Variable
2-methylbutane_ng_per_m3
2-methylbutane_pmol_per_mol
2-methylpropane
benzene_ng_per_m3
benzene_pmol_per_mol
ethane
ethene
ethylbenzene_ng_per_m3
ethylbenzene_pmol_per_mol
ethyne
m-p-xylene_ng_per_m3
m-p-xylene_pmol_per_mol
n-butane_ng_per_m3
n-butane_pmol_per_mol
n-pentane_ng_per_m3
n-pentane_pmol_per_mol
propane