Highly Selective Polymeric Membrane Ion-selective Electrode for Hg2+ Using Azathiacrown Ether as Ionophore

Authors
Publication date
1 January 2012
Publisher

Abstract

以硫氮杂冠醚化合物为离子载体,制备了一种高选择性聚合物膜汞离子选择性电极。通过对电极膜的组成及活化条件进行优化,电极在3.0&times;10-8～1.0&times;10-4 mol/L的范围内对汞离子呈能斯特响应,响应斜率为31.2mV/dec,检出限为2.0&times;10-8 mol/L。该电极对大多数常见的金属离子具有良好的选择性,并可作为指示电极用于电位滴定。 &nbsp;</p

    Similar works

    Full text

    thumbnail-image

    Available Versions

    Institutional Repository of Yantai Institute of Coastal Zone Research, CAS

    redirect
    oaioai:ir.yic.ac.cn:133337/28073
    Last time updated on 24/06/2021

    Institutional Repository of Yantai Institute of Coastal Zone Research, CAS

    redirect
    oaioai:ir.yic.ac.cn:133337/5423
    Last time updated on 18/09/2018