HFC-245fa Blowing Agent from Mexico
HFC-245fa is 1,1,1,3,3-pentafluoropropane, a saturated fluorinated derivative of acyclic hydrocarbons explicitly listed in tariff item 2903.47.00. It is used as a blowing agent in rigid polyurethane and polyisocyanurate foam insulation, where it replaces ozone-depleting substances. The product is a single chemically defined compound, meeting the chapter's requirements for classification.
Duty Rate — Mexico → Canada
0%
Import Tips
• Confirm the product is not mixed with other blowing agents, as mixtures may fall under a different heading
• Check if the HFC-245fa is subject to Canada's regulations on fluorinated greenhouse gases, which may require permits
• Keep shipping documents showing the chemical purity and intended use for foam production