p-Tert-Butylphenyl Glycidyl Ether from Japan
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 — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, 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