Hydrogen fluoride

Anhydrous hydrogen fluoride, Aqueous hydrogen fluoride, hydrofluoric acid, HF-A, rubigine, HFA

How to detect Hydrogen fluoride

Formula: HF | CAS: 7664-39-3

Synonyms: Anhydrous hydrogen fluoride, Aqueous hydrogen fluoride, hydrofluoric acid, HF-A, rubigine, HFA

Specification

Specification Value/Information
Formula HF
CAS no. 7664-39-3
Gas Response Factor, 11.7 eV NA
Gas Response Factor, 10.6 eV ZR
Gas Response Factor, 10.0 eV ZR
ppm per mg/m⁻³, (20 °C, 1 bar) 1.202
Molecular Weight, g/mole 20.0
Melting point, °C -83.6
Boiling point, °C 20
Flash point, °C -37.8
Lower Explosive Limit, % -
Density, g.cm⁻³ 1.15
Specification Value/Information
Ionisation Energy, eV 15.98
EH40 TWA, ppm 1.8
EH40 TWA, mg.m⁻³ 1.5
EH40 STEL, ppm 3
EH40 STEL, mg.m⁻³ 2.5
NIOSH TWA REL, ppm 3
NIOSH TWA REL, mg.m⁻³ 2.5
NIOSH ceiling, ppm 6
NIOSH ceiling, mg.m⁻³ 5
NIOSH IDLH, ppm 30
OSHA TWA PEL, ppm 3
OSHA TWA PEL, mg.m⁻³ 2.5

TITLE HERE