HFC-245fa Foam Expansion Agent from United States
Technical grade HFC-245fa, or 1,1,1,3,3-pentafluoropropane, is a saturated fluorinated derivative of acyclic hydrocarbons listed in tariff item 2903.47.00. It is used as an expansion agent for polystyrene and phenolic foam boards in building insulation. The technical grade designation does not affect classification, as the product remains a chemically defined compound.
Duty Rate — United States → Canada
0%
Import Tips
• Ensure the technical grade does not contain impurities that alter its chemical identity or classification
• Check if the product is subject to Canada's regulations on foam blowing agents, which may restrict certain uses
• Maintain records of the product's purity and intended application for CBSA verification