溶剂解吸-气相色谱法同时测定加油站工作场所空气中汽油、柴油、苯、甲苯、二甲苯的浓度

Determination of Gasoline, Diesel, Benzene, Toluene and Xylene in the Air of Gas station Workplace by Solvent Desorption-Gas Chromatography

采用气相色谱-质谱联用仪对汽油、柴油进行定性分析,识别其可能产生的危害因素;建立加油站工作场所空气中汽油、柴油、苯、甲苯、二甲苯的溶剂解吸-气相色谱分析方法,以HP-5毛细管柱为色谱柱,采用氢火焰离子化检测器(FID),外标法测定空气中汽油、柴油、苯、甲苯、二甲苯的浓度。该方法操作简便,检测结果准确可靠、精密度好。

Qualitative analysis of gasoline and diesel oil by gas chromatography-mass spectrometry(GC-MS),Identify possible hazards;To establish a solvent desorption-gas chromatography method for the determination of gasoline,diesel,benzene,toluene and xylene,using HP-5 capillary column and Hydrogen Flame Ionization Detector(FID)to determinate the concentration of gasoline,diesel,benzene,toluene and xylene in the workplace air.The method is simple,accurate,reliable and precise.