Ytterbium-169 Industrial Source from China
Ytterbium-169 brachytherapy and industrial radiography sources with low-energy gammas. Classified under HTS 2844.43.00.21 as listed rare earth radioisotope. Chapter note confirms lanthanide isotope coverage.
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
• Short 32-day half-life demands just-in-time import scheduling with activity certificates
• Preferred seed form requires NRC sealed source registration number on manifests
• Bremsstrahlung shielding specifications mandatory for transport documentation