p-Isopropoxydiphenylamine (UOP 288) from Japan

p-Isopropoxydiphenylamine is a substituted diphenylamine derivative serving as a high-performance antioxidant for synthetic rubber and plastics. Classified under HTS 2921.44.2000 due to its inclusion in additional U.S. note 3 to section VI, which controls imports of certain rubber chemical intermediates. It provides thermal and oxidative stability in tire compounds.

Duty Rate — Japan → 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

Monitor U.S

ITC quota usage reports monthly to time imports effectively

Provide CAS number (101-72-4 equivalent structure) and technical data sheets for customs verification

Avoid misdeclaration as general chemical mixtures which triggers different Chapter 38 tariffs

p-Isopropoxydiphenylamine (UOP 288) from Japan — Import Duty Rate | HTS 2921.44.20.00