Article Archives

Filter

Hide Filter
  • Pittcon 2013®: Developments in Liquid Chromatography

    Pittcon 2013®: Developments in Liquid Chromatography

    Monday, May 13, 2013
    Technical Article
    Robert L. Stevenson
    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
  • New Products at Pittcon® 2011

    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
  • Reintroducing Countercurrent Chromatography to the Chemist

    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

    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
  • Statistics in Analytical Chemistry: Part 25—Calibration Summary

    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

    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

    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

    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
  • <<
  • >>