Trimethylolpropane (TMP) Technical Grade from Canada
Trimethylolpropane (TMP), chemically 2-Ethyl-2-(hydroxymethyl)propane-1,3-diol, is a triol used as a building block in polyurethane and alkyd resin production. It falls under HTS 2905.41.00.00 as a separate chemically defined acyclic polyhydric alcohol. This technical grade product is supplied at 97-99% purity for industrial synthesis.
Duty Rate — Canada → United States
13.7%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Verify purity certificate to confirm classification as chemically defined compound; ensure SDS includes exact chemical name for customs
• Avoid misclassification as mixtures by providing assay data
• Use proper UN packaging for transport as it's a flammable liquid