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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

37.5%

Rate breakdown

9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 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

• 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