Flouride Flashcards
1
Q
How often does the Fluoride meter get calibrated?
A
once per shift (every 8 hours)
2
Q
How often does the Linearity check (1.0 check) get done?
A
Weekly
3
Q
How often does a QC sample check occure?
A
Monthly
4
Q
Maximum hold time for fluoride samples?
A
Immediate analysis recommended, but 48 hours
5
Q
When does the TISAB solution exp?
A
1 year after opening
6
Q
Volume of sample and TISAB
A
25 mL of each, for a combined total of 50 mL
7
Q
Calibrations values
A
0.5 mg/L and 5.0 mg/L (1.0 mg/L once a week)
8
Q
Slope acceptance requirements
A
-54.0 to -60.0 mV
9
Q
Acceptance criteria for 1.0 standard
A
+/- 10% (0.9-1.10)
