Description & Characteristics Perfluoromethyldecalin , C11F20 is a fully-fluorinated, odourless, colourless, non-volatile liquid with the following characteristics: Compatibility with most construction materials Excellent chemical and thermal stability Non flammability Practically non-toxic1 Applications Perfluoromethyldecalin finds many applications including as a fluid for testing and cooling in the electronics industry, as a fluid for vapour phase sterilisation of medical equipment and various energy transfer applications. Safety, Handling and Storage Although Perfluoromethyldecalin is considered biologically and chemically inert, good laboratory practice should be observed when handling. Perfluoromethyldecalin has an indefinite shelf life if properly stored in its original sealed container. Safety data sheets are available on request. Typical Physical Properties Boiling Point ? 155 Pour Point ? -70 Molecular Weight 512 Density, kg/l 1.972 Viscosity (kinematic), mm2/s 3.25 Viscosity, (dynamic), mPas 1.2600 Specific Heat 311.00 kJ/kg/K Viscosity 0.90 mPa s Kinematic Viscosity 0.52 mm2/s Surface Tension 13.0 mN/m Critical Temperature °C 474.8 Critical Temperature °K 201.6 Critical Pressure, bar 16.20 bar Critical Volume, l/kg 1.5 Resistivity ohm.cm >1013 Dielectric Breakdown Strength kV/mm 50Hz >19 Thermal Conductivity, mW/m °C 57.5 Expansion Coefficient, oC-1(0°C) 0.00097