CAPINTEC, INC. CAPTUS
®
3000
a. Verify that there are no radioactive sources in the area and click the
button to measure background counts. The screen appears as shown in Figure 11-
21.
Figure 11-21
Note: Background counts must be measured everyday at least once, before
measuring any Staff Member. You may re-measure the background as often
as required. The last set of background data will be used to calculate net
activity.
b. The screen shown in Figure 11-22 appears next, prompting you to measure the Staff
Member.
Figure 11-22
To begin counting, click the button. The spectrum is displayed as shown
in Figure 11-21 above. To cancel measurements, click the
button. The
screen then appears as shown in Figure 11-23.
November 13 BIOASSAY 11-15
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