ENMET SPECTRUM User Manual
Page 22
ENMET Corporation
SPECTRUM Series
18
SPECTRUM Series for Hydrogen Chloride (3E 30 sensor)
The following gases cause a reading:
Interferant
Gas/Vapor
Interferant
Concentration in ppm
Instrument Readilng
in ppm
hydrogen bromide
5
5
hydrogen sulfide
14
30
sulfur dioxide
5
3.5
chlorine
5
1
hydrogen cyanide
14
1
arsine
330 ppb
.4
ethanol
6.6%
6
The following gases or vapors have been tested and do not cause a reading:
Interferant Gas/Vapor
Concentration in ppm
carbon monoxide
300
carbon dioxide
5000
nitrogen
100%
Hydrocarbons
% range
hydrogen
1000
phosgene
.5
chlorinated hydrocarbons
% range
ammonia
300
SPECTRUM Series for Hydrogen Fluoride (3E 10 sensor)
The following gases cause a reading:
Interferant
Gas/Vapor
Interferant Concentration
in ppm
Instrument Reading
in ppm
chlorine or bromine
5
3
sulfur dioxide
2
2
hydrogen chloride
5
.75
The following gases or vapors have been tested and do not cause a reading:
Interferant Gas/Vapor
Concentration in ppm
alcohols (i.e. IPA)
1000
ammonia
100
hydrogen
1000
carbon monoxide
50
carbon dioxide
10%
unsaturated HC(ethylene)
1%
hydrogen sulfide
20