Promethium-147 Beta Source Disks from Germany
Promethium-147 (atomic no. 61) oxide ceramic disks for beta thickness gauging in manufacturing, explicitly covered by heading 2844 note (a). Classified HTS 2844.43.00 as rare earth radioactive element.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide beta endpoint energy (225 keV) and specific activity documentation
• Include Sm-147 daughter identification for decay chain
• Rare earth classification per 2844 note distinguishes from other chapters