Geiger-Muller Counter Tube from Japan
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 — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
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