宇航计测技术

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铀矿石浓缩物中非金属杂质成分分析标准物质研制

曹淑琴1;谢树军2;龚明明1;杨理琼3;李洪3   

  1. 1、核工业北京化工冶金研究院,北京 101149;
    2、环境保护部核与辐射安全中心,北京 100088;
    3、中核272 铀业有限责任公司,衡阳 421004
  • 出版日期:2014-06-15 发布日期:2014-06-15

Development of Metalloid Impurity Elements Reference Materials in Uranium Concentrate

CAO Shu-qin1;XIE Shu-jun2;GONG Ming-ming1;YANG li-qiong3;LI Hong3   

  1. 1、Beijing Research Institute of Chemical Engineering and Metallurgy, CNNC, Beijing 101149;
    2、Nuclear and Radiation Safety, Beijing 100088;
    3、No.272 Uranium Co. ,Ltd., CNNC, Hengyang 421004
  • Online:2014-06-15 Published:2014-06-15

摘要: 研制两个水平的铀矿石浓缩物中非金属杂质成分分析标准物质,用于铀矿石浓缩物产品中S,P,F,Cl和Si等杂项的量值传递和测定过程的监控,确保铀矿石浓缩物产品的质量和后续纯化过程的稳定运行,同时也可用于二氧化铀(粉末和芯块)、四氟化铀等产品中相关元素的量值传递和质量控制。标准物质的均匀性采用F检验法评价,稳定性采用t检验法评价,各元素的定值采用多家实验室比对[1~5]。标准物质研制的所有过程均符合“一级标准物质技术规范”。

关键词: 铀矿石浓缩物, 非金属杂质, 标准物质

Abstract: Two levels metalloid impurity elements reference material in uranium concentrate were developed. The reference materials can be used for the trace measuring value and its transfer of metalloid impurity elements,manufacturing environment of reference materials was in accordance with the technical specification of national class A standard substance.

Key words: Uranium concentrate, Metalloid Impurity elements reference, Materials