HFC Foam Blowing Agent Mixture from Canada
This mixture of HFC-134a (2903.42) and HFC-152a (2903.41) serves as a blowing agent for polyurethane insulation foams in appliances. It falls under 3827.68.00.00 as an HFC mixture from designated subheadings without CFCs/HCFCs.
Duty Rate — Canada → United States
13.7%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Provide volatility and flammability data; ensure compatibility cert for foam machinery; track HFC allocations under phasedown