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
Heterocyclic compounds with nitrogen hetero-atom(s) only. > Compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure: > 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 > 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
Duty Rate (from China)
Products classified under Tariff item 2933.53.00
Amobarbital USP Powder
Amobarbital USP powder is an intermediate-acting barbiturate with a pyrimidine ring, used as a sedative and hypnotic. It is explicitly named in tariff item 2933.53.00, which covers amobarbital (INN) and its salts. Imported as a USP-grade powder for pharmaceutical manufacturing, it meets the chapter's definition of a separate chemically defined organic compound.
Barbital Sodium Crystals
Barbital sodium crystals are the sodium salt of barbital, a barbiturate with a pyrimidine ring, explicitly listed in tariff item 2933.53.00. Used in research and legacy pharmaceutical formulations, this crystalline powder is a separate chemically defined organic compound. The salt form is covered by the tariff item's inclusion of salts of barbital.
Butalbital Pharmaceutical Grade
Butalbital pharmaceutical grade is a barbiturate with a pyrimidine ring, explicitly named in tariff item 2933.53.00. It is used in combination products for tension headaches, such as with acetaminophen and caffeine. Imported in bulk for pharmaceutical manufacturing, it qualifies as a separate chemically defined organic compound.
Pentobarbital Free Acid Form
Pentobarbital free acid form is a barbiturate with a pyrimidine ring, explicitly listed in tariff item 2933.53.00 as pentobarbital (INN). It is used as an intermediate in the synthesis of injectable formulations. As a separate chemically defined organic compound, it falls under Chapter 29.
Pentobarbital Sodium USP Grade
Pentobarbital sodium USP grade is the sodium salt of pentobarbital, a short-acting barbiturate with a pyrimidine ring, explicitly covered in tariff item 2933.53.00. It is used for anesthesia and euthanasia in veterinary and medical settings. The salt is included in the tariff item's scope as a salt of pentobarbital.
Phenobarbital Sodium Powder
Phenobarbital sodium powder is the sodium salt of phenobarbital, a barbiturate with a pyrimidine ring, explicitly listed in tariff item 2933.53.00. It is used primarily as an anticonvulsant and sedative. The salt form is covered by the tariff item's inclusion of salts of phenobarbital.
Secobarbital Sodium Bulk API
Secobarbital sodium bulk API is a short-acting hypnotic barbiturate salt with a pyrimidine ring, explicitly named in tariff item 2933.53.00. It is used in pharmaceutical manufacturing for sleep induction medications. As a pure salt, it qualifies as a separate chemically defined organic compound under Chapter 29.