Geiger-Muller Counter Tube from Canada
Gas-filled tube detecting ionizing radiation through avalanche discharge between electrodes. Classified HTS 8540.89.00.80 as other gas/vapor filled tubes for radiation detection.
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
• NRC registration mandatory for radiation detection equipment import
• Specify fill gas (helium/argon) and window material for proper classification
• Complete survey meters classify under 9030.38, not tube components