Propane

R290, propyl hydride, dimethylmethane

How to detect Propane

Formula: C3H8 | CAS: 74-98-6

Synonyms: R290, propyl hydride, dimethylmethane

Specification

SpecificationValue/Information
FormulaC3H8
CAS no.74-98-6
Gas Response Factor, 11.7 eV1.8
Gas Response Factor, 10.6 eVZR
Gas Response Factor, 10.0 eVZR
ppm per mg/m⁻³, (20 °C, 1 bar)0.546
Molecular Weight, g/mole44.0
Melting point, °C-188
Boiling point, °C-42.1
Flash point, °C-104
SpecificationValue/Information
Upper Explosive Limit, %10.1
Lower Explosive Limit, %2.1
Density, g.cm⁻³0.493
Ionisation Energy, eV11.07
NIOSH TWA REL, ppm1000
NIOSH TWA REL, mg.m⁻³1800
NIOSH IDLH, ppm2100
OSHA TWA PEL, ppm1000
OSHA TWA PEL, mg.m⁻³1800

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