p-Tert-Butylphenyl Glycidyl Ether from Mexico
This aromatic epoxyether contains a tert-butyl substituted phenyl ring linked to a glycidyl epoxide group, qualifying under HTS 2910.90.20.00 due to its three-membered ring and aromatic structure. Commonly used as a viscosity modifier in high-performance epoxy systems for electronics.
Duty Rate — Mexico → United States
15.5%
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
• Include structural formula and molecular weight on import docs to distinguish from simple alkyl glycidyl ethers
• Confirm REACH/ TSCA registration status for substituted aromatic epoxides
• Label shipments with GHS hazard pictograms for skin sensitizers and epoxide hazards