Isobutane

R600a, R600a, 2-methylpropane, R600a, trimethylmethane, 1,1-dimethylethane

How to detect Isobutane

Formula: C4H10 | CAS: 75-28-5

Synonyms: R600a, R600a, 2-methylpropane, R600a, trimethylmethane, 1,1-dimethylethane

Specification

SpecificationValue/Information
FormulaC4H10
CAS no.75-28-5
Gas Response Factor, 11.7 eV1.2
Gas Response Factor, 10.6 eV8
Gas Response Factor, 10.0 eVZR
ppm per mg/m⁻³, (20 °C, 1 bar)0.414
Molecular Weight, g/mole58.0
Melting point, °C-160
Boiling point, °C-12
SpecificationValue/Information
Flash point, °C-107
Upper Explosive Limit, %8.4
Lower Explosive Limit, %1.8
Density, g.cm⁻³0.551
Ionisation Energy, eV10.57
NIOSH TWA REL, ppm800
NIOSH TWA REL, mg.m⁻³1900
NIOSH IDLH, ppmND

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