Zinc Tungstate Diagnostic Grade from Mexico
Zinc tungstate diagnostic grade is a chemically defined tungstate salt used in CT scanner scintillators. Its fast decay time makes it suitable for medical imaging, classified under heading 28.41.
Duty Rate — Mexico → Canada
0%
Import Tips
• Confirm the diagnostic grade purity and any dopants used for scintillation
• Provide the end-use certification for medical devices
• Ensure the product is not classified as a medical device itself, which would fall under other headings