Other radioactive elements and isotopes and compounds; other alloys, dispersions (including cermets), ceramic products and mixtures containing these elements, isotopes or compounds
Radioactive chemical elements and radioactive isotopes (including the fissile or fertile chemical elements and isotopes) and their compounds; mixtures and residues containing these products: > Radioactive elements and isotopes and compounds other than those of subheading 2844.10, 2844.20 or 2844.30; alloys, dispersions (including cermets), ceramic products and mixtures containing these elements, isotopes or compounds; radioactive residues: > Other radioactive elements and isotopes and compounds; other alloys, dispersions (including cermets), ceramic products and mixtures containing these elements, isotopes or compounds
Duty Rate (from China)
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
Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Subheadings
Products classified under HTS 2844.43.00
Uranium-235 Enriched Isotope
Uranium-235 enriched isotope is a radioactive isotope used primarily in nuclear reactors for fission reactions and in research applications. It falls under HTS 2844.43.00 as a radioactive isotope other than those specified in subheadings 2844.10, 2844.20, or 2844.30, meeting the criteria for elements with artificially modified isotopic composition.
Plutonium-239 Dioxide Powder
Plutonium-239 dioxide (PuO2) is a ceramic compound of the radioactive element plutonium (atomic number 94), used in mixed oxide (MOX) nuclear fuel fabrication. Classified under HTS 2844.43.00 as a compound of radioactive elements beyond atomic number 84, including ceramic products containing such elements.
Americium-241 Oxide Source Material
Americium-241 oxide (Am-241 O2) is used in neutron sources, smoke detectors, and industrial gauges as a chemically defined compound of transuranic element americium (atomic no. 95). It qualifies for HTS 2844.43.00 as a compound of radioactive elements with atomic number >84.
Cobalt-60 Irradiated Alloy Pellets
Cobalt-60 alloy pellets are sintered metal alloys containing activated Co-60 isotope for radiotherapy and sterilization applications. Covered by HTS 2844.43.00 for alloys containing radioactive isotopes other than those in prior subheadings.
Cesium-137 Chloride Sealed Sources
Cesium-137 chloride (CsCl) sealed sources are used in brachytherapy and calibration standards, as compounds of fission product Cs-137 (half-life 30 years). HTS 2844.43.00 applies to such chemically defined radioactive compounds.
Iridium-192 Wire for Industrial Radiography
Iridium-192 wire consists of precious metal iridium activated to contain Ir-192 isotope, used in weld inspection gamma radiography. As an alloy/dispersion containing radioactive isotope of precious metal, it falls under HTS 2844.43.00.
Strontium-90 Yttrium-90 Generator
Sr-90/Y-90 generators produce Yttrium-90 from Strontium-90 decay for radioimmunotherapy, containing both parent/daughter radioactive isotopes in ceramic matrix. Classified under HTS 2844.43.00 as mixtures containing radioactive isotopes.
Californium-252 Neutron Source
Californium-252 metal sources encapsulated for neutron radiography, well logging, and PGNAA analysis, featuring high neutron emission rate from spontaneous fission. HTS 2844.43.00 covers this transplutonium element (atomic no. 98) compound.
Technetium-99m Generator Column
Molybdenum-99/Technetium-99m generator columns contain Mo-99 adsorbed on alumina, decaying to Tc-99m for SPECT imaging. As ceramic mixtures containing radioactive isotopes, classified under HTS 2844.43.00.
Palladium-103 Brachytherapy Seeds
Pd-103 seeds in titanium encapsulation for prostate cancer brachytherapy, containing activated precious metal palladium isotope. HTS 2844.43.00 applies to radioactive alloys/dispersions of precious metals.
Radium-223 Dichloride Injection Precursor
Radium-223 dichloride precursor for Alpharadin therapy targeting bone metastases, as chemically defined compound of radium (atomic no. 88). Covered by HTS 2844.43.00 for radioactive element compounds.
Actinium-225 Generator System
Ac-225/Bi-213 generator systems for targeted alpha therapy, containing actinium (atomic no. 89) decay chain in resin column format. HTS 2844.43.00 for ceramic mixtures of radioactive elements >84.
Polonium-210 Alpha Source
Polonium-210 electrodeposited on metal substrate for alpha particle sources in research and static eliminators (atomic no. 84 explicitly listed in 2844 note). HTS 2844.43.00 classification.
Promethium-147 Beta Source Disks
Promethium-147 (atomic no. 61) oxide ceramic disks for beta thickness gauging in manufacturing, explicitly covered by heading 2844 note (a). Classified HTS 2844.43.00 as rare earth radioactive element.
Mixed Fission Product Ceramic Pellets
Sintered ceramic pellets containing multiple fission products (Cs-137, Sr-90, etc.) from nuclear fuel reprocessing for radiation research. HTS 2844.43.00 for mixtures containing various radioactive isotopes/compounds.