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15–16 Aug 2012
四川绵阳豪瑞特酒店
Asia/Shanghai timezone

EDXRF法测定载Pd–Al2O3小球的Pd含量

16 Aug 2012, 11:03
12m
6F会议室 (四川绵阳豪瑞特酒店)

6F会议室

四川绵阳豪瑞特酒店

四川省绵阳市涪城区会仙路16号

Speaker

Ms 雯 王 (中国工程物理研究院)

Description

摘 要:本文介绍了用能量色散X射线荧光光谱(EDXRF)法测定载Pd-Al2O3小球Pd含量的分析方法。该方法在样品中定量加入内标元素Mo,再加入王水溶解载Pd–Al2O3小球上的Pd,制成滤纸试样片,用能量色散X射线荧光光谱仪测定其Pd含量。该方法简便、快速,测定载Pd–Al2O3小球Pd含量为30wt%~50wt%时,其测量结果的相对标准偏差不大于0.9%,检出率为98%~102%。该方法可通过调整加入内标元素Mo的量,扩大测定Pd含量的分析范围。 关键词:EDXRF;载Pd–Al2O3;Pd含量

Primary author

Ms 雯 王 (中国工程物理研究院)

Presentation materials

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