Hydrogen Fluoride - HF
Hydrogen fluoride is used in many applications and its most important use is in the chemical industry for the production of most fluorine-containing chemicals.
Cement and glass industries are concerned of their HF releases.
Hydrogen fluoride has a sharp penetrating odour.
Molecular weight 20.006 g/mol
Gaseous phase Gas density (1.013 bar and 25 °C (77 °F)): 0.83 kg/m3
Liquid phase Boiling point (1.013 bar): 19.51 °C
Liquid density (1.013 bar at boiling point): 959 kg/m3
Critical point Critical temperature: 188 °C
Critical pressure: 64.85 bar