Barium Aluminate Crystals from United States
Barium aluminate (BaAl2O4) single crystals grown via the Czochralski method are used for laser host materials and scintillators. They fall under tariff item 2841.90.00 as aluminate salts, provided they are unworked per Chapter notes.
Duty Rate — United States → Canada
0%
Import Tips
• Confirm the crystals are unworked and not optical elements, which would fall under heading 90.01
• Provide documentation on the growth method and intended use