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电化学  2014 

基于锑薄膜覆盖铅笔芯电极对Cd(II)和Pb(II)高灵敏度的检测(英文)

DOI: 10.13208/j.electrochem.131169, PP. 370-376

Keywords: 锑膜电极,阳极溶出伏安法,重金属离子,铅笔芯电极

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Abstract:

在铅笔芯上通过实时沉积锑薄膜,使用方波阳极溶出伏安法(SWASV)对Cd(II)和Pb(II)进行同时检测.沉积时间为180s时,Cd(II)和Pb(II)的最低检测限分别为0.075g.L-1和0.13g.L-1,较铋膜修饰的铅笔芯电极低.在低pH值溶液(pH2.0)中重现性好.该电极可成功用于测定自来水中的Cd(II)和Pb(II)含量.

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