Astatine-211   10

Radon-220   1

Radon-222   1

Francium-222   100

Francium-223   100

Radium-223   0.1

Radium-224   0.1

Radium-225   0.1

Radium-226   0.1

Radium-227   1,000

Radium-228   0.1

Actinium-224   1

Actinium-225   0.01

Actinium-226   0.1

Actinium-227   0.001

Actinium-228   1

Thorium-226   10

Thorium-227   0.01

Thorium-228   0.001

Thorium-229   0.001

Thorium-230   0.001

Thorium-231   100

Thorium-232   100

Thorium-234   10

Thorium-natural   100

Protactinium-227   10

Protactinium-228   1

Protactinium-230   0.1

Protactinium-231   0.001