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  • 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 Liquid Handling and 3-D Imaging at SLAS 2013

    Friday, February 08, 2013
    Technical Article
    Robert L. Stevenson, Ph.D.
    Most commonly, laboratory automation involves a few hundred wells run for a specific purpose. SLAS 2013, the meeting of the Society for Laboratory Automation and Screening, was held at the Gaylord ... read more

  • Advances in Liquid Phase Separation at Pittcon® 2012

    Monday, May 07, 2012
    Technical Article
    Robert L. Stevenson, Ph.D.
    Eight years have passed since Waters introduced the ACQUITY UPLC®. This is a long life cycle for a groundbreaking instrument. 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

  • 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

  • Expediting the Discovery Process With an SEM Work Flow Solution for Life Sciences

    Friday, April 08, 2011
    Application Note
    Ben Lich
    Most cellular structures and organelles involved in physiologically important processes are too small to be resolved by optical microscopes. read more

  • Light Engines for the Life Sciences

    Thursday, September 04, 2008
    Technical Article
    Arlie R. Conner Claudia B. Jaffe Steven M. Jaffe
    Life science instruments present unique challenges to suppliers of light-generation equipment: Inexpensive, high-intensity, uniform, monochromatic light across a broad UV-VIS-IR spectrum is required... read more

  • Statistics in Analytical Chemistry: Part 25—Calibration Summary

    Thursday, February 01, 2007
    Technical Article
    David Coleman Lynn Vanatta
    In a modern chemical-analysis laboratory, virtually all of the testing equipment must be calibrated periodically. read more

  • Centrifuge Safety and Security

    Thursday, February 01, 2007
    Application Note
    Tammy Goodman
    For laboratories around the world, increasing health and safety legislation requires that equipment be operated and maintained so that every step is taken to maximize safety and security. read more

  • Reagent-Free Ion Chromatography Systems With Eluent Regeneration: RFIC-ER Systems

    Thursday, February 01, 2007
    Application Note
    Yan Liu Zhongqing Lu Chris Pohl John Madden Navette Shirakawa
    Since the introduction of ion chromatography (IC) in 1975, Dionex Corp. (Sunnyvale, CA) has continued to improve the performance of IC systems while developing new capabilities for the determination ... read more

  • The Nanoliter Syringes

    Thursday, February 01, 2007
    Technical Article
    Andrew D. Sauter
    Following an informal collaboration with Affymax (Palo Alto, CA), Agilent Technologies (Palo Alto, CA), and Chem-Space Associates (Pittsburgh, PA), studying electrospray ionization 1 (ESI), the ... read more
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