Mixed CFC/HCFC Foam Blowing Agent from Mexico
Blend of CFCs like R-11 with HCFC-141b for polyurethane foam production in insulation panels. Falls under 3827.11.00.00 because it contains CFCs along with other fluorocarbons as a propane/methane derivative mixture.
Duty Rate — Mexico → United States
13.7%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Apply for foam blowing exemption under Clean Air Act allocations
• Document blend ratios to prove CFC presence for correct heading