"mole_fraction_of_carbon_monoxide_in_air"@en . "SDN:P07::CFSN0812" . . . "SDN:P07::CFSN0812" . "1" . "false" . "accepted"@en . "1" . "SDN:P07::CFSN0812" . . . . "Mole fraction is used in the construction mole_fraction_of_X_in_Y, where X is a material constituent of Y."@en . "" . . "2007-05-15 11:55:00.0" . . . "2007-05-15 11:55:00.0" .