Hydrogen sulphide cross references

Gas	Concetration	Response
Hydrogen sulphide (H2S)
CO	300 ppm	< 1.5 ppm
SO2	5 ppm	cca 1 ppm
NO	35 ppm	< 0.7 ppm
NO2	5 ppm	cca 1 ppm
H2	3000 ppm	0 ppm
HCN	10 ppm	0 ppm
HCl	10 ppm	0 ppm
NH3	50 ppm	0 ppm
PH3	5 ppm	cca 4 ppm
CS2	100 ppm	0 ppm
Methyl sulphide	100 ppm	9 ppm
Ethyl sulphide	100 ppm	10 ppm*
Methyl mercaptan	5 ppm	cca 2 ppm
Ethylene	100 ppm	< 0.2 ppm
Isobutylene	100 ppm	0 ppm
Toluene	10000 ppm	0 ppm*
Turpentine	3000 ppm	cca 70 ppm*

Note: All data above are valid for sensors by RAE Systems. High levels of polar organic compounds including alcohols, ketones, and amines give a negative response.

^*Estimated from similar sensors