In Chapter 3, a field analysis method of benzene, toluene, ethylbenzene and xylene in the water and indoor air using portable gas chromatography combined with headspace solid-phase microextraction.

• 第三章研究了固相微萃取技术与便携式气相色谱联用，对水中以及室内空气中的苯、甲苯、乙基苯、二甲苯进行现场快速检测。