Promethium-147 Battery from China
Promethium-147 used in betavoltaic nuclear batteries for long-life power. An 'other' radioactive element per HTS 2844.43.0050.
Duty Rate — China → United States
25%
Rate breakdown
9903.91.0125%Effective with respect to entries on or after September 27, 2024, articles the product of China, as provided for in subdivision (b) of U.S. note 31 to this subchapter
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Classify as device only if radiation < threshold; else as radioactive material
• Comply with ITAR if for space/military applications
• Test for specific activity exceeding 74 Bq/g limit