Hydralazine hydrochloride
Heterocyclic compounds with nitrogen hetero-atom(s) only: > Other: > Other: > Aromatic or modified aromatic: > Other: > Drugs: > Cardiovascular drugs: > Hydralazine hydrochloride
Duty Rate (from China)
Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Products classified under HTS 2933.99.51.00
Hydralazine Hydrochloride USP
Hydralazine hydrochloride is a chemically defined heterocyclic compound with nitrogen hetero-atoms, specifically an aromatic phthalazine derivative used as a direct-acting peripheral vasodilator. It falls under HTS 2933.99.51.00 as a cardiovascular drug in pure form for pharmaceutical manufacturing or compounding. This powder form meets Chapter 29 note (a) for separate chemically defined organic compounds.
Hydralazine HCl EP Grade
European Pharmacopoeia grade hydralazine hydrochloride, a pure aromatic heterocyclic compound acting as a smooth muscle relaxant for blood pressure control. Classified under HTS 2933.99.51.00 as the specific cardiovascular drug in bulk powder form. Complies with Chapter 29 for separate chemically defined compounds without solvents or additives.
Apresoline API (Hydralazine Hydrochloride)
Bulk active pharmaceutical ingredient equivalent to Apresoline, consisting of pure hydralazine hydrochloride, a phthalazine-based vasodilator for hypertensive emergencies. HTS 2933.99.51.00 covers this specific listed cardiovascular drug as a separate chemically defined aromatic heterocyclic compound.
Hydralazine Hydrochloride BP 99%+
British Pharmacopoeia compliant hydralazine hydrochloride powder, >99% purity, used in compounding IV solutions for acute hypertension. Falls squarely under HTS 2933.99.51.00 as the enumerated aromatic heterocyclic cardiovascular drug per tariff description.