N-Phenyl-p-nitroaniline from Mexico
N-Phenyl-p-nitroaniline, synonymous with 4-nitrodiphenylamine, is a pure aromatic amine derivative used in dye synthesis. It qualifies under HTS 2921.44.10.00 per Chapter 29 notes for chemically defined monoamine derivatives.
Duty Rate — Mexico → United States
16.5%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Synonym declarations must match chemical nomenclature exactly
• Include NMR spectra in documentation if purity disputed
• Comply with dye precursor regulations