Tropic Acid from Canada
Tropic acid serves as key intermediate for anticholinergic pharmaceuticals, featuring the alcohol-carboxylic acid structure of 2918.19.90.00.
Duty Rate — Canada → United States
14%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Provide DEA precursor documentation if applicable for controlled substance synthesis
• Include synthesis pathway documentation to justify pharmaceutical intermediate status
• Verify against hormone classification exclusions