Co-60 Gamma Irradiator Source from China

High-activity cobalt-60 encased in stainless steel for use in self-contained gamma irradiators for sterilizing medical equipment and food products. Classified under HTS 2844.43.00.10 due to its exclusive cobalt-60 composition and high specific radioactivity as a radioactive isotope per Chapter 28 notes. Excludes mixtures with other isotopes.

Duty Rate — China → United States

25%

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

Import Tips

Include dosimetry report and decay chain analysis in documentation; use licensed carriers with UN-approved radioactive material packaging

Avoid common pitfall of misdeclaring activity levels leading to reclassification