Time Variation Regularity of TVOC in Indoor Air in Newly Decorated Houses
- VernacularTitle:新装修居室空气中总挥发性有机物随时间的变化规律
- Author:
Weiguo ZHANG
;
Sen HAO
;
Peilin HUANG
- Publication Type:Journal Article
- Keywords:
Air pollution, indoor;
Total volatile organic compounds;
Variational regularity
- From:
Journal of Environment and Health
2007;0(10):-
- CountryChina
- Language:Chinese
-
Abstract:
Objective To investigate the pollution condition and concentration variability of TVOC in different time after the decoration finished. Methods 57 newly decorated houses were collected in two districts in Guiyang and TVOC monitoring was conducted for 6 months. Results At the first monitoring time, the content range of TVOC was 0.532-23.560 mg/m3 and the median was 2.573 mg/m3. The content range of high, middle and low concentration after determination was 5.520-23.560 mg/m3, 2.004-4.993 mg/m3 and 0.532-1.905 mg/m3 respectively and the median was 10.150, 2.320, 1.074 mg/m3 respectively. 147 days after the decoration the concentration decreased to 0.6 mg/m3. Conclusion The pollution of TVOC in the newly decorated houses is severe. 147 days after the decoration, the concentration of TVOC may decrease and reaches to under the standard limit.
