Hexafluorobisphenol A (CAS 1477-55-0) from Mexico
CAS-registered pure compound 2,2-bis(4-hydroxyphenyl)-1,1,1,3,3,3-hexafluoropropane, a monomer for high-Tg fluorene polymers in aerospace composites. Meets Chapter 29 definition as chemically defined halogenated phenol derivative.
Duty Rate — Mexico → United States
10%
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
• Register CAS number on commercial invoice and cross-reference with SDS for verification
• Monitor REACH/ TSCA compliance for EU/US chemical import notifications