Ptsa 2P (For Md 640) - Lovibond Tintometer Manual Del Usuario

5 0
prepare Test
press TEST
52
PTSA 2P
1
10 – 400 ppb PTSA
The photometer is already factory calibrated, or the instru-
ment was calibrated by the user.
It is recommended to verify calibration accuracy by a Standard
measurement:
a. once a month
b. when in doubt about last calibration or accuracy of results
The verification measurement shall be done like a sample
measurement:
1. Fill a clean vial (24 mm Ø) with 10 ml of the water
sample, close tightly with the cap.
2. Place the vial in the sample chamber making sure that
the marks are aligned.
3. Press TEST key.
The result is shown in the display in ppb PTSA.
07/2017