浩瀚色谱（山东）应用技术开发有限公司，结合日常监测的实际情况，应用双柱双检测器气相色谱法，探讨标气、采样介质、色谱条件、气体流量等关键性技术问题。结果表明，使用甲烷标气可以缩短分析时间，气体在气袋中的保存时间更久，优化色谱条件可尽快去除柱子里面的杂质，气体流量比例影响氧峰的面积。

　　名称:岛津13X分子筛甲烷柱

　　规格:1m*3mm，60-80Mesh

　　*高使用温度:320°C

　　应用:岛津GC-14C，GC-2010，GC-2014，GC-2030

　　分离:环境空气/固定污染源废气中甲烷，总烃，非甲烷总烃

　　氧和甲烷分离彻底，无干扰

　　Haohan Chromatography (Shandong) Application Technology Development Co., Ltd., based on the actual situation of daily monitoring, applies the dual column dual detector gas chromatography method to explore key technical issues such as standard gas, sampling medium, chromatographic conditions, gas flow rate, etc. The results indicate that the use of methane standard gas can shorten the analysis time, prolong the storage time of the gas in the gas bag, optimize the chromatographic conditions to remove impurities in the column as soon as possible, and the gas flow rate ratio affects the area of the oxygen peak.

　　Name: Shimadzu 13X Molecular Sieve Methane Column

　　Specification: 1m * 3mm, 60-80Mesh

　　*High operating temperature: 320 ° C

　　Application: Shimadzu GC-14C, GC-2010, GC-2014, GC-2030

　　Separation: Methane, total hydrocarbons, non methane total hydrocarbons in ambient air/stationary pollution source exhaust gas

　　Thoroughly separate oxygen and methane without interference