Triethylenemelamine (TEM) from Mexico
Triethylenemelamine (TEM) is a heterocyclic compound containing an unfused triazine ring formed by the trimerization of ethylenimine. It is classified under this tariff item as an 'other' unfused triazine compound. Historically used in chemotherapy, it is now primarily a research chemical.
Duty Rate — Mexico → Canada
0%
Import Tips
• Provide a certificate of analysis confirming the chemical identity and purity of triethylenemelamine
• If importing for pharmaceutical research, ensure compliance with Health Canada regulations for controlled substances
• Declare the correct CAS number (51-18-3) to facilitate customs clearance