装修后室内空气污染调查

Investigation On Indoor Air Pollution of Decorated Rooms

目的 了解装修后室内空气污染状况。方法 对8家居室和7家办公场所室内空气,依据国家有关标准对甲醛、氨、细菌总数、CO、CO_2等5项空气污染指标进行检测。结果 装修后居室和办公场所均存在污染物超标,超标倍数在0.3～5倍。开门窗通风可以大大降低室内空气甲醛的浓度。刚装修完毕与装修满6个月到1年室内空气甲醛浓度比较,差别无显著性。结论 通风换气及选购符合国家标准的装饰材料是消除或预防室内空气污染的重要措施。

Objective To know the indoor air pollution of decorated rooms.Methods Five air pollution items —formaldehyde,ammonia,the total count of bacteria, CO and CO_2—of eight houses and seven offices were tested ,according to related National Standards.Results There are overstandard phenomena in both decorated rooms and decorated offices. Overstandard times are from 0.3 to 5.The concentration of formaldehyde can be reduced by opening doors. The results showed that the difference of formaldehyde concentration of just - decorated rooms and the rooms which have been decorated for one year was not significant. Conclusion Draught and selecting decorating materials which meet National Standards are the main means to eliminate or prevent indoor air pollution.