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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

  • Laboratory Automation: 2013–2017

    Friday, November 23, 2012
    Technical Article
    Robert L. Stevenson, Ph.D.
    Laboratory automation is changing the work flow in biochemical and chemical laboratories. read more

  • Analysis of Piperine in Peppers Using On-Line SFE-UHPLC With Photodiode Array Detection

    Tuesday, February 01, 2011
    Application Note
    Takayuki Yamaguchi Kazutoshi Kamezawa Keijin Iwaya Yasuyo Sato Toshihiko Miyaji Masao Bounoshita David J. Tognarelli Muneo Saito
    Ultrahigh-performance liquid chromatography (UHPLC) is a separation technique that utilizes columns packed with microparticles (<2 µm in diameter), as provided by the xtreme liquid chromatography (x-lc™) system (jasco corp., tokyo, japan) µm="" in="" diameter),="" as="" provided="" by="" the="" xtreme="" liquid="" chromatography="" (x-lc™)="" system="" (jasco="" corp.,="" tokyo,="">... read more

  • Determination of Mercury in Slag and Cement Using a Mercury Analyzer

    Friday, January 28, 2011
    Application Note
    Sang-Ho Nam Yu-Na Kim Jin-Su Na Keun-Hyeok Yang
    Mercury is one of the most toxic elements in the environment. Humans are exposed to mercury through the inhalation of mercury vapor, ingestion of drinking water, and consumption of fish. 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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