2-Ethylamino-5-Sulfobenzoic Acid from Canada
2-Ethylamino-5-sulfobenzoic acid is a substituted aromatic amino-acid listed under HTS 2922.49.10.00, with sulfonic acid as additional function but classified here. Used in dye manufacturing. The sulfonated derivative retains amino-acid priority.
Duty Rate — Canada → United States
110%
Rate breakdown
9903.04.6094.2%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
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 sulfonic acid position to match exact structure
• Handle as hazardous due to acidity; use proper DOT shipping papers
• Confirm not exceeding 'sulfonated derivative' limits per Chapter Note