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ENMET Corporation Spectrum ON-LINE
16
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 .51
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
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