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  • Exploring the Value of GPC/SEC in Polysaccharide Characterization

    Tuesday, September 27, 2016
    Application Note
    Stephen Ball
    Examples of polysaccharides, widely used as food additives and in certain medical applications, include derivatives of cellulose and starch, such as hydroxymethyl cellulose and maltodextrin, ... 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

  • Matrix Degradation Assays for Investigating Cell Invasion

    Tuesday, November 01, 2011
    Application Note
    Jun Ma Luke Armstrong Janet Anderl
    Tumor metastasis, inflammation, and development are accompanied by the invasion of cells through the extracellular matrix. read more

  • The State of Microscopy for 2012

    Tuesday, November 01, 2011
    Technical Article
    Barbara Foster
    In various recent interviews, I’ve been asked about the state of microscopy and, most specifically, the rise of technologies such as AFM (atomic force microscopy) and Raman confocal and the ... read more

  • A High-Throughput GPC System for Routine or Standardized SEC Analysis

    Sunday, March 01, 2009
    Application Note
    Xavier Villarreal Howard Barth
    Overcoming bottlenecks in the laboratory,and thus saving valuable time and money, is an important goal for scientists. read more

  • Increased Throughput in Method 8270 Analysis

    Monday, January 01, 2007
    Application Note
    William D. Goodman Frank DeLorenzo
    Method 8270 is a GC-MS method created by the U.S. EPA Office of Solid Waste for the analysis of semivolatile organics by gas chromatography-mass spectrometry. read more

  • Automated Chemical Ionization in GC-MS

    Monday, January 01, 2007
    Application Note
    Chris Sandy Jean-Francois Garnier Bernhard Rothweiler Fred Feyerherm Sihem Ben Mahmoud Harry F. Prest
    Gas chromatography with mass spectrometric detection using chemical ionization (CI) has demonstrated great utility in a wide variety of application areas ranging from forensics to environmental to ... read more
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