HFC-125 Dominant Refrigerant Blend R-507A from Mexico
Azeotropic refrigerant mixture containing 50% pentafluoroethane (HFC-125) and 50% 1,1,1-trifluoroethane (HFC-143a) by weight, exceeding 55% HFC-125 threshold due to formulation variations. Used in commercial refrigeration systems for low-temperature applications. Classified under 3827.62.00.00 as it contains ≥55% HFC-125 without HFOs or CFCs/HCFCs.
Duty Rate — Mexico → United States
13.7%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Verify exact HFC-125 mass percentage via lab analysis; documentation must prove ≥55% content
• Obtain EPA SNAP approval letter and Significant New Alternatives Policy compliance certification
• Include safety data sheets (SDS) specifying non-HFO composition to avoid misclassification