Vinylidene difluoride

1,1-difluoroethene, R1132a, fluoro-1,1-ethylene, vinylidene fluoride, 2,2-difluoroethylene

How to detect Vinylidene difluoride

Formula: C2H2F2 | CAS: 75-38-7

Synonyms: 1,1-difluoroethene, R1132a, fluoro-1,1-ethylene, vinylidene fluoride, 2,2-difluoroethylene

Specification

Specification Value/Information
Formula C2H2F2
CAS no. 75-38-7
Gas Response Factor, 11.7 eV NA
Gas Response Factor, 10.6 eV 5
Gas Response Factor, 10.0 eV NA
ppm per mg/m⁻³, (20 °C, 1 bar) 0.376
Molecular Weight, g/mole 64
Melting point, °C '-144
Specification Value/Information
Boiling point, °C '-84
Upper Explosive Limit, % 21.3
Lower Explosive Limit, % 5.5
Density, g.cm⁻³ 0.617
Ionisation Energy, eV 10.29
NIOSH TWA REL, ppm 1
NIOSH ceiling, ppm 5