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Date Published
Issue
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
Advancing Food Safety Technology Into the 21st Century
Tuesday, May 10, 2011
Technical Article
Mukta Shukla
Since the dawn of civilization, access to safe food and water has been vital for the survival and health of human and animal populations.
read more
Pittcon® 2011 Exposition: New Product Introductions in Optical Spectroscopy and Mass Spectrometry
Monday, May 09, 2011
Technical Article
George M. Frame II
Eileen M. Skelly Frame
Of the 979 exhibitors at Pittcon® 2011, held March 13–18 in Atlanta, GA, 115 were first-time exhibitors, and more than 200 identified themselves as having something to do with spectroscopy, from ...
read more
UHPLC’s Seven Year Itch:
Quo Vadis
?
Tuesday, April 12, 2011
Technical Article
Robert L. Stevenson, Ph.D.
At Pittcon in 2004, Waters (Milford, MA) introduced the ACQUITY UPLC chromatograph with a 15,000-psi Pmax, and the rest of the LC world had to play an intense game of catch-up.
read more
An Advanced Base-Deactivated Capillary Column for Analysis of Volatile Amines, Ammonia, and Alcohols
Tuesday, February 01, 2011
Application Note
Jaap de Zeeuw
Gary Stidsen
Ron Stricek
To analyze basic compounds at nanogram levels using gas chromatography, a basic surface modification is often required to reduce the impact of the acidic fused silica.
read more
Update on Field Flow Fractionation After 40 Years, Still the Best-Kept Secret in Analytical ...
Tuesday, February 01, 2011
Technical Article
Robert L. Stevenson, Ph.D.
In middle age, field flow fractionation (FFF) is having an identity crisis, although no one seems to notice.
read more
Characterization of Functionalized Polyolefins by High-Temperature Two-Dimensional Liquid ...
Friday, January 28, 2011
Application Note
Anton Ginzburg
Tibor Macko
Robert Brull
Functionalized polyolefins, such as copolymers of ethylene vinyl acetate (EVA), are a commercially important polymer commodity.
read more
Strategy for Improving HPLC Retention Time Prediction Accuracy Using Chromatography Simulation ...
Friday, October 01, 2010
Technical Article
Alexey Makarov
Zhi Chen
Fred Chan
Rekha Bhashyam
Rosario LoBrutto
Raju Vegesna
The introduction of Quality by Design, a systematic approach to product and process design and development, has shifted the paradigm in HPLC methods development from a retrospective approach to a ...
read more
Benefits of an Integrated Laboratory (iLAB)
Wednesday, September 01, 2010
Application Note
Robert Pavlis
An iLAB, or integrated laboratory, is a new type of laboratory informatics system—a total laboratory automation system. The value of an iLAB can best be appreciated by exploring four key problems with...
read more
Mercury and Arsenic Speciation Analysis by IC-ICP-MS
Wednesday, September 01, 2010
Technical Article
Laura Reyes
H.M. Skip Kingston
Andrea Wille
Jürgen Knöll
Alfred Steinbach
Ion chromatography (IC) with conductivity detection has been used successfully to determine anionic and cationic substances as well as polar compounds such as amines and organic acids. However, in ...
read more
Determination of Pesticides in Baby Food by HPLC-MS-MS Using an LC System and Triple-Quadrupole LC-...
Wednesday, September 01, 2010
Technical Article
Gerd Vanhoenacker
Frank David
Pat Sandra
Due to the diversity of pesticides used in food protection and the globalization of the food industry, it is important to monitor programs that cover a large number of pesticides. The application of ...
read more
Ultrafast Flow Liquid Chromatography of Proteins
Monday, March 01, 2010
Technical Article
Kert Ivie
Ultrahigh-pressure liquid chromatography (UHPLC) has been applied successfully to separations of many small molecules, including peptides. Few studies have involved proteins, and these were narrowly ...
read more
Routine Implementation of Very-High-Pressure Liquid Chromatography in Pharmaceutical Development
Monday, March 01, 2010
Technical Article
Qinggang Wang
Brent Kleintop
High-pressure liquid chromatography is probably the most widely used analytical technique for characterizing drug substances and drug products in the pharmaceutical industry. It is widely employed ...
read more
Environmental Applications of a UHPLC System: The Evolution of Chromatography
Monday, February 01, 2010
Technical Article
Imma Ferrer
E. Michael Thurman
Ultrahigh-performance liquid chromatography (UHPLC) has brought two important innovations to LC-MS analysis. First is the use of 1.8-µm columns, which provides an increase in plate number from the 5-...
read more
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