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%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Radiation detection efficiency curves and dead time specs required
• NRC/equivalent radiation safety certifications mandatory
• Distinguish from scintillation detectors under 9031