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3827.68.00.00/HFC Foam Blowing Agent Mixture/Mexico

HFC Foam Blowing Agent Mixture from Mexico

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 — Mexico → United States

13.7%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
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Import Tips

• Provide volatility and flammability data; ensure compatibility cert for foam machinery; track HFC allocations under phasedown