4-Amino-N-phenylaniline (PAD) from Canada
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 — Canada → United States
16.5%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 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