Section 06 Products of the chemical or allied 30 Pharmaceutical products 30 04 Medicaments of mixed or unmixed products, for retail sale 30 04 10 - - Containing streptomycins or derivatives thereof 30 04 10 20 - - Containing streptomycins or derivatives thereof Commodity Code Description 30 04 10 20 00 - - Containing streptomycins or derivatives thereof