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  • Determination of Enantiomeric Purity of α-Bromobutyric Acid by HPLC Combined With Pre-Column ...

    Tuesday, February 01, 2011
    Technical Article
    Jia Luo Quanyi Wang Yiwen Zhang Hang Song Shun Yao
    As a common intermediate in the synthesis of numerous pharmaceuticals, a-bromobutyric acid displays chirality at the carbon bound to the bromine. 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
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