北京市74户居室装修竣工之初的污染状况

目的调查北京市新装修居室空气中甲醛、苯系物、氨的污染情况。方法随机抽取新装修的74户居室,对空气中的甲醛、苯、甲苯、二甲苯、氨进行检测。结果各种污染物的浓度分别为0.10、0.27、2.57、0.91、0.23 mg/m3。结论新装修居室空气中污染较严重,控制室内空气污染,需要采取综合措施。

Air Pollution Status in 74 Newly-Decorated Living Rooms in Beijing

[Objective]To investigate the pollution of formaldehyde,benzene series and ammonia in the newly-decorated living rooms in Beijing.[Methods]74 newly-decorated living rooms were randomly selected;formaldehyde,benzene,toluene,xylene and ammonia in the air were detected.[Results]The concentrations of these toxicants were 0.10 mg/m3,0.27 mg/m3,2.57 mg/m3,0.91 mg/m3 and 0.23 mg/m3 respectively.[Conclusion] The indoor air pollution is quite serious in the newly-decorated living rooms;comprehensive measures should be taken to deal with it.