Trimethylolpropane (TMP) from Canada
Trimethylolpropane is a triol used in polyurethane production, lubricants, and radiation-curing resins. HTS 2905.49.10.00 covers this acyclic polyhydric alcohol as it contains three primary hydroxyl groups and qualifies as chemically defined.
Duty Rate — Canada → United States
13.7%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Include NMR spectrum confirming three -CH2OH groups for classification verification
• Ensure <0.1% water content; aqueous solutions may fall to 3824 per chapter note limitations