Perfluoropropionic Acid (PFPrA) from Canada
Shortest commercial perfluorocarboxylic acid (C2F5COOH), fully fluorinated with no hydrogen on carbon chain. 2903.78.00.00 classification reflects perhalogenated acyclic hydrocarbon derivative status. Used in specialty fluorochemical synthesis.
Duty Rate — Canada → United States
3.7%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Highly corrosive; specify DOT proper shipping name 'Corrosive liquid, acidic, organic, n.o.s.',Provide vapor pressure data for proper ventilation requirements
• Confirm <0.1% isomer impurities to maintain pure compound classification