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    • 74. 发明申请
    • Pulsed electrochemical detection method
    • 脉冲电化学检测方法
    • US20070240998A1
    • 2007-10-18
    • US11403565
    • 2006-04-12
    • Jun ChengPetr JandikXiaodong LiuChristopher Pohl
    • Jun ChengPetr JandikXiaodong LiuChristopher Pohl
    • G01N27/26
    • G01N27/49
    • In one embodiment, the present invention is directed to a pulsed electrochemical detection method comprising (a) flowing a liquid sample stream including at least one analyte past a working electrode in a flow-through cell; (b) applying at least three pulsed electrical potentials to the working electrode, (1) a first conditioning potential, (2) a second detection and oxidative cleaning potential, and (3) a third reductive cleaning potential, said second potential being higher than said first and third potentials and said first potential being higher than said third potential; and (c) detecting the output from said working electrode during the time period of applying said second potential.
    • 在一个实施方案中,本发明涉及脉冲电化学检测方法,其包括(a)将包含至少一种分析物的液体样品流流过流通池中的工作电极; (b)向工作电极施加至少三个脉冲电势,(1)第一调节电位,(2)第二检测和氧化清洗电位,和(3)第三还原清洗电位,所述第二电位高于 说第一和第三个潜力,并说第一个潜力高于第三个潜力; 以及(c)在施加所述第二电位的时间段期间检测来自所述工作电极的输出。