Bulk Dextropropoxyphene Base (as Hydrochloride Salt) from Japan
Pharmaceutical-grade dextropropoxyphene hydrochloride supplied in bulk powder for API manufacturing. It qualifies for HTS 2922.14.00.00 as a separate chemically defined organic compound and its salt, per chapter note (a).
Duty Rate — Japan → United States
15%
Rate breakdown
9903.04.6215%Pharmaceuticals: patented pharma from JP/EU/KR/CH/LI — 15% 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
• Include DMF (Drug Master File) references and GMP certificates to facilitate FDA review
• Declare exact salt form and CAS number (1639-60-7 for hydrochloride) to match INN definition
• Watch for anti-dumping duties on synthetic narcotics from certain origins