p-Isopropoxydiphenylamine (UOP 288) from China
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 — China → United States
44%
Rate breakdown
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
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