Gettering Ring Assembly for CRT from China
Gettering ring assemblies for CRTs contain barium that activates during tube sealing to absorb residual gases, maintaining vacuum integrity. These essential parts extend tube life and are classified under tariff item 8540.99.90 as other parts of cathode-ray tubes.
Duty Rate — China → Canada
0%
PGA flags
No agency flag on this HTS number in the CBSA Single Window matching criteria.
CBSA Single Window matching criteria, unknown
Import Tips
• Ensure the gettering ring is not classified as a chemical product; it is a part of the CRT
• Provide evidence of its function in vacuum maintenance
• Verify if the barium content triggers any import restrictions