Hexamethylenediamine from Canada
Hexamethylenediamine, an acyclic diamine used primarily in nylon-6,6 production, is classified under HTS 2921.29.00.55 as an other acyclic polyamine. It meets Chapter 29 requirements for chemically defined organic compounds.
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
• Submit Letter of Intent to Manufacture (LOI) under TSCA for polymer production use
• Confirm >99% purity via analytical certificate to maintain Chapter 29 classification
• Avoid bulk packaging that could trigger 'prepared for retail sale' reclassification