Matter
Name
ultra high vacuum - ~1e-9 mbar
Family
fluid
Comments
Vacuum dominated by H2 and CO
Origins
laboratory
Phase type
gas
Component type (group)
molecular (mixture)
Density
1e-15 ± 1e-15 g.cm3
Number
1
Mode of mixing
single material
Materials
  Name Arrangement Mass (g) Mass fraction Abundance comments
Ultra high vacuum - ~1e-9 mbar 1.0 ± 0.001