Section 06 Products of the chemical or allied industries 29 Organic chemicals 29 03 Halogenated derivatives of hydrocarbons 29 03 43 Fluoromethane (HFC-41), 1,2-Difuoroethane (HFC-152) and 1,1-Difluoroethane (HFC-152a) 29 03 43 00 Fluoromethane (HFC-41), 1,2-Difuoroethane (HFC-152) and 1,1-Difluoroethane (HFC-152a) Commodity Code Description 29 03 43 00 000 Fluoromethane (HFC-41), 1,2-Difuoroethane (HFC-152) and 1,1-Difluoroethane (HFC-152a)