HydrogenH2

Details
CAS-No.:1333-74-0
UN-No.:1049
EC-No.:215-606-7
Hazard identification number:23
Warning sign
  • 23
  • 1049
Hazard signs
GHS02
GHS04
  • H: 220
    Extremely flammable gas
  • H: 280
    Contains gas under pressure; may explode if heated
Melting point:-259.2 °C
Boiling Point:-253 °C
Density (at 20 °C, if not notified otherwise):0,0000899 (0°C) g/cm3
Ionization:15.42593 ± 0.00005 eV
Ignition Temperature:560 °C
Lower Explosive Limit:4 Vol.-%
Upper Explosive Limit:77 Vol.-%
diamond41 3

Details

Diamond-Red4Flammability: Easily flammable 
Diamond-Yellow1Instability: Instable when heated 
Diamond-Blue3Health: Very dangerous 
DG-EA:2SE
Also known as:
  • hydrogen(1+)

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