Camlab Lovibond MD 610, Instruction Manual

Page: 182 / 371

176
MD 610_2d 11/2019
Molybdate
with Tablet
1 – 50 mg/l MoO
4
/ 0.6 – 30 mg/l Mo
1. Fill a clean vial (24 mm Ø) with 10 ml of the water
sample, closetightly with the cap.
2. Placethe vial in the sample chamber making sure that
the
marks are aligned.
3. Press ZERO key.
4. Removethe vial from the sample chamber and empty
the vial .
5. Fill 20 ml of the water sample in a 100 ml beaker.
6. Add one MOLYBDATEHR No. 1 tablet straight from
the foil to the water sample and crush the tablet using
a clean stirring rod.
7. Add one MOLYBDATEHR No. 2 tablet straight from
the foil to the same water sample and crush the tablet
using a clean stirring rod.
8. Dissolvethe tablets using a clean stirring rod.
9. Rinseout the vial with the prepared water sample and
then fill to the 10 ml mark.
10. Closethe vial tightly with the cap.
11. Placethe vial in the sample chamber making sure that
the marks are aligned.
12. Press TEST key.
The result is shown in the display in mg/l Molybdate /
Molybdenum.
prepare Zero
press ZERO
Zero accepted
prepare Test
press TEST
5
0
2