HFC-245fa Foam Expansion Agent from Japan
Technical grade HFC-245fa used specifically for expanding polystyrene and phenolic foam boards in building insulation. Falls squarely under HTS 2903.47.10.00 as the named pentafluoropropane chemical compound.
Duty Rate — Japan → United States
13.7%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Obtain EPA allocation for HFC production/import quotas annually
• Maintain Certificates of Analysis verifying isomer specification
• Ensure proper venting procedures in import documentation