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2844.43.00.50/Californium-252 Neutron Source/Mexico

Californium-252 Neutron Source from Mexico

Californium-252 encapsulated sources for neutron activation analysis. Falls in HTS 2844.43.0050 as other transuranic radioactive elements.

Duty Rate — Mexico → United States

10%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
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Import Tips

• Apply for DOE/NNSA authorization for special nuclear material

• Use Type B(M) packaging for strong neutron emitters

• Maintain chain-of-custody logs from origin to end-use