Lofentanil from Canada
Lofentanil is a selective fentanyl derivative opioid with a piperidine nitrogen hetero-ring and unfused pyridine structural elements, known for high potency. It fits HTS 2933.34.00.00 as an other fentanyl under chapter 29's heterocyclic provisions for separate organic compounds. Primarily a research chemical import.
Duty Rate — Canada → United States
6.5%
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 use requires institutional DEA approval; provide impurity profiles per chapter note (a); steer clear of retail packaging that triggers Chapter 30 reclassification