使用 Agilent 7900 ICP-MS 测定钢材中的痕量元素Mg

2017/12/20   下载量： 6 次

方案摘要

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应用领域 钢铁/金属
检测样本 钢材
检测项目 含量分析>镁元素
参考标准 -

Monitoring and controlling the level of trace element impurities in metals and alloys is important, as impurities can affect the properties of the metal and may degrade the functionality of the finished component. ICP-OES is commonly used for the routine measurement of trace elements in metal samples because of its multi-element capability and tolerance of the high matrix level present in metal sample digests. However, the development of high purity metals and higher-performance alloys requires stricter control of a wider range of trace elements at lower concentrations, so a technique with lower detection limits than ICP-OES is required. ICP-MS offers low detection limits for the elements of interest, but the technique has not previously been considered suitable for the analysis of high matrix samples such as metal digests. For example, conventional ICP-MS instruments may suffer from signal suppression and/or long-term signal drift due to matrix deposition on the interface cones, which affects the signal stability and the accuracy of the analytical results. To overcome this limitation, Agilent’s Ultra High Matrix Introduction (UHMI) aerosol dilution technology has been developed to allow the

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上一篇 使用 Agilent 5800 ICP-OES 测定固态 电解质锂镧锆钽氧 (LLZTO) 中的 主量元素
下一篇 使用配备氧气进样和温控雾化室的 Agilent 5100 ICP-OES 对汽油进行Mg元素测定

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安捷伦科技(中国)有限公司
钻石会员 丨 第23年
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