Papaverine Hydrochloride from Japan
Papaverine hydrochloride is an opium alkaloid salt used as a smooth muscle relaxant. Falls under HTS 2939.19.5000 as an unspecified opium alkaloid derivative salt, per chapter notes on organic salts classification.
Duty Rate — Japan → United States
0%
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 stability data and storage requirements in shipping documents for temperature-sensitive APIs
• Cross-check against DEA quotas for legitimate medical use quantities
• Use tamper-evident packaging to meet controlled substance transport security standards