Typical Standards

analytes / standard CGA D osha *Ambient
Oxygen (%) 19.5 - 23.5 19.5 - 23.5 20.95
Nitrogen (%) ------ ------ 78.08
Carbon Dioxide (ppm) 1000 1000 480
Carbon Monoxide (ppm) 10 10 0.1
THC as Methane (ppm) ------ ------ 1.5
VOC as Non-methane Equivalent (ppm) ------ ------ ------
Nitrous Oxide (ppm) ------ ------ ------
Nitrogen Dioxide (ppm) ------ 0.2
Nitric Oxide (ppm) ------ ------ ------
Sulfur Dioxide (ppm) ------ ------ ------
Halogenated Solvents (ppm) ------ ------ ------
Halogenated Hydrocarbons (ppm) ------ ------ ------
H2O / Dew Point (ppm/degree) 67 / -50°F 67 / -50°F ------
Oil & Particles (mg/m3) 5 5 ------
Unknowns ------ ------ ------
Odor None None ------

*Typical gases / amounts found in the atomosphere