Application Note
Ken Fredeen John S. Seelenbinder Mark L. Norman
In today’s fast-paced business environment, many companies are under pressure to improve their productivity. This is especially true in the pharmaceutical industry, where reducing time-to-market ... read more
LC-MS With Simultaneous Electrospray and Atmospheric Pressure Chemical Ionization
Tuesday, March 01, 2005
Technical Article
Wayne P. Duncan Patrick D. Perkins
Today, liquid chromatography-mass spectrometry with electrospray ionization (LC-ESI-MS) is increasingly being used as the technique of choice for high-throughput pharmaceutical analysis. read more