4-Amino-N-phenylaniline (PAD) from Japan
4-Amino-N-phenylaniline, also known as PAD, is a derivative of p-phenylenediamine used in dye manufacturing and polymer production. It qualifies under HTS 2921.51.5000 as an 'other' aromatic polyamine derivative, being a chemically defined compound in this heading.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Submit structural formula or IUPAC name in entry summary to confirm aromatic polyamine status
• Segregate from other amines during storage/shipping to prevent cross-contamination affecting purity claims
• Monitor REACH-like US regs for persistent/bioaccumulative substances