Guaiacol (2-Methoxyphenol) from Mexico
Guaiacol is an aromatic ether-phenol used in pharmaceuticals and as a flavoring agent. While containing phenolic OH, classified primarily as aromatic ether under HTS 2909.30.60.00. Common import for expectorant formulations and wood smoke flavoring.
Duty Rate — Mexico → United States
110%
Rate breakdown
9903.04.6094.5%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
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
• Provide evidence ether function predominates over phenol via chemical analysis
• Comply with FDA prior notice requirements for food contact substance imports
• Ship under temperature control (<25°C) to maintain stability during transit