Polonium-210 Alpha Source from China
Polonium-210 electrodeposited on metal substrate for alpha particle sources in research and static eliminators (atomic no. 84 explicitly listed in 2844 note). HTS 2844.43.00 classification.
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
• Document plating uniformity and total activity (typically 5-500 mCi)
• Include 210Pb ingrowth monitoring protocol (half-life 22 years)
• Verify classification under note covering polonium specifically