1,2-Propylenediamine from Canada
1,2-Propylenediamine is the vicinal isomer diamine used in chiral synthesis and epoxy systems. As an acyclic polyamine, it falls into HTS 2921.29.00 other category.
Duty Rate — Canada → United States
16.5%
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
• Specify (R/S) enantiomer purity; smaller volume specialty import; optical rotation specs useful