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The Benefits of HPLC Coupled With Mass Spectrometry for the Direct Quantitation of Underivatized ...
Monday, April 04, 2016
Application Note
Chi Man Ng Wilhad M. Reuter
Amino acids are critical biological components having multiple metabolic functions, particularly when linked together to form proteins, and have any number of important roles. 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
Laboratory Automation: 2013–2017
Friday, November 23, 2012
Technical Article
Robert L. Stevenson, Ph.D.
Laboratory automation is changing the work flow in biochemical and chemical laboratories. read more
New Products at Pittcon® 2011
Thursday, March 10, 2011
Application Note
Jeanely Hunt, MS, MBA
The following includes some of the latest advances in laboratory instrumentation debuting at Pittcon® 2011. read more
Analysis of Piperine in Peppers Using On-Line SFE-UHPLC With Photodiode Array Detection
Tuesday, February 01, 2011
Application Note
Takayuki Yamaguchi Kazutoshi Kamezawa Keijin Iwaya Yasuyo Sato Toshihiko Miyaji Masao Bounoshita David J. Tognarelli Muneo Saito
Ultrahigh-performance liquid chromatography (UHPLC) is a separation technique that utilizes columns packed with microparticles (<2 µm in diameter), as provided by the xtreme liquid chromatography (x-lc™) system (jasco corp., tokyo, japan) µm="" in="" diameter),="" as="" provided="" by="" the="" xtreme="" liquid="" chromatography="" (x-lc™)="" system="" (jasco="" corp.,="" tokyo,="">... read more
Determination of Mercury in Slag and Cement Using a Mercury Analyzer
Friday, January 28, 2011
Application Note
Sang-Ho Nam Yu-Na Kim Jin-Su Na Keun-Hyeok Yang
Mercury is one of the most toxic elements in the environment. Humans are exposed to mercury through the inhalation of mercury vapor, ingestion of drinking water, and consumption of fish. read more
Fluorescence Microscopy: Solving Common Documentation Challenges
Sunday, November 01, 2009
Application Note
Mark Clymer
Fluorescence has proven to be a useful technique for identifying, tracking, and studying molecules of interest in biological specimens. In fact, fluorescence is among the fastest growing microscopy ... read more
Advances in Cryo-SEM: From Micrometers to Nanometers
Sunday, November 01, 2009
Application Note
Jens Greiser
Science is driving the demand for nanoscale resolution. Cryo-scanning electron microscopy (cryo-SEM), which combines the high-performance imaging of scanning electron microscopy (SEM) with cryogenic ... read more
Addressing New Challenges in the Field of Growth Promoters in Biological Samples
Sunday, November 01, 2009
Technical Article
Fabrice Monteau Jean-Philippe Antignac Gaud Pinel Paul Silcock Peter Hancock Bruno Le Bizec
The safety of our food supply can no longer be taken for granted. As the world changes and populations continue to grow, so will the responsibility of organizations to meet the demand for safe ... read more
Reintroducing Countercurrent Chromatography to the Chemist
Friday, October 24, 2008
Application Note
David Keay Philip Wood
Ever since chemists began using separating funnels to isolate compounds by partitioning, they have understood the potential benefits of liquid/liquid chromatography, known today as countercurrent ... read more
Performance Evaluation of an Integrated Analytical HPLC
Thursday, July 10, 2008
Application Note
Glyn Russell Phuong Truong Lindsay Buck Frankie Button
As a routine analytical tool in the laboratory, there are many important performance requirements such as precision, reproducibility, and sensitivity for an analytical HPLC to achieve satisfactory use... read more