Carbon dioxide

carbon dioxide, R744, dry ice, carbonic acid gas

How to detect Carbon dioxide

Formula: CO2 | CAS: 124-38-9

Synonyms: carbon dioxide, R744, dry ice, carbonic acid gas

Specification

Specification Value/Information
Formula CO2
CAS no. 124-38-9
Gas Response Factor, 11.7 eV ZR
Gas Response Factor, 10.6 eV ZR
Gas Response Factor, 10.0 eV ZR
ppm per mg/m⁻³, (20 °C, 1 bar) 0.547
Molecular Weight, g/mole 44.0
Melting point, °C -78.5
Boiling point, °C -78.5
Flash point, °C -
Lower Explosive Limit, % -
Density, g.cm⁻³ 1.931
Specification Value/Information
Ionisation Energy, eV 13.77
EH40 TWA, ppm 5000
EH40 TWA, mg.m⁻³ 9150
EH40 STEL, ppm 15000
EH40 STEL, mg.m⁻³ 27400
NIOSH ST, ppm 30000
NIOSH TWA REL, ppm 5000
NIOSH ST, mg.m⁻³ 54000
NIOSH TWA REL, mg.m⁻³ 9000
NIOSH IDLH, ppm 40000
OSHA TWA PEL, ppm 5000
OSHA TWA PEL, mg.m⁻³ 9000

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