Explanatory notes
… chlorinated derivatives of acyclic hydrocarbons : 2903.11 - - Chloromethane (methyl chloride) and chloroethane … - Fluoromethane (HFC-41), 1,2-difluoroethane (HFC-152) and 1,1-difluoroethane (HFC-152a) 2903.44 - - Pentafluoroethane (HFC-125), 1,1,1-trifluoroethane (HFC-143a) and 1,1,2-trifluoroethane …