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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

  • GC Analysis of Sulfur Components in Propylene Using a Pulsed Flame Photometric Detector

    Monday, May 23, 2011
    Application Note
    Helena Jacobse
    Hydrogen sulfide (H2S), carbonyl sulfide (COS), and methyl mercaptan (CH3SH) are common components in light hydrocarbon streams. 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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