After being heated up and desorbed the samplingtube was led into a gas phase chromatography with a hydrogen flame detector for analysis.
采样管再经加热解吸导入附有氢火焰检测器的气相色谱仪进行分析。
2
A new detection tube for formaldehyde gas based on passive sampling has been developed according to the principle of the gas molecular diffusion and chemical adsorption.