– – Allobarbital (INN), amobarbital (INN), barbital (INN), butalbital (INN), butobarbital, cyclobarbital (INN), methylphenobarbital (INN), pentobarbital (INN), phenobarbital (INN), secbutabarbital (INN), secobarbital (INN) and vinylbital (INN); salts thereof

Commodity Details Chapter 29.33 Heterocyclic compounds with nitrogen hetero-atom(s) only. Heading 2933.50 – Compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure : Commodity 2933.53.00 – –...

– – – Other

Commodity Details Chapter 29.33 Heterocyclic compounds with nitrogen hetero-atom(s) only. Heading 2933.40 – Compounds containing in the structure a quinoline or isoquinoline ring-system (whether or not hydrogenated), not further fused : Subheading 2933.49...

– – Levorphanol (INN) and its salts

Commodity Details Chapter 29.33 Heterocyclic compounds with nitrogen hetero-atom(s) only. Heading 2933.40 – Compounds containing in the structure a quinoline or isoquinoline ring-system (whether or not hydrogenated), not further fused : Commodity 2933.41.00...

– – – Other

Commodity Details Chapter 29.33 Heterocyclic compounds with nitrogen hetero-atom(s) only. Heading 2933.30 – Compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure : Commodity 2933.39.90 – – – Other For...