Radiation Counter Geiger-Müller Tube from Canada
Gas-filled tubes detecting ionizing radiation through avalanche multiplication of electrons in detection gas. Classified under HTS 8540.89.00 as other gas-filled tubes specifically for radiation measurement.
Duty Rate — Canada → United States
13.7%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Radiation detection efficiency curves and dead time specs required
• NRC/equivalent radiation safety certifications mandatory
• Distinguish from scintillation detectors under 9031