Carbon dioxide

R744, dry ice, carbonic acid gas

How to detect Carbon dioxide

Formula: CO2 | CAS: 124-38-9

Synonyms: R744, dry ice, carbonic acid gas

Specification

SpecificationValue/Information
FormulaCO2
CAS no.124-38-9
Gas Response Factor, 11.7 eVZR
Gas Response Factor, 10.6 eVZR
Gas Response Factor, 10.0 eVZR
ppm per mg/m⁻³, (20 °C, 1 bar)0.547
Molecular Weight, g/mole44.0
Melting point, °C-78.5
Boiling point, °C-78.5
Flash point, °C-
Lower Explosive Limit, %-
Density, g.cm⁻³1.931
SpecificationValue/Information
Ionisation Energy, eV13.77
EH40 TWA, ppm5000
EH40 TWA, mg.m⁻³9150
EH40 STEL, ppm15000
EH40 STEL, mg.m⁻³27400
NIOSH ST, ppm30000
NIOSH TWA REL, ppm5000
NIOSH ST, mg.m⁻³54000
NIOSH TWA REL, mg.m⁻³9000
NIOSH IDLH, ppm40000
OSHA TWA PEL, ppm5000
OSHA TWA PEL, mg.m⁻³9000

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