岩屑顶空气中二氧化碳、氧、氮的快速检测技术  

THE FAST DETECTING TECHNIQUE FOR CARBON DIOXIDE,OXYGEN AND NITROGEN IN DEBRIS TOP GAS

作　　者：卢丽[1] 王国建[1] 荣发准[1] 王光华[1] 高俊阳[1] 陈银节[1] 李吉鹏[1] 

机构地区：[1]中国石油化工股份有限公司 石油勘探开发研究院 无锡石油地质研究所,江苏无锡214151

出　　处：《物探与化探》2013年第6期1039-1042,1048,共5页Geophysical and Geochemical Exploration

基　　金：国家自然科学基金项目"地表地球化学勘探中轻烃微渗漏的实验模拟"(批准号41072099)

摘　　要：通过快速检测条件的优化,确定了单针进样一次分析岩屑顶空气二氧化碳、氧、氮的气相色谱最佳分析条件。运用准确度和精密度对方法进行评价,结果证明该方法精密度高、准确度高。本方法具有设定色谱条件简单,分析速度快,所需气量小的特点。通过在已知区的应用,取得较好的应用效果,适合于油气化探地表勘探的样品以及模拟气、天然气中二氧化碳、氧、氮的测定。By optimizing the detecting conditions,the authors obtained the best condition for analyzing carbon dioxide,oxygen and nitrogen in debris top gas by GC in a single run. Accuracy and precision were used to evaluate the method. It is shown that this method has high accuracy and precision. This method is characterized by simple chromatographic conditions,fast analysis speed and small gas volume and it has been proved to be effective in known areas. It can be used to analyze carbon dioxide,oxygen and nitrogen in geochemical subsurface exploration samples,simulated samples and natural gas samples.

关 键 词：岩屑顶空气 气相色谱法 单针进样 CO2、O2、N2 

分 类 号：P618.13[天文地球—矿床学]