Cold Cathode Ion Gauge Tube from Mexico
A cold cathode vacuum tube that measures pressure by ionizing gas with electron discharge between electrodes. Classified in HTS 8540.89.00.80 as other cold cathode tubes used in ultra-high vacuum systems for scientific and industrial applications.
Duty Rate — Mexico → United States
13.7%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Document pressure measurement range and cold cathode construction to distinguish from hot cathode gauges
• Provide material safety data for any hazardous gases used in calibration