Triphenyl Phosphate (TPP) from Canada
Triphenyl phosphate ester from phosphoric acid and phenol acts as a flame retardant in PVC, polyurethane, and engineering plastics. Falls under HTS 2920.90.51.00 as a nonmetal inorganic acid ester. Essential for consumer electronics housing.
Duty Rate — Canada → United States
110%
Rate breakdown
9903.04.6096.3%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Comply with CPSC flammability testing for plastic additive applications
• Certify phenol content below 0.1% to avoid phenol classification conflicts