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  • Sample Processing at Pittcon® 2014

    Tuesday, May 06, 2014
    Application Note
    Robert L. Stevenson, Ph.D.
    The tenfold increase in speed for the analytics (GC, HPLC, and SFC [supercritical fluid chromatography], all with MS) over the last decade has shifted the choke point in many workflows from analytics ... read more

  • Sample Prep for LC, GC, and SFC at Pittcon® 2013

    Friday, May 10, 2013
    Technical Article
    Robert L. Stevenson, Ph.D.
    At Pittcon® 2013, sample prep stood out as a major focus, perhaps because of the few advances in chromatography instrumentation. In addition, some sample preparation is spilling over into other ... read more

  • New Instrumentation and Applications at HPLC 2012

    Friday, August 10, 2012
    Technical Article
    Robert L. Stevenson, Ph.D.
    A marketplace is usually dynamic, with a cross-current of disparate interests meeting to find mutual satisfaction. read more

  • Crystallization Techniques in a Laboratory Furnace

    Tuesday, November 01, 2011
    Technical Article
    B. Cabric N. Danilovic A. Janicijevic
    An air-cooled tube in a laboratory furnace (crystallization shelf) that regulates the crystallization fronts and rates in columns of crucibles was described in a previous paper. read more

  • Chromatographic Behavior of Activated Alumina Adsorbents for the Analysis of Hydrocarbons

    Saturday, October 01, 2011
    Technical Article
    Jaap de Zeeuw Bill Bromps Tom Vezza Rick Morehead
    Alumina porous layer open tubular (PLOT) columns have long been used for the analysis of volatile hydrocarbons. read more

  • Simultaneous Crystallization Testing in a Laboratory Furnace

    Thursday, June 16, 2011
    Application Note
    Branislav Cabric Nebojsa Danilovic Aco Janicijevic
    A previous paper described a model of an air-cooled test tube with a series of sockets and plugs (crystallization socket-outlet adaptor) installed in a laboratory chamber furnace, the goal of which ... read more

  • Fast, Practical GC and GC-MS

    Monday, January 01, 2007
    Technical Article
    Jaap de Zeeuw Martine Barnes
    Shortening run times is a welcome exercise for many laboratories, especially when sample throughput needs to be increased. 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

  • Making Surface Tension Measurement a Practical Utility for Modern Industrial R&D

    Thursday, December 01, 2005
    Application Note
    Christoffer Johans Ilkka Palonen Pekka Suomalainen Paavo K.J. Kinnunen
    Vast numbers of new surfactants are introduced annually for improved formulation and functionality in products ranging from personal care (e.g., soaps, shampoos, sun care, and cosmetics products), ... read more
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