Polyethylene Glycol Monophenyl Ether (n=4) from Mexico
Polyethylene glycol monophenyl ether with 4 ethylene oxide units is a chemically defined aromatic ether-alcohol surfactant intermediate. It qualifies under HTS 2909.49.15.00 as an 'other' aromatic ether-alcohol per Chapter 29 definitions.
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
• Molecular weight distribution data required to confirm chemically defined status
• Cloud point and HLB value documentation supports surfactant intermediate classification