"mass_concentration_of_hcfc141b_in_air"@en . "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 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 HCFC141b is CH3CCl2F. The IUPAC name for HCFC141b is 1,1-dichloro-1-fluoroethane."@en . . "2009-07-06 15:41:29.0" . . "SDN:P07::CF12N266" . . "SDN:P07::CF12N266" . "1" . "false" . . "accepted"@en . "" . . . . "1" . . "2009-07-06 15:41:29.0" . "SDN:P07::CF12N266" .