|
$CH_4$ |
Methane
|
molecule |
|
0.999975 $\pm$ 2.5e-05 |
0.999963674472777 $\pm$ 7.30480651074368e-05 |
pure |
main |
stated purity: > 99.995% - natural istopic composition, but possible fractionation |
|
$C_2H_6$ |
Ethane
|
molecule |
|
7.5e-06 $\pm$ 7.5e-06 |
1.4057345248812e-05 $\pm$ 1.40580207055683e-05 |
mixed |
impurity |
maximum impurity in CH4 gas bottle |
|
$C_nH_m$ |
Hydrocarbons
|
molecule |
|
2.5e-06 $\pm$ 2.5e-06 |
|
mixed |
impurity |
maximum CnHm impurity in CH4 gas bottle |
|
$H_2O$ |
Water
|
molecule |
|
2.5e-06 $\pm$ 2.5e-06 |
2.80739965970211e-06 $\pm$ 2.8075345555188e-06 |
mixed |
impurity |
maximum impurity in CH4 gas bottle |
|
$O_2$ |
Oxygen
|
molecule |
|
2.5e-06 $\pm$ 2.5e-06 |
4.98651079348261e-06 $\pm$ 4.98675039579346e-06 |
mixed |
impurity |
maximum impurity in CH4 gas bottle |
|
$CO_2$ |
Carbon dioxide
|
molecule |
|
5e-07 $\pm$ 5e-07 |
1.37163940459418e-06 $\pm$ 1.37170531199609e-06 |
mixed |
impurity |
maximum impurity in CH4 gas bottle |
|
$H_2$ |
Hydrogen
|
molecule |
|
5e-08 $\pm$ 5e-08 |
6.28286521892428e-09 $\pm$ 6.28316711118674e-09 |
mixed |
impurity |
maximum impurity in CH4 gas bottle |
|
$N_2$ |
Nitrogen
|
molecule |
|
7.5e-06 $\pm$ 7.5e-06 |
1.30963492514293e-05 $\pm$ 1.30969785322379e-05 |
mixed |
impurity |
maximum impurity in CH4 gas bottle |