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  • Increased IEF Throughput Using a Dual-Electrode Assembly

    Tuesday, August 02, 2011
    Application Note
    Gary B. Smejkal Darren J. Bauer
    An isoelectric focusing (IEF) apparatus capable of operating at 12,000 V maximum voltage enables isoelectric focusing of proteins in immobilized pH gradients (IPGs) to be completed in less than 3 hr. read more

  • Spill Prevention: Engineering Decreased Risk of Uncontained Chemical Spills

    Monday, June 13, 2011
    Technical Article
    Vincent W. Caruso Edward C. Brown John P. Kay Michael A. Mancini James A. Westra Philip Keyes
    Safe solvent management and storage are significant concerns in the pharmaceutical industry, particularly when purification systems are run unattended and are supplied by large volumes of organic... 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

  • 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

  • Recovery of Styrene Monomer From Waste Polystyrene Using Catalytic Degradation

    Monday, February 18, 2008
    Application Note
    Jasmin Shah M. Rasul Jhan Abdur Rahim
    Polystyrene (PS) continues to be used worldwide because of its excellent physical properties and low cost. read more

  • Improved Column Chromatography Performance Using Arginine

    Thursday, February 01, 2007
    Technical Article
    Daisuke Ejima Kouhei Tsumoto Tsutomu Arakawa
    Protein purification and analysis using column chromatography is facing new challenges because of increasing demands in the proteomic and biotechnology fields. read more

  • Multicapillary Columns for Chromatography

    Tuesday, March 01, 2005
    Technical Article
    Yuri P. Belov Marina M. Ulyanova Vladimir N. Sidelnikov
    The principles and theory of high-speed capillary chromatography have been known since the 1960s. To realize the maximum speed capabilities, it is necessary to use capillaries with a diameter of ... read more

  • Rapid Testing of Toxic Chemicals

    Tuesday, March 01, 2005
    Application Note
    Nathalie Boucher Lucie Lorrain Marie-Eve Rouette Elisabeth Perron Nancy Déziel Louis Tessier François Bellemare
    The measurement of chlorophyll fluorescent signals from photosynthetic enzyme complexes (PEC) has becomeone of the most powerful indicators for ecophysiologists. read more

  • Miniaturized FTIR for Maximized Productivity

    Tuesday, March 01, 2005
    Application Note
    Ken Fredeen John S. Seelenbinder Mark L. Norman
    In today’s fast-paced business environment, many companies are under pressure to improve their productivity. This is especially true in the pharmaceutical industry, where reducing time-to-market ... read more

  • LC-MS With Simultaneous Electrospray and Atmospheric Pressure Chemical Ionization

    Tuesday, March 01, 2005
    Technical Article
    Wayne P. Duncan Patrick D. Perkins
    Today, liquid chromatography-mass spectrometry with electrospray ionization (LC-ESI-MS) is increasingly being used as the technique of choice for high-throughput pharmaceutical analysis. read more
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