Constituent
Name
CO gas 99.995%
Family
gas
Class
molecular gas
Compound type
gas
Relevance
main - major
Arrangement
single phase
Mass fraction
1.0 ± 0.001
Isotope mixture type
terrestrial abundance
  Formula Name Family Number min-max Mole fraction Mass fraction State Relevance Comments
CO Carbon monoxide molecule 0.999975 ± 2.5e-05 0.9999853652316048 ± 6.450009581220203e-05 pure main stated purity: > 99.995% - natural istopic composition, but possible fractionation
CO2 Carbon dioxide molecule 5e-07 ± 5e-07 7.856083661513529e-07 ± 7.856393980076504e-07 mixed impurity maximum impurity in CO gas bottle
Ar Argon atom 3.5e-06 ± 3.5e-06 4.991743889496967e-06 ± 4.99194106545095e-06 mixed impurity maximum impurity in CO gas bottle
H2O Water molecule 1.5e-06 ± 1.5e-06 9.647652228735585e-07 ± 9.648033315000027e-07 mixed impurity maximum impurity in CO gas bottle
O2 Oxygen molecule 2.5e-06 ± 2.5e-06 2.8560309540122795e-06 ± 2.8561437684195147e-06 mixed impurity maximum impurity in CO gas bottle
H2 Hydrogen molecule 5e-07 ± 5e-07 3.59851974422433e-08 ± 3.598661887246729e-08 mixed impurity maximum impurity in CO gas bottle
N2 Nitrogen molecule 5e-06 ± 5e-06 5.000634765231591e-06 ± 5.0008322923788536e-06 mixed impurity maximum impurity in CO gas bottle
CnHm Hydrocarbons molecule 1e-06 ± 1e-06 mixed impurity maximum CnHm impurity in CO gas bottle
Chemical functions
  Function Number Relevance
ROH 2 impurity
RCH3 impurity
RCH2R impurity
R=CH2 impurity
R2>CHR impurity
R=CHR impurity
RCH impurity
R2>C=C<R2 impurity
RCCR impurity
Chemical bonds
  Bond Number Relevance
CO+ 1 main
=C=O 2 impurity
OH 2 impurity
O=O 1 impurity
HH 1 impurity
NN 1 impurity
CH impurity
impurity
\equiv C-H impurity
\geq C-C \leq impurity
>C=C< impurity
-C\equiv C- impurity
Phase type
gas