Isodecyl Diphenyl Phosphate (IDDP) from China
Isodecyl diphenyl phosphate combines alkyl and aryl groups as a low-volatility plasticizer for engineering plastics and coatings. Falls under HTS 2919.90.25.00 as an aromatic phosphoric ester plasticizer, consistent with Chapter 29's chemical definition scope.
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
• Provide GC-MS analysis confirming isodecyl/phenyl ratio for accurate heading placement
• Ensure SDS includes aquatic toxicity data for EPA import review
• Declare as 'plasticizer' on commercial invoice explicitly