N-Phenyl-1-naphthylamine from Mexico
This secondary aromatic amine, derived from aniline and naphthylamine, falls under HTS 2921.42.90.00 as an aniline derivative. Primarily used as a rubber antioxidant and stabilizer.
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
• CAS 90-30-2 verification essential; structural isomers classify differently
• Pale green powder requires light-proof packaging to prevent discoloration
• Distinguish from Chapter 38 preparations by 98%+ purity certificate