URANYL-ION SELECTIVE ELECTRODE BASED ON A NEW SYNTHETIC NEUTRAL CARRIER

被引:55
作者
SENKYR, J [1 ]
AMMANN, D [1 ]
MEIER, PC [1 ]
MORF, WE [1 ]
PRETSCH, E [1 ]
SIMON, W [1 ]
机构
[1] SWISS FED INST TECHNOL,DEPT ORGAN CHEM,CH-8092 ZURICH,SWITZERLAND
关键词
D O I
10.1021/ac50043a003
中图分类号
O65 [分析化学];
学科分类号
070302 ; 081704 ;
摘要
Uranyl-selective electrodes on the basis of synthetic neutral carriers structurally related to previously published highly successful Li+-, Na+-, Ca2+-, and Ba2+-ionophores are described. Their rejection of Li+, Na+, K+, NH/, Tl+, and Pb2+ is larger than a factor of 1000, and of Mg2+, Ca2+, Ba2+, Mn2+, Co2+, Ni2+, Cu2+, Zn2+, and Cd2+ larger than a factor of 10000. UO22+ is detected as a monovalent permeating species of the type UO2X+, where X~ is most probably OH-. Background levels of ~0.1 M CI-, NO3-, or CIO4- in no way limit the response function. © 1979, American Chemical Society. All rights reserved.
引用
收藏
页码:786 / 790
页数:5
相关论文
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