N-Methylperfluorooctane Sulfonamido Ethanol (MeFOSE) from Mexico
MeFOSE is a key building block for producing fluorochemical polymers used in surface treatments. Classified under HTS 2935.50.00.00 as it is chemically defined perfluorooctane sulfonamide alcohol.
Duty Rate — Mexico → United States
6.5%
Rate breakdown
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
• Maintain cold chain documentation (<10°C) to preserve alcohol functionality
• Declare polymerization inhibitor content to avoid Chapter 39 pre-polymer classification
• Comply with Stockholm Convention documentation for POPs-exempt C8 chemistry