Input
Output
Relative humidity
Dew point / Frost point
ppm - Proportion by volume
Confirm
rF [%] (required)
invalid!
gas temp. 23°C (default)
invalid!
1013.25 mbar (default)
invalid!
molar mass 28.9645 [g/mol] for air
invalid!
Calculate
Physical quantity
Result
Unit
Dew point / Frost point T
D
:
° C
Proportion by volume :
ppm
V
Saturated vapor pressure E
w
:
mbar/hPa
Actual Vapor Pressure E:
mbar/hPa
Max. vapor content f
max
:
g/m
3
Actual vapor content f
act
:
g/m
3
Proportion by weight:
ppm
w
Enthalpy h:
kJ/kg
Mixing ratio X:
g/kg
Absolute humidity AH:
g/m³