| Table 3 Radionuclides used in RIT |
| Isotope |
Half-life (hrs) |
Radiation |
Max. energy (keV) |
Max. range (mm) |
| Iodine-131 |
193 |
β or γ |
610 |
2.0 |
| Yttrium-90 |
64 |
β |
2,280 |
12.0 |
| Rhenium-186 |
91 |
β |
1,080 |
5.0 |
| Rhenium-188 |
17 |
β or γ |
2,120 |
11.0 |
| Copper-67 |
62 |
β |
577 |
1.8 |
| Bismuth-213 |
77 |
α |
>6,000 |
< 0.1 |
| Astatine-211 |
7 |
α |
7,450 |
0.1 |
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