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国际关键比对CCQM-K63a血清中氢化可的松的测定 被引量:1

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摘要 本研究以四个氘原子(原子量为2)标记的氢化可的松为测量所用的内标,建立了血清中氢化可的松测量的高效液相色谱一同位素稀释串联质谱法。采用该方法参加了国际物质量咨询委员会组织的国际关键比对CCQM—K63a血清中氢化可的松的测定。比对结果表明:我们测定的结果与比对组织国家美国NIST相差仅仅万分之二,与英国LGC也仅仅相差万分之六,且不确定度是参加本次国际比对的6个国家中最小的,该定值方法达到了国际先进水平。
出处 《计量技术》 2009年第9期9-13,共5页 Measurement Technique
基金 国家自然科学基金NSFC20627004和国家创新方法工作专项项目2008IM040200的资助
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  • 1戴新华,徐锐锋,王卫华,张春梅.国际比对CCQM-P77a血清中氢化可的松测定[J].分析测试学报,2007,26(z1):55-57. 被引量:1
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