Liquid Helium for Cryogenic Research from Mexico
Helium in liquid form at -269°C, supplied in insulated dewars for cryogenic research and dilution refrigerators. The physical state does not affect classification, as it remains the elemental rare gas.
Duty Rate — Mexico → Canada
0%
Import Tips
• Confirm the helium is not radioactive; radioactive isotopes fall under heading 28.44
• Provide a certificate of analysis to prove purity
• Ensure the dewar meets Canadian transport safety standards