Hydrogen

hydrogen

How to detect Hydrogen

Formula: H2 | CAS: 1333-74-0

Synonyms: hydrogen

Specification

Specification Value/Information
Formula H2
CAS no. 1333-74-0
Gas Response Factor, 11.7 eV ZR
Gas Response Factor, 10.6 eV ZR
Gas Response Factor, 10.0 eV ZR
ppm per mg/m⁻³, (20 °C, 1 bar) 11.933
Molecular Weight, g/mole 2.0
Specification Value/Information
Melting point, °C -259.2
Boiling point, °C -252.8
Flash point, °C -18
Upper Explosive Limit, % 75
Lower Explosive Limit, % 4
Density, g.cm⁻³ 0.088
Ionisation Energy, eV 15.43

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