Filter Capacity
ppm-hours
H
2
S
250,000
Filter Capacity
ppm-hours
NO
2
120,000
Filter Capacity
ppm-hours
NO
120,000
Filter Capacity
ppm-hours
SO
2
160,000
Sensitivity
% measured @ 20 ppm
H
2
S
< 0.1
Sensitivity
% measured @ 10 ppm
NO
2
< 0.1
Sensitivity
% measured @ 10 ppm
Cl
2
< 0.1
Sensitivity
% measured @ 50 ppm
NO
< 25
Sensitivity
% measured @ 20 ppm
SO
2
< 0.1
Sensitivity
% measured @ 400 ppm H
2
< 65
Sensitivity
% measured @ 400 ppm C
2
H
4
< 65
Sensitivity
% measured @ 20 ppm
NH
3
< 0.1
Sensitivity
% measured @ 20 ppm
H
2
S
< -100
Sensitivity
% measured @ 50 ppm
NO
< 0.5
Sensitivity
% measured @ 10 ppm
Cl
2
< 100
Sensitivity
% measured @ 20 ppm
SO
2
< -2
Sensitivity
% measured @ 400 ppm CO
< 0.1
Sensitivity
% measured @ 400 ppm H
2
< 0.1
Sensitivity
% measured @ 400 ppm C
2
H
4
< 0.1
Sensitivity
% measured @ 20 ppm
NH
3
< 0.1
Sensitivity
% measured @ 5% (Vol) CO
2
0
IOM02
Rev 1.0 – December 22, 2020
28
Figure 9: Cross-Sensitivity Characteristics – Carbon Monoxide
Figure 10: Cross-Sensitivity Characteristics – Nitrogen Dioxide
Note
The above figures are not complete lists of all possible desensitizing or contaminating gases
or substances. Take caution to evaluate the probable effect of a contaminant not included in
the above list. Contact Brasch Environmental Technologies technical support to learn more.