Trimethylolethane (TME) from Mexico
Trimethylolethane (2-ethyl-2-(hydroxymethyl)-1,3-propanediol) is a triol for alkyd resins and varnishes. Classified as acyclic triol under HTS 2905.49.10.00 per its chemical structure with three OH groups.
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
• CAS 77-83-8 documentation essential; distinguish from diols in 2905.31
• Purity >99% required for Chapter 29; lower grades to 3824