High Purity Tetraethylene Pentamine 99% from Japan
High-purity tetraethylene pentamine (TEPA) at 99% purity is a separate chemically defined acyclic polyamine, classified under tariff item 2921.29.00. It is essential for pharmaceutical intermediates and high-performance epoxy systems.
Duty Rate — Japan → Canada
0%
Import Tips
• Verify the purity level with a certificate of analysis and ensure the product is not put up in measured doses or for retail sale, which could shift classification
• Keep records of the manufacturing process to demonstrate chemical definition