... liquid at 25 °C, g/cm31.227Vapour of Density (Air=1)4.1Vapour Pressure at 25 °C, MPa0.079Ozone destroy potential ... of Vaporization at bp, KJ/kg223.0Conductivity of Heat, Vapor(1 atm, 25 °C), mw/mk8.3Solubility in Water at 25 ... , transparent, colorless liquidPurity, %≥99.5Moisture,mg/kg ≤50Acidity (as HCl), ≤1.0evaporation residue, mg/kg ≤100Vinylidene chloride+Dichloroacetylene, mg/kg ≤200 ...