Constituent
Name
CO2 gas 99.998%
Family
gas
Class
molecular gas
Compound type
gas
Constituent abundance in material
Relevance
main - major
Arrangement
single phase
Mass fraction
1.0 ± 0.001
Chemical composition
Isotope mixture type
terrestrial abundance
  Formula Name Family Number min-max Mole fraction Mass fraction State Relevance Comments
CO2 Carbon dioxide molecule 0.99999 ± 1e-05 0.999996111598171 ± 2.75250363466645e-05 pure main stated purity: > 99.998% - natural istopic composition, but possible fractionation
H2O Water molecule 1.5e-06 ± 1.5e-06 6.14028032769208e-07 ± 6.14038793637115e-07 mixed impurity maximum impurity in CO2 gas bottle
O2 Oxygen molecule 1e-06 ± 1e-06 7.27092157404583e-07 ± 7.27104899726179e-07 mixed impurity maximum impurity in CO2 gas bottle
H2 Hydrogen molecule 2.5e-08 ± 2.5e-08 1.14514492595719e-09 ± 1.14516499467168e-09 mixed impurity maximum impurity in CO2 gas bottle
N2 Nitrogen molecule 4e-06 ± 4e-06 2.54613649388967e-06 ± 2.54618111504216e-06 mixed impurity maximum impurity in CO2 gas bottle
CnHm Hydrocarbons molecule 1e-06 ± 1e-06 mixed impurity maximum CnHm impurity in CO2 gas bottle
Chemical functions
  Function Number Relevance
R−OH 2 impurity
R−CH3 impurity
R−CH2−R impurity
R=CH2 impurity
R2>CH−R impurity
R=CH−R impurity
R≡CH impurity
R2>C=C<R2 impurity
R−C≡C−R impurity
Chemical bonds
  Bond Number Relevance
=C=O 2 main
−O−H 2 impurity
O=O 1 impurity
H−H 1 impurity
N≡N 1 impurity
≥C−H impurity
⪖C−H impurity
≡C−H impurity
≥C−C≤ impurity
>C=C< impurity
−C≡C− impurity
Phase type
gas
Texture
gas