Camphoric acid from Canada
Camphoric acid (1,2,2-trimethylcyclopentane-1,3-dicarboxylic acid) is a naturally-derived cyclanic polycarboxylic acid classified under HTS 2917.20.00.00. This bicyclic terpenoid structure fits the cycloterpenic subcategory. Used in pharmaceutical synthesis and fragrance chemistry.
Duty Rate — Canada → United States
14.2%
Rate breakdown
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 origin certificates if derived from natural camphor to support valuation claims
• Provide chiral specifications (D/L forms) affecting pharmaceutical end-use classification
• Ensure REACH compliance documentation for EU re-export scenarios