Norephedrine (Norpseudoephedrine) Research Chemical from Canada
High-purity norephedrine hydrochloride (>99%) sold to research institutions studying sympathomimetic pathways. Classified HTS 2939.44.00.00 as synthetic alkaloid salt. Used in neuroscience and pharmacology structure-activity studies.
Duty Rate — Canada → 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
• Research chemicals need end-user statement; small quantities (<1g) still face full chemical control