biodex ATOMLAB 960 - Page 207

ATOMLAB 960 MEDICAL SPECTROMETER APPENDIX A A-11
Analytically Determined Detector Efficiencies
Please refer to table below for Analytically Determined Detector Efficiency (%) settings on the
Atomlab 960:
Isotope
Name
Left
ROI
Right
ROI
Half
Life
Probe
Efficiency %
Well
Efficiency %
Au-198
349
474
2.693 days
Ba-133 (probe)
256
410
10.54 years
48.70
Ba-133 (well)
272
520
10.54 years
39.35
Co-57
50
158
271.77 days
84.00
93.60
Co-57 (wide)
50
200
271.77 days
Co-58
434
933
70.916 days
Co-60
997
1533
5.271 years
Cr-51
272
368
27.704 days
Cs-137
561
761
30 years
19.75
13.00
F-18
420
600
109.71 minutes
60.70
26.34
Fe-59
934
1486
44.496 days
Ga-67
79
345
3.261 days
Ge-68
434
588
270.8 days
25.00
Hg-197
56
90
2.672 days
I-123 (probe)
129
183
13.2 hours
49.00
I-123 (well)
129
212
13.2 hours
64.00
I-125 (probe)
20
40
60.14 days
56.00
I-125 (well)
14
70
60.14 days
64.00
I-131
320
410
8.04 days
43.60
29.20
In-111
139
281
2.807 days
158.80
Ir-192
250
703
73.831 days
K-42
1296
1754
12.36 hours
Lu-177 (well)
37
360
6.710 days
7.80
Na-22
420
600
2.6 years
22.80
Na-24
1162
3000
14.659 hours
Pd-103
17
27
16.97 days
Ra-223 (well)
40
430
11.430 days
68.00
Se-75
102
461
119.77 days
Sr-85
437
591
64.84 days
Tc-99m
110
163
6.006 hours
70.80
84.00
Tc-99m/Tl-201
50
200
3.046 days
70.70
Tl-201
50
85
3.046 days
56.60
51.50
Yb-169
41
228
32.022 days
Wide Window (Cs-137)
25
750
30 years
68.60
35.90
NOTE: It is recommended that users use the Empirical testing procedures for setting detector
efficiency.
Rev 5/27/13