Triphenyl Phosphate (TPP) from China

TPP is a triaryl phosphoric ester serving as a non-phthalate plasticizer and flame retardant in PVC coatings and engineering plastics. Classified under HTS 2919.90.50.10 as a phosphoric ester plasticizer, it improves processing and flame resistance in applications like wire insulation and textiles. Its aryl structure provides thermal stability over alkyl alternatives.

Duty Rate — China → United States

28.7%

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)
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter

Import Tips

Provide technical data sheets confirming plasticizer end-use to distinguish from general phosphoric esters

Monitor TSCA inventory status and include PMN notifications if modified formulations

Label with GHS hazard pictograms for skin sensitization potential during customs inspection