甲烷中微量氧、氮、乙烷气体标准物质的研制

The Preparation of Standard Gas Mixture of Trace Oxygen,Nitrogen And Ethane in Methane

介绍了甲烷中微量氧、氮、乙烷气体标准物质的制备过程,建立了杂质组分的分析方法,对该标准物质性能进行了分析与考察,分析和评定了标准物质的不确定度。

Introduce the preparation process of standard gas mixture of trace oxygen,nitrogen and ethane in methane,establish the analysis of the impurity components,and investigate the performance of the standard gas,analysis and assessment of the uncertainty of the standard gas.