IAQ
Parameter
室內空氣質素參數
|
Sources
源頭
|
8-hr
average 八小時平均值
|
|
Excellent
Class
卓越級
|
Good
Class
良好級
|
|
Carbon
Dioxide二氧化碳
(CO2)
|
Combustion 燃燒過程
Respiratory product 呼吸作用
|
<
800 ppm
|
<
1,000 ppm
|
|
|
|
|
Carbon
Monoxide一氧化碳
(CO)
|
Combustion燃燒過程
Smoking
吸煙
Vehicle exhaust seeping through街外汽車廢氣
|
<
1.7 ppm
|
<
8.7 ppm
|
|
|
|
|
Respiratory
Suspended Particulates 可吸入懸浮粒子
(RSP)
|
Combustion
燃燒過程
Smoking吸煙
Photocopying 影印
Vehicle exhaust seeping through 街外汽車廢氣
|
<
20μg/m3
|
<
180μg/m3
|
|
|
|
|
Nitrogen
Dioxide二氧化氮
(NO2)
|
Combustion
燃燒過程
Smoking吸煙
Vehicle
exhaust seeping through街外汽車廢氣
|
<
40μg/m3
|
<
150μg/m3
|
|
|
|
|
Ozone臭氧
(O3)
|
Laser printer雷射打印機
Photocopying
影印機
|
<
25 ppb
|
<
61 ppb
|
|
|
|
|
Formaldehyde甲醛
(HCHO)
|
Adhesives 膠黏劑
Furniture 傢俱
Paints 油漆
Smoking 吸煙
|
<
30μg/m3
|
<
100μg/m3
|
|
|
|
|
Total
Volatile Organic Compounds總揮發性有機化合物
(TVOC)
|
Cleaning agents清潔用品
Disinfectants 消毒劑
Paints and Solvents油漆及溶解劑
Furniture and furnishings傢俱及室內陳設
Smoking吸煙
Printing inks 油墨
|
<
87 ppb
|
<
261 ppb
|
|
|
|
|
Radon氡氣
(Rn)
|
Building material such as concrete made with granite花崗岩
|
<
150
Bq/m3
|
<
200 Bq/m3
|
|
|
|
|
Airborne Bacteria空氣中細菌
|
Carpets or building material are mouldy or wet地毯
Poor ventilated premises空氣不流通的地方
|
<
500 cfu/m3
|
<
1,000 cfu/m3
|
|
|
|
|
Air Movement空氣流動速度
|
----
|
<
0.2 m/s
|
<
0.3 m/s
|
|
|
|
|
Room
Temperature室內溫度
|
----
|
20-25.5
oC
|
<
25.5 oC
|
|
|
|
|
Relative
Humidity相對濕度
|
----
|
40-70%
|
<
70%
|
|
|
|
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