| Radioisotope | U-238 |
| Half-Life/Daughter | 4.468 x 10⁹ years to thorium-234 |
| Chemical Form | Ceramic oxide wire encapsulated in high purity vanadium |
| Available Specific Activity | ~12.58 kBq/g (~0.34 μCi/g) |
| Radionuclidic Purity | <40 ppm fissionable atoms |
| Radioisotopic Purity | >99% U-238 |
| Production Route | Chemical processing and source production |
| Processing | Extruded oxide wire encapsulated in high purity vanadium capsules |
| Primary Container | Glass vial in nonreturnable container |
| Availability | Stock |
| Unit of Sale | Batch Price (50 Fission Monitors per batch) |
Classed as a nuclear material requiring documentation of transfer (DOE/NRC Form 741)
