摘要
很多标准物质与环境实际样品在基体组成上存在着很大差异．因此在环境监测中仅仅使用基体纯净的标准物质不能完全有效地进行质量控制，根据上述问题，本文介绍了含有干扰组分的ＣＯＤ标准物质的研制与应用。
Since there is a great difference in matrix composition between CRM and the real environ-mental sample,the quality control can not be carried out effectively if only pure matrix CRM is usedin environmental monitoring.According to the question mentioned above,this paper introduces thepreparation and the application of COD CRM containing interfering component.
出处
《环境科学研究》
EI
CAS
CSCD
1995年第3期42-45,共4页
Research of Environmental Sciences
关键词
标准物质
基体
质量控制
环境监测
Certified reference material(CRM)
Matrix
Quality control
