Hydrofluorocarbons (HFCs)

HFC-23 (fluoroform - CHF₃)

• Flask archive measurements from Cape Grim, Tasmania (Oram et al.)

HFC-134a (CF₃CH₂F)

• Advanced Global Atmospheric Gases Experiment (AGAGE, Prinn et al.)
• HATS - Halocarbons and other Atmospheric Trace Species Group (Elkins et al.)