办公室装潢后室内空气甲醛含量的变化趋势
发布时间：2018-08-07 17:07
【摘要】：目的研究装潢后办公室内空气中甲醛含量的变化趋势。方法选定7间同时装潢了3个月后的办公室 ,每隔1.5个月监测1次室内空气中甲醛浓度 ,同时测室温 ,连续监测5次。结果装潢3个月后至10个月 ,室温从14℃降到10℃ ,后又回升到26℃ ;室内甲醛平均浓度从0 22mg/m3 下降到0 09mg/m3 后又回升到0 22mg/m3;超标率从57 1%下降到0,又回升到85.7 %。结论监测期间 ,办公室内空气中甲醛含量未随装潢后时间延长而降低 ,而是随着室温的改变而发生相应变化 ,且有些室内空气中甲醛含量明显超过国家卫生标准。
[Abstract]:Objective to study the change trend of formaldehyde content in office air after decoration. Methods 7 offices which had been decorated simultaneously for 3 months were selected. Formaldehyde concentration in indoor air was monitored once every 1.5 months, and room temperature was measured at the same time for 5 consecutive times. Results after 3 months to 10 months of decoration, the room temperature decreased from 14 鈩，
本文编号：2170746
[Abstract]:Objective to study the change trend of formaldehyde content in office air after decoration. Methods 7 offices which had been decorated simultaneously for 3 months were selected. Formaldehyde concentration in indoor air was monitored once every 1.5 months, and room temperature was measured at the same time for 5 consecutive times. Results after 3 months to 10 months of decoration, the room temperature decreased from 14 鈩，
本文编号：2170746
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