. . . "2" . "2019-05-14 17:27:19.0" . "\"Mass concentration\" means mass per unit volume and is used in the construction \"mass_concentration_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 for Halon1301 is CBrF3. The IUPAC name for Halon1301 is bromo(trifluoro)methane."@en . "false" . "SDN:P07::CF12N263" . "2019-05-14 17:27:19.0" . "SDN:P07::CF12N263" . "" . . "accepted"@en . . "2" . . "mass_concentration_of_halon1301_in_air"@en . . . "SDN:P07::CF12N263" . .