GTLS Tritium Keychain Light from Mexico
Glass tube tritium light source (GTLS) in keychain form providing constant green glow for 10+ years. Falls under HTS 2844.41.00.00 as a dispersion containing tritium gas with glass phosphor. Consumer product leveraging tritium's beta decay for illumination.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Exempt from some CPSC labeling if <100 microcuries; declare as 'exempt radioactive material'; avoid air shipment without special authorization