p-Tert-Butylphenyl Glycidyl Ether from China
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 — China → United States
43%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
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)
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