Water I.D. Primelab 2.0, Manual

Page: 169 / 301

(93)
Magnesium
0 - 100 mg/l (Mg)
Tablet
Internal Name: 93-Magnesium-tab
10ml
Magnesium Photometer (TbsPMag)
Measurement procedure:
1 Fill 9 ml distilled water in a clean 24 mm cuvette.
2 Fill 1 ml sample water in the same cuvette.
3 Screw the lid back on the cuvette.
4 Insert the cuvette into the PrimeLab. Pay attention to the arrow on the front of the cuvette.
5 Start ZERO measurement.
6 Remove the cuvette again.
7 Unscrew the lid from the cuvette.
8 Add 1 Magnesium Photometer tablet(s) to the test water in the cuvette.
9 Crush the tablet with a clean stirring rod.
10 Screw the lid back on the cuvette.
11 Gently swirl the cuvette to mix the liquid well.
12 Insert the cuvette into the PrimeLab. Pay attention to the arrow on the front of the cuvette.
13 Tap TEST to perform the measurement.
14 After the lapse of a 05:00 minute(s) countdown the measured value is displayed.
Notes:
The test result can be converted into the following unit(s): mg/l CaCO₃ (Magnesium Hardness).
Due to the method, readings between 40 and 100 mg/l may deviate from the actual
concentration. For measurement results above 40 mg/l, a 1:1 dilution is recommended.
T114/204 T114/204