Pharma-Grade Dimethyl Propylphosphonate from Japan
Pharmaceutical intermediate grade dimethyl propylphosphonate meeting USP standards for drug synthesis. HTS 2931.42.00.00 classification as pure organo-inorganic phosphorus compound, not excluded under Chapter notes.
Duty Rate — Japan → United States
12.5%
Rate breakdown
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 FDA-compliant COA and DMF if applicable; declare 'not for direct human use' to avoid Chapter 30 pharma exclusions