Triethyl Phosphite with MEHQ Inhibitor from Mexico
Triethyl phosphite inhibited with 4-methoxyphenol (MEHQ) to prevent polymerization, classified under HTS 2920.24.00.00 per note (f) for necessary stabilizers. Used in resin production.
Duty Rate — Mexico → United States
13.7%
Rate breakdown
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
• Inhibitor level (100-500 ppm) must be documented; compatible with stainless steel; shelf life 12 months under cool storage