Mevalonic Acid from Canada
Mevalonic acid is a key biochemical precursor featuring the hydroxy-carboxylic structure of 2918.19.90.00. Essential for terpenoid and steroid biosynthesis studies.
Duty Rate — Canada → United States
110%
Rate breakdown
9903.04.6096%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
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include research institution end-user statements
• Specify lactone vs free acid form for accurate description
• Verify against hormone intermediate exclusions