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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

37.5%

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
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China

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