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

SpecificationValue/Information
FormulaHF
CAS no.7664-39-3
Gas Response Factor, 11.7 eVNA
Gas Response Factor, 10.6 eVZR
Gas Response Factor, 10.0 eVZR
ppm per mg/m⁻³, (20 °C, 1 bar)1.202
Molecular Weight, g/mole20.0
Melting point, °C-83.6
Boiling point, °C20
Flash point, °C-37.8
Lower Explosive Limit, %-
Density, g.cm⁻³1.15
SpecificationValue/Information
Ionisation Energy, eV15.98
EH40 TWA, ppm1.8
EH40 TWA, mg.m⁻³1.5
EH40 STEL, ppm3
EH40 STEL, mg.m⁻³2.5
NIOSH TWA REL, ppm3
NIOSH TWA REL, mg.m⁻³2.5
NIOSH ceiling, ppm6
NIOSH ceiling, mg.m⁻³5
NIOSH IDLH, ppm30
OSHA TWA PEL, ppm3
OSHA TWA PEL, mg.m⁻³2.5

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