Perfluorobutanoic Acid (PFBA) from China
PFBA is a short-chain perfluorocarboxylic acid with the formula C3F7COOH, fully fluorinated acyclic hydrocarbon derivative. Classified in 2903.78.00.00 as a perhalogenated compound meeting chapter 29 criteria for chemically defined organic compounds. Used in surfactant applications and chemical synthesis.
Duty Rate — China → United States
28.7%
Rate breakdown
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)
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Confirm PFAS regulatory status in destination country; emerging restrictions on short-chain alternatives
• Provide NMR or GC-MS analysis confirming perhalogenation and purity >98%
• Label containers with UN hazard class 1760 for corrosive liquids during transport