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微波等离子体原子吸收光谱法测定铜的研究
A Study on Determination of Copper by Microwave Induced Plasma Atomic Absorption Spectrometry(MIP-AAS)
【摘要】 <正> 等离子体作为原子化器在原子光谱法中已经获得了广泛的应用.等离子体原子吸收光谱法目前多限于用ICP作为原子化器.1988年本室首次采用常压氩MIP作为原子化器,利用电热进样的方式引入样品,成功地测定了Cu、Ag和Pb.特征浓度分别为0.04(Ag)、0.04
【Abstract】 The determination of copper by MIP-AAS was studied systematically.The sample solution was introduced from an ultrasonic nebulizer and the solvent was removed by both a condenser and a concentrated H2SO4 desiccator.The experimental parameters which affect the determination of copper were examined in detail.The characteristic concentration for copper was shown to be 0.008μg/mL,and a good accuracy was also achieved.
【关键词】 微波等离子体;
原子吸收光谱法;
铜的测定;
【Key words】 Microwave plasma; Atomic absorption spectrometry; Copper of determination;
【Key words】 Microwave plasma; Atomic absorption spectrometry; Copper of determination;
- 【文献出处】 高等学校化学学报 ,Chemical Research In Chinese Universities , 编辑部邮箱 ,1992年10期
- 【被引频次】4
- 【下载频次】75