"SDN:P07::CF12N265" . "2019-05-14 17:53:59.0" . . "2" . "accepted"@en . . . "2019-05-14 17:53:59.0" . . . . "mass_concentration_of_hcc140a_in_air"@en . "SDN:P07::CF12N265" . "false" . "" . "SDN:P07::CF12N265" . "\"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 HCC140a, also called methyl chloroform, is CH3CCl3. The IUPAC name for HCC140a is 1,1,1-trichloroethane."@en . "2" . . . .