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  • Analysis of Opioids Using Isotope Dilution With GC/MS/MS

    Monday, June 15, 2015
    Application Note
    Richard Whitney Laura Chambers
    Developing methods for the analysis of drugs of abuse has become a priority for forensic toxicology and law enforcement. The large variety of illicit drugs and new and so-called “designer drugs” has ... read more

  • Detecting Trace-Level Pyrethroid Insecticides in Sewage and Ocean Sediments With GC-MS/MS

    Wednesday, April 01, 2015
    Application Note
    Joe Anacleto
    As the use of pyrethroid insecticides continues to increase in the United States, it is becoming increasingly important to monitor levels of the compounds in environmental waters, river and ocean ... read more

  • 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

  • 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

  • Nitro Musk Adducts of Rainbow Trout Hemoglobin: Dose–Response and Toxicokinetics Determination by GC...

    Wednesday, June 01, 2005
    Technical Article
    Mohammad A. Mottaleb William C. Brumley Lawrence R. Curtis G. Wayne Sovocool
    Rainbow trout and other fish species can serve as “sentinel” species for the assessment of ecological status and the presence of certain environmental contaminants. As such, they act as ... read more
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