Tetraethylenepentamine (TEPA) from China
Tetraethylenepentamine (TEPA) is a higher acyclic polyamine with five amine groups in a linear chain. It is used in oilfield chemicals and asphalt modification and falls under this tariff item as an other acyclic polyamine.
Duty Rate — China → Canada
0%
Import Tips
• Ensure the product is properly identified as TEPA on all shipping documents
• Verify the purity and amine value on the certificate of analysis
• Check if the product requires any special handling due to its corrosive nature