2844.43.00.21/Californium-252 Neutron Source/Japan

Californium-252 Neutron Source from Japan

Californium-252 sealed sources emit neutrons for industrial applications like moisture gauging and reactor startup. Classified under HTS 2844.43.00.21 as it contains the specifically listed isotope californium-252. These are chemically defined radioactive isotopes per Chapter 28 notes.

Duty Rate — Japan → United States

0%

Rate breakdown

9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
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Import Tips

• File NRC Form 741 at least 7 days before import; high specific activity requires Type B packaging

• Include dosimetry reports and decay chain analysis in import documentation

• Confirm exemption from other chapters via specific activity >74 Bq/g documentation

Californium-252 Neutron Source from Japan — Import Duty Rate | HTS 2844.43.00.21