Articaine Hydrochloride from Canada
Articaine hydrochloride is a unique thiophene-based amide local anesthetic used primarily in dentistry. It qualifies for HTS 2924.29.71.00 as an aromatic cyclic amide listed in additional U.S. note 3, despite sulfur content not dominating classification. The amide function determines heading placement.
Duty Rate — Canada → United States
16.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Include sulfur content analysis to distinguish from heading 2930 organo-sulfur compounds
• Provide dental-specific pharmacodynamic data supporting therapeutic classification
• Declare exact pH range (3.0-3.5) for injection-grade material