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Octylated Diphenylamine from Japan

Octylated diphenylamine consists of mono- and di-octyl substituted derivatives used as antioxidants in lubricating oils and rubber products. It qualifies for HTS 2921.44.2000 as a diphenylamine derivative specified in additional U.S. note 3 to section VI for import quota management. The alkyl substitution enhances solubility and performance in petroleum applications.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

Import Tips

Submit import license applications early due to annual quota limits; track via USITC dataweb

Include GC-MS analysis confirming octyl content >95% to prevent purity disputes

Pitfall: bulk shipments without proper segregation risk contamination and reclassification