Polonium-209 Ceramic Product from China
Polonium-209 ceramic beads embedded in beryllium oxide matrix function as portable neutron sources for oil well logging. Covered by HTS 2844.42.00.00 as ceramic products containing listed Polonium-209. Designed for high-temperature well logging tools.
Duty Rate — China → United States
35%
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
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
Import Tips
• Oilfield services exemption may apply; provide API well logging specification
• Beryllium matrix requires dual radiation/chemical declaration
• Return logistics planning essential; many classified as returnable assets