4-Ethylguaiacol Stabilized for Transport from Canada
4-Ethylguaiacol with added polymerization inhibitor (BHT <0.1%) for safe transport, allowed under Chapter 29 note (f) as necessary stabilizer. Remains classified as the pure compound under HTS 2909.50.10.00. Essential for bulk shipments to prevent oxidation during ocean freight.
Duty Rate — Canada → United States
15.5%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Document stabilizer type/concentration on invoice; must prove it's solely for preservation per note (f)
• Use UN-approved drums with proper closure for liquid ether-phenols to pass CBP inspection