Carbon monooxide cross references


Gas	Concetration	Response without filter^#	Response with filter^*
Carbon monooxide (CO)
H2S	10 ppm	0 ppm
SO2	5 ppm	0 ppm
Cl2	10 ppm	0 - 1 ppm
HCl	10 ppm	0 ppm
NO	35 ppm	1 ppm	1 ppm
NO2	5 ppm	0 ppm	0 ppm
NH3	100 ppm	0 ppm	0 ppm
H2	100 ppm	40 ppm	40 ppm
Etylene	100 ppm	24 ppm	20 ppm
Acetylene	250 ppm	250 ppm
Ethanol	200 ppm	0 ppm	0 ppm
Ethylene oxide	125 ppm	> 40 ppm
Propane	100 ppm	0 ppm	0 ppm
Butane	100 ppm	1 ppm	1 ppm
Isobutylene	100 ppm	9 ppm	4 ppm
Isobutylene	1000 ppm	30 ppm	22 ppm
Hexane	500 ppm	0 ppm	0 ppm
MEK	100 ppm	0 ppm	0 ppm
TCE	100 ppm	25 ppm	15 ppm
Nitrogen	100 %	0 - 4 ppm

Note: All data above are valid for sensors by RAE Systems.

^#New sensor. Used sensors show increasing response to VOCs.

^*Disk-shaped activated carbon fiber filters placed on top of the CO sensor help reduce response to VOCs.