Aspirin Lysine Salt from Canada
The lysine salt of acetylsalicylic acid maintains classification with parent acid per chapter note 4(C)(1). Covered under HTS 2918.29.65.00 via additional U.S. note 3 for pharmaceutical salts. Imported for soluble analgesic formulations.
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
• Include salt formation certificate linking to parent acetylsalicylic acid classification per note 4(C)
• Ensure water solubility doesn't trigger note (d) misclassification as aqueous solution
• FDA prior notice required; distinguish from finished injectables (3004)