2921.51.50.00/4-Amino-N-phenylaniline (PAD)/Mexico

4-Amino-N-phenylaniline (PAD) from Mexico

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 — Mexico → United States

16.5%

Rate breakdown

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

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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