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阳极溶出极谱法测定水中微量元素镉
ANODIC STRIPPING POLAROGRAPHIC METHODS DETERMINATION OF TRACE CADMIUM IN WATER
【摘要】 本文介绍了运用阳极溶出极谱法直接测定水中微量元素镉的方法.本法操作简单,测量速度快,灵敏度达3×10-7mol-1,回收率达94.4%.
【Abstract】 In this paper, The method of determination of trace cadmium in water by anodic stripping polarographic methods were introduced. This method is rapid simple. The limit of detection is 3×10-6 mol·L-1 and the recovery is 94. 4 %
【关键词】 阳极溶出极谱;
伏安曲线;
支持电解质;
预电解富集时间;
【Key words】 anodic stripping; polarographic methods; voltammetry curve; supporting electrolyle; electrolysis time;
【Key words】 anodic stripping; polarographic methods; voltammetry curve; supporting electrolyle; electrolysis time;
- 【文献出处】 松辽学刊(自然科学版) ,SONGLIAO JOURNAL (NATNRAL SCIENCE EDITION) , 编辑部邮箱 ,1994年03期
- 【分类号】O69
- 【被引频次】1
- 【下载频次】65