Aluminum Sodium Oxide (Beta-Alumina) from Mexico
Beta-alumina (NaAl11O17) is a solid electrolyte powder used in sodium-sulfur batteries. Its pure aluminate structure qualifies it as an oxometallic salt under tariff item 2841.90.00.
Duty Rate — Mexico → Canada
0%
Import Tips
• Ensure the product is not doped for electronic use in disc or wafer form, which would fall under heading 38.18
• Provide technical specifications confirming the aluminate structure