Einsteinium-254 Alloy Dispersion from China
Einsteinium-254 alloy dispersion in platinum matrix serves ultra-trace analysis and nuclear forensics applications. HTS 2844.42.00.00 explicitly includes Einsteinium-254 alloys as dispersions containing listed isotopes. Extreme rarity requires authorized users only.
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
• National lab authorization mandatory; provide end-use statement for forensics
• Glovebox-compatible packaging only; declare microgram quantities precisely
• Avoid import via standard channels; use government-to-government transfer