p-Aminobenzamide 98% Pure from Mexico
98% pure p-aminobenzamide serves as a versatile intermediate in organic chemistry labs and pilot-scale production. Classified precisely under HTS 2924.29.77.30 for its aromatic cyclic amide structure, adhering to 'last in numerical order' rule. Impurities do not alter principal function.
Duty Rate — Mexico → United States
110%
Rate breakdown
9903.04.6093.5%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
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• HPLC certificate mandatory for purity claims; store in cool/dry to maintain stability
• Pitfall: water-dissolved forms may invoke note (d) scrutiny