... Point (1 atm), °C-103.5Density of liquid at 25 °C, g/cm31.227Vapour of Density (Air=1)4.1Vapour Pressure at ... Pressure, MPa4.25Critical Density, g/cm30.433Latent Heat of Vaporization at bp, KJ/kg223.0Conductivity of Heat, Vapor(1 atm, 25 °C), mw ...