HFC-410A Air Conditioning Refrigerant from Mexico
High-pressure refrigerant blend of difluoromethane (HFC-32) and pentafluoroethane (HFC-125) at 50/50 ratio, used in residential split-system AC units. Classified under HTS 3827.90.90.00 as a mixture of halogenated ethane derivatives not elsewhere specified. Commonly imported in 25lb cylinders for HVAC contractors.
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
• Secure HFC import quota allocations from EPA before shipment arrival
• Label cylinders with exact blend composition and GWP (Global Warming Potential) values
• Avoid common pitfall of improper UN number declaration leading to customs holds