Californium-253 Metal Target
Californium-253 metal is a high-specific-activity neutron source material shaped as a target for research reactors and calibration standards. HTS 2844.42.00.00 covers this pure metallic form of listed Californium-253 isotope. Its extreme neutron emission requires specialized encapsulation.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If assembled as complete neutron source apparatus
X-ray apparatus heading for finished instruments containing radioactive material.
If spent sources or residues after use
Radioactive residues post-utilization classified separately from fresh isotopes.
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Import Tips & Compliance
• Secure DOE fundamental research determination; provide neutron flux measurements
• Use doubly encapsulated sources in Type B(M) packages; document pressure/temperature tests
Related Products under HTS 2844.42.00.00
Actinium-225 Chloride
Actinium-225 chloride is a chemically defined compound of the radioactive isotope Actinium-225, used primarily in targeted alpha therapy for cancer treatment. It falls under HTS 2844.42.00.00 as a compound of a specified radioactive element listed in the subheading. This highly radioactive material requires specialized handling and licensing for import.
Uranium-230 Nitrate Solution
Uranium-230 nitrate is a chemically defined aqueous solution of the rare alpha-emitter Uranium-230, used in radiopharmaceutical research and geochronology. Falls under HTS 2844.42.00.00 as a compound of explicitly listed Uranium-230. Mixtures maintain classification if radioactivity dominates.
Curium-242 Ceramic Pellet
Curium-242 ceramic pellets serve as radioisotope thermoelectric generator (RTG) fuel elements for deep space missions. This ceramic product of listed Curium-242 qualifies under HTS 2844.42.00.00 due to explicit inclusion and high specific radioactivity. NASA-qualified material.
Einsteinium-254 Alloy Dispersion
Einsteinium-254 alloy dispersion in platinum matrix serves ultra-trace analysis and nuclear forensics applications. HTS 2844.42.00.00 explicitly includes Einsteinium-254 alloys as dispersions containing listed isotopes. Extreme rarity requires authorized users only.
Polonium-209 Ceramic Product
Polonium-209 ceramic beads embedded in beryllium oxide matrix function as portable neutron sources for oil well logging. Covered by HTS 2844.42.00.00 as ceramic products containing listed Polonium-209. Designed for high-temperature well logging tools.
Radium-223 Generator Mixture
Radium-223 generator mixture contains parent-daughter isotopes for on-site Actinium-225 production in clinical settings. HTS 2844.42.00.00 includes mixtures containing listed Radium-223 compounds with >74 Bq/g activity. FDA-regulated for therapeutic use.