Triphenylphosphine Oxide from Japan
Triphenylphosphine oxide is an organophosphorus compound used as a catalyst and ligand in organic synthesis. Classified under HTS 2931.90.60.00 as an aromatic organo-inorganic compound with phosphorus directly bonded to carbon. Common in pharmaceutical and fine chemical manufacturing.
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 phosphine oxide analysis certificate; comply with DOT UN 2811 packaging; check end-use declarations for catalyst applications