HCFC-123 Foam Blowing Agent Mixture from Mexico
Specialty mixture with HCFC-123 for polyurethane foam insulation in appliances and buildings, not containing CFCs. Falls under 3827.31.00.00 for HCFC content per subheadings 2903.41-2903.48. Used in rigid foam production for energy-efficient insulation.
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
• Declare exact HCFC percentages for quota eligibility; include VOC emission test results
• Pitfall: Failing to specify non-CFC status can trigger hazardous waste scrutiny