DL-Phenylephrine Base from China
DL-Phenylephrine base is the free amine form of the sympathomimetic drug used in nasal decongestants and eye drops, explicitly named in HTS 2922.50.10.00 as an aromatic amino-alcohol-phenol. It features phenolic OH, alcoholic OH, and amino groups on benzene ring.
Duty Rate — China → United States
100%
Rate breakdown
9903.04.6094.2%Pharmaceuticals Annex IV: patented pharma articles — 100% floor rate
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• FDA import alert screening required; provide DMF or bulk drug substance certification
• Controlled substance documentation if precursor potential; CAS 614-19-7 verification needed
• Store/transport under inert atmosphere to prevent oxidation of phenolic groups