Barium oxideBaO

CAS-No.:
1304-28-5
UN-No.:
1884
EINECS No.:
215-127-9
Kemler Code:
60
Hazard signs
GHS05
GHS06

*Source: GESTIS Substance Database, https://gestis-database.dguv.de

Occupational exposure limit
HTP-arvot (FI)
  • HTP-8 h (mg/m3) 0,5
  • H: 301
    Toxic if swallowed
  • H: 314
    Causes severe skin burns
    and eye damage.
  • H: 332
    Harmful if inhaled

*Source: GESTIS Substance Database, https://gestis-database.dguv.de

  • Melting point:
    1920 °C
  • Density (at 20 °C):
    5,7 g/cm3
  • Ionization:
    6.46 ± 0.07 eV
  •  

*Source: GESTIS Substance Database, https://gestis-database.dguv.de

Also known as:
  • Barium monoxide
  • barium oxide, obtained by calcining witherite
  • Barium protoxide
  • Calcined baryta

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