Levobunolol Base from Japan
Levobunolol base, an aromatic amino-alcohol-phenol derivative structurally analogous to listed phenylephrine, used as beta-blocker intermediate for glaucoma treatment. Classified here under the specific enumerated compounds provision of HTS 2922.50.10.00.
Duty Rate — Japan → United States
5.8%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Include pharmacopeial compliance (USP/EP) certificates for purity >98%
• DEA monitoring for beta-blocker precursors; declare research/pharma use
• Chiral purity documentation if enantiopure form imported