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Table 4 Comparison of highest achievable apparent molar activity for [161Tb]Tb-crown-αMSH synthesized from both the small column and HPIC purified 161Tb

From: A simple and automated method for 161Tb purification and ICP-MS analysis of 161Tb

Source of 161Tb

Apparent molar activity* (MBq/nmol)

Small column (semi-automated)

85.4

HPIC

144.9

  1. *Apparent molar activity = activity for quantitative labeling (MBq) / amount of crown-αMSH in reaction (nmol)