NO2 24 hr 0-25 ppm 168 hr 0- 3.6 ppm
NOx 24 hr 0-25 ppm 168 hr 0- 3.6 ppm
SO2 24 hr 0-25 ppm 168 hr 0- 3.6 ppm
03 24 hr 0-0.8 ppm 168 hr 0-0.11 ppm
NH3 24 hr 0-25 ppm 168 hr 0- 3.6 ppm

 

 Please note that all the above ranges depend on the sensitivity of the analyzing instruments.