Triphenyl Phosphate (TPP) from Japan
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 — Japan → United States
23.8%
Rate breakdown
9903.04.6211.3%Patented pharmaceutical articles that are the product of Japan, of a European Union member country, of South Korea, of Switzerland, or of Liechtenstein as provided for in subdivisions (c) and (f) of U.S. note 40 to this subchapter
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 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