. . . "SDN:P07::CFV8N18" . "" . "mole_fraction_of_cfc113_in_air"@en . "accepted"@en . "\"Mole fraction\" is used in the construction \"mole_fraction_of_X_in_Y\", where X is a material constituent of Y. A chemical or biological species denoted by X may be described by a single term such as \"nitrogen\" or a phrase such as \"nox_expressed_as_nitrogen\". The chemical formula of CFC113 is CCl2FCClF2. The IUPAC name for CFC113 is 1,1,2-trichloro-1,2,2-trifluoroethane."@en . . . . . . . . .