From: Validation of \(^{99m}\)Tc and \(^{177}\)Lu quantification parameters for a Monte Carlo modelled gamma camera
Sphere volume [ml]
Sphere diameter [mm]
\(^{177}\)Lu activity [MBq]
1.2
13.0
8.3
2.6
17.0
8.4
5.6
22.0
8.6
11.5
28.0
8.7
26.5
37.0
7.5
Phantom Volume [ml]
Background Activity [MBq]
9600
201.0