Triethylenetetramine (TETA) from Canada
Triethylenetetramine is an acyclic polyamine classified under HTS 2921.29.0020 as a chemically defined organic compound with multiple amine groups. It is primarily used as a curing agent in epoxy resin formulations for coatings, adhesives, and composites.
Duty Rate — Canada → United States
6.5%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Provide detailed chemical analysis certificates confirming purity >98% to avoid reclassification as mixtures under Chapter 38
• Ensure SDS and REACH compliance documentation for hazardous material handling during customs clearance
• Declare exact CAS number (112-24-3) and avoid packaging that suggests retail sale to prevent Chapter 38 misclassification