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  • Working Flow Rate: How to Compare Vacuum Pumps

    Friday, May 17, 2013
    Application Note
    Peter Coffey
    To compare vacuum pumps, it is imperative to look at the pumping speed at working vacuum levels. The working vacuum level is the vacuum at which you need to operate your application. Comparing the ... 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
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