Trimethyl Phosphate (TMP) from Japan
Trimethyl phosphate is the triester of phosphoric acid and methanol, used as a flame retardant, solvent, and pesticide intermediate. It qualifies under HTS 2920.90.51.00 as an ester of phosphoric acid (inorganic acid of nonmetal phosphorus). Common in polymer processing and extraction processes.
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
• Include REACH or TSCA registration numbers on commercial invoice for chemical compliance
• Verify phosphorous content via lab analysis to confirm Chapter 29 classification