2921.51.50.00/N,N'-Diphenyl-p-phenylenediamine (DPPD)/Mexico

N,N'-Diphenyl-p-phenylenediamine (DPPD) from Mexico

DPPD is a substituted p-phenylenediamine derivative serving as an antiozonant in tire rubber compounds. It falls under HTS 2921.51.5000 as an 'other' aromatic polyamine derivative, being chemically defined per Chapter 29 criteria.

Duty Rate — Mexico → United States

16.5%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico

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Import Tips

• Industrial bulk packaging preserves chemical classification; retail shifts to 3812/3824

• Confirm no polymer pre-mixing; pure chemical only for this heading

• DOT 6.1 PG III labeling; UN 2671 for aromatic amines