Section 06 Products of the chemical or allied 29 Organic chemicals 29 32 Heterocyclic compounds with oxygen hetero-atom(s) only 29 32 20 Coumarin N-(1,2-Benzopyrone) methylcoumarins and ethyl-coumarin 29 32 20 10 Coumarin N-(1,2-Benzopyrone) methylcoumarins and ethyl-coumarin Commodity Code Description 29 32 20 10 00 Coumarin N-(1,2-Benzopyrone) methylcoumarins and ethyl-coumarin