This experiment inspected the capability of sampling tube Carbotrap300 which are filled in multiplayer sorbent by desorption and GC/MS method, and researched the pollution of VOCs and PM_2.5 in indoor air and outdoor air of Hangzhou for a year.

• 本文用气/质联用和热解吸方法；检验了填装多层吸附剂的采样管Carbotrap300采集、分析空气中VOCs的性能；并对杭州市室内外空气中VOCs和PM_(2.；5)的污染状况进行了为期一年的调查研究。