Gas/vapor phase [level]Phase vapeurDampf-/Gasphase

density of a process material calculated to base conditions

temperature at which one or more vapour components condense to liquid phase at a given operating pressure

density measured under operating conditions

rate of propagation of an acoustic wave

measure for the friction forces of fluids

rate of heat flow per unit temperature and unit length

absolute pressure of the gaseous state (vapor) of a substance which is in thermodynamic equilibrium with the liquid or solid phase of the substance at a given temperature

mass of a molecule of a substance relative to the atomic mass unit

measure for the friction forces of a fluid divided by the fluid density

absolute pressure of the gaseous state (vapor) of a substance which is in thermodynamic equilibrium with the liquid or solid phase of the substance at a temperature of 37,78°C (100 °F)

number of moles of a substance per unit volume

density of a gas or vapor relative to the density of air at reference pressure and at reference temperature

temperature of air on which a statement of relative density is based

absolute pressure of air on which a statement of relative density is based

temperature of the gas on which a statement of relative density is based

absolute pressure of the gas on which a statement of relative density is based

temperature at which a vapor changes to the liquid state at the given operating pressure

temperature at which a vapor changes to the solid state at the given operating pressure

reference to block ABC469

location of a fluid layer within a number of layers

height of a fluid layer within a number of layers

classification of condensation according to its frequency of occurrence

classification of dust according to its frequency of occurrence