4-Amino-2-Methylphenol (2-Methyl-4-aminophenol) from Canada
This toluidine-derived aminophenol combines aromatic amine with phenolic function but classifies primarily as toluidine derivative. HTS 2921.43.4000 per chapter note prioritizing later numerical heading and U.S. note 3 listing.
Duty Rate — Canada → United States
16.5%
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
• Document as toluidine derivative first; phenolic aspect secondary per classification rules
• Provide comparative HPLC showing relation to parent toluidine structure
• Special handling for oxidation-sensitive aminophenols; use inert atmosphere packaging