Hydrogen chloride

Anhydrous hydrogen chloride, hydrochloric acid, muriatic acid

How to detect Hydrogen chloride

Formula: HCl | CAS: 7647-01-0

Synonyms: Anhydrous hydrogen chloride, hydrochloric acid, muriatic acid

Specification

SpecificationValue/Information
FormulaHCl
CAS no.7647-01-0
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)0.66
Molecular Weight, g/mole36.0
Melting point, °C-114
Boiling point, °C110
Flash point, °C11
SpecificationValue/Information
Lower Explosive Limit, %-
Density, g.cm⁻³1.2
Ionisation Energy, eV12.74
EH40 TWA, ppm1
EH40 TWA, mg.m⁻³2
EH40 STEL, ppm5
EH40 STEL, mg.m⁻³8
NIOSH ceiling, ppm5
NIOSH ceiling, mg.m⁻³7
NIOSH IDLH, ppm50

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