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IAQPoint2™
Air Quality
Traditional carbon dioxide sensors do not respond to changes in air quality caused
by odors, cigarette smoke, and other volatile organic compounds� This graph
illustrations the relationship between CO
organic compounds in a typical meeting room�
Figure 3. Air quality measurement in a meeting room
This chart shows common sources of indoor pollutants�
VOC Concentrations Corresponding to 0-2,000 ppm CO
Compound
Carbon monoxide
Methane
Propane
Ethyl alcohol
Acetaldehyde
Methylethylketone
Toluene
4
levels and concentrations of volatile
2
Formula
Car exhaust, fuel-based heating, cooking
CO
appliance, smoking
CH
Natural gas
4
Fuel-based heating, cooking appliances,
C
H
3
8
cleaners
Cosmetics, cleaners, disinfectants, detergents,
C
H
O
2
6
paints, coatings, breath
Adhesives, coatings, plastics, lubricants,
C
H
O
2
4
ripening of fruits
C
H
O
Adhesives, coatings, plastics, lubricants
4
8
Paints, coatings, cleaners, detergents, smoking,
C
H
7
8
polyurethane lacquers
2
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