Norephedrine Base Free Form from Japan
While heading specifies salts, pure norephedrine base imported for salt formation falls under HTS 2939.44.00.00 as ephedra alkaloid derivative. Synthetic reproduction of natural norephedrine for custom salt manufacturing. Used by API producers creating patient-specific formulations.
Duty Rate — Japan → United States
15%
Rate breakdown
9903.04.6215%Patented pharmaceutical articles that are the product of Japan, of a European Union member country, of South Korea, of Switzerland, or of Liechtenstein as provided for in subdivisions (c) and (f) of U.S. note 40 to this subchapter
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Base form more volatile - requires special transport with stabilizers per chapter note (f); provide conversion yield data for salt production validation