ThO2 Nanopowder for Scintillator Applications from Mexico
ThO2 nanopowder doped for use in radiation detection scintillators maintains its chemical definition as thorium dioxide. As a thorium compound, it falls under this tariff item.
Duty Rate — Mexico → Canada
0%
Import Tips
• Confirm that the nanopowder is not doped for electronics, which would fall under heading 38.18
• Provide particle size analysis and chemical purity documentation
• Ensure proper handling and labelling for nanomaterials