Tellurium Dioxide from Germany
Tellurium dioxide (TeO2) is a white crystalline powder used in optical glass, acousto-optic devices, and electroceramics. As a chemically defined inorganic oxygen compound of the non-metal tellurium, it is classified under tariff item 2811.29.00. Chapter 28 notes do not exclude it, provided it is not in a doped form for electronics or as an optical element.
Duty Rate — Germany → Canada
0%
Import Tips
• Ensure the tellurium dioxide is not doped for electronics, as that would fall under heading 38.18
• If used in optical applications, confirm it is not an optical element, which would be Chapter 90
• Provide a certificate of analysis to the CBSA to confirm purity and chemical identity