香港室内空气质量标准

香港室内空气质量标准

Parameter Unit 8-hour average

Level 1 Level2
CarbonDioxide(CO2) ppm < 800 < 1,000

Carbon Monoxide (CO) μg/m3 < 2,000 < 10,000

Respirable Suspended Particulates (RSP)

μg/m3 < 20 < 180

Nitrogen Dioxide (NO2) μg/m3 < 40 < 150

Ozone (O3) μg/m3 < 50 < 120

Formaldehyde (HCHO，甲醛) μg/m3 < 30 < 100

Total Volatile Organic Compounds (TVOC)

μg/m3 < 200 < 600

Radon (Rn，氡) Bq/m3 < 150 < 200

Airborne Bacteria（细菌总数）cfu/m3 < 500 < 1,000

Room Temperature 20 - 25.5 < 25.5

Relative Humidity % 40 - 70 < 70

Air movement /s < 0.2 < 0.3