Levomethamphetamine Base (Freebase) from Canada
Pure levomethamphetamine in its freebase form, not as a salt, qualifies under HTS 2939.45.00.00 covering levomethamphetamine and its salts. As a chemically defined ephedra alkaloid derivative, it meets Chapter 29 requirements for separate organic compounds.
Duty Rate — Canada → United States
100%
Rate breakdown
9903.04.60100%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) 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
• Verify freebase purity >99% with HPLC analysis to distinguish from salt forms and avoid reclassification
• Include safety data sheets confirming non-specific use formulation per chapter note (e)(g)
• Coordinate with CBP chemistry labs for verification testing on first imports due to controlled substance status