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Table 3 Quality control of terbium-155 after the radiochemical separation process (the molar activity of radiolabeled product)

From: Cyclotron production and radiochemical purification of terbium-155 for SPECT imaging

Production no

Nuclear reaction

Irradiation time (h)

[155Tb]Tb EOS (MBq)

 > 95% radiolabeled molar activity (MBq/nmol)

2

155Gd(p,n)155Tb

4

18.1

n.a

5

156Gd(p,2n)155Tb

4

487

100

7

156Gd(p,2n)155Tb

8

829

100

8

156Gd(p,2n)155Tb

8

1021

100

9

156Gd(p,2n)155Tb

8

668

50