TABLE 2
Counting Rate Measurements
Type of measurement
Stanford
Uppsala
Peak NECR (kcps)
201.1
185.7
Activity at peak NECR (kBq/mL)
22.1
21.7
Peak true counting rate (kcps)
875.9
827.0
Activity at peak true counting rate (kBq/mL)
35.4
34.8
Scatter fraction at peak NECR (%)
40.4
40.8