.ThermalSeparation.Media.WaterBasedLiquid.BaseClasses.PartialMediumReaction.DerDensityByTemperature .ThermalSeparation.Media.WaterBasedLiquid.BaseClasses.PartialMediumReaction.DerDensityByTemperaturetype DerDensityByTemperature = SI.DerDensityByTemperature;