Tintometer Lovibond MD 200 Instrucciones página 30

Methods
GB
HP2
Zero
Test
HP2
0.0.0
Zero
Test
HP2
RESULT
30
Hydrogen Peroxide LR
40 - 500 mg/l
Using the plastic syringe supplied with the device, take up 10 ml of clear
sample solution and transfer to a clean vial (16 mm Ø). (Note 1, 2)
Close the vial tightly with the cap.
Place the vial in the sample chamber making sure that the
are aligned.
Press the [ZERO/TEST] key.
The method symbol flashes for approx. 8 seconds.
The display shows the following:
Fill the prepared vial with drops of the same size by holding the bottle
vertically and squeeze slowly:
6 drops of H O -Reagent
2 2
Close the vial tightly with the cap and invert several times to mix the
contents.
Place the vial in the sample chamber making sure that the
are aligned.
Press the [ZERO/TEST] key.
The method symbol flashes for approx. 3 seconds.
The result is shown in the display in mg/l H
Tolerances:
± 5% (full scale)
marks
marks
O .
2 2
MD200_3 02/2014