HFC-125 Refrigerant Blend R-507 from China

Azeotropic refrigerant mixture containing 50% pentafluoroethane (HFC-125) and 50% 1,1,1-trifluoroethane (HFC-134a) by mass, used in commercial refrigeration systems. Classified under HTS 3827.63.00.00 because it contains over 40% HFC-125 and no CFCs or HCFCs. Essential for low-temperature applications like frozen food storage.

Duty Rate — China → United States

38.7%

Rate breakdown

9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)

Import Tips

Obtain EPA Significant New Alternatives Policy (SNAP) approval and ensure F-gas import certification

Provide Safety Data Sheets (SDS) and detailed composition analysis verifying ≥40% HFC-125 content

Avoid misclassification as pure HFC-125 (2903.39) by documenting exact blend percentages