Section 06 Products of the chemical or allied 29 Organic chemicals 29 03 Halogenated derivatives of hydrocarbons 29 03 79 - - - Derivatives of methane, ethane or propane, halogenated only with fluorine and bromine 29 03 79 20 - - - Derivatives of methane, ethane or propane, halogenated only with fluorine and bromine Commodity Code Description 29 03 79 20 000 - - - Derivatives of methane, ethane or propane, halogenated only with fluorine and brom