2921.59.80.90/N,N'-Diphenyl-p-phenylenediamine (DPPD)/Germany

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

N,N'-Diphenyl-p-phenylenediamine functions as an antiozonant in tire rubber compounds. Classified under HTS 2921.59.80.90 as aromatic polyamine derivative with N-substitution. Secondary amine functionality provides oxidation resistance.

Duty Rate — Germany → United States

10%

Rate breakdown

9903.05.3910%Section 301 (forced labor) — European Union member state (col1 rate < 10 percent): MFN < 10% → total duty capped at 10%

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Import Tips

• Tire industry specifications require >96% assay confirmation

• Melting point range documentation verifies isomer identity

• Prevent aggregation by specifying non-dusted transport conditions