某市区公共场所及家居室内空气中甲醛污染的调查分析

Investigation of Formaldehyde Pollution of Homes and Public Space in Our City

了解本市区公共场所及家居室内空气中甲醛污染状况。抽样调查监测本市某区114间公共场所及家居室内空气中甲醛含量。公共场所及家居室内空气中甲醛的总超标率为16.0%,装修后第1—3个月的超标率为27.5%—43.3%,6个月后的超标率为8.9%—18.0%,第1—3个月使用空调的场所甲醛超标率为29.2%,高于不使用空调的场所(12.0%)。本市区公共场所及家居室内空气中存在甲醛污染,新装饰后空气中甲醛污染较严重,应推迟入住或开业时间,加强室内通风换气。

The amounts of formaldehyde in 114 of homes and public space in one district of Jiangmen city were monitored and analyzed, 16 % of which are overproof. The overproof rate are 27.5%-43.3% in 1-3 months and 8.9%-18.0% in 6 month after decoration. The room with airconditioning shows 29. 2% overproof rate in the first 1-3 months after decoration, which is 12% higher than that without air-conditioning. It is better to delay in moving-in and to increase the ventilation after decoration.