Pollutant

Name

Measurement principle

Measuring range

Detection

limit

Accuracy

%

BTEX

GC 5000 AMA

GC/FID

0 - 50 µg/m3

0.03 ppb

±1.0%

NOx (NO + NO2)

APNA 370 Horiba

Chemi-luminescence

0 - 1.0 ppm

0.5 ppb

±1.0%

O3

APOA 370 Horiba

Ultraviolet absorption

0 - 1.0 ppm

0.5 ppb

±1.0%

CO

APMA 370 Horiba

Non-dispersive infrared absorption

0 - 100 ppm

0.05 ppm

±1.0%

SO2

APSA 370 Horiba

Ultraviolet fluorescence

0 - 0.5 ppm

0.5 ppb

±1.0%

PM10

F701-20 Verewa

Beta radiation adsorption

0 - 10 mg/m3

0.001 mg/m3

±2.0%

PM2.5

Dust Monitor 11-E Grimm

Laser radiation

0.25 - 32 µm

0.1 µg/m3

±2.0%