New

Ask Wove anything about tariffs.

Try Tariff Assistant

Pentaerythritol Ester of Tall Oil Rosin from Mexico

Pentaerythritol ester of tall oil rosin is a high-viscosity synthetic resin produced by esterifying tall oil rosin acids with pentaerythritol. It is widely used as a tackifier in adhesives, hot-melt glues, and pressure-sensitive tapes. This product falls under HTS 3806.30.00.00 as it is specifically classified as an ester gum derived from rosin acids.

Duty Rate — Mexico → United States

16.5%

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

• Verify certificate of analysis confirming rosin acid esterification to avoid reclassification as synthetic polymers under Chapter 39

• Ensure proper documentation of acid number and softening point specs, as these determine adhesive-grade purity