178
MD 610_2d 11/2019
Molybdate / Molybdenum LR
mit Vario Powder Pack
0.05 – 5.0 mg/l MoO
4
/ 0.03 – 3 mg/l Mo
1.
Fill a clean Mixing Cylinder (25 ml) with
20 ml of the
water sample
.
2. Add the contents of
one Vario Molybdenum 1 LR
F20 Powder Pack
straight from the foil into the water
sample (20 ml).
3.
Closethe Mixing Cylinder tightly with a stopper and
swirl severaltimes to dissolve the powder.
4.
Use two clean vials (24 mm Ø) and mark one as
blank for zeroing.
5.
Fill each vial with 10 ml of pre prepared water
sample.
6. Closethe blank tightly with the cap.
7. Add
0,5 ml of Vario Molybdenum 2 LRsolution
to the sample.
8.
Close the vial tightly with the cap and invert several
times to mix the contents.
9.
Press
[ ]
key.
Wait for a reaction period of 2 minutes.
10.
After the reaction period is finished proceed as follows:
11. Placethe blank in the sample chamber making sure
that the
marks are aligned.
12. Press
ZERO
key.
1
2
3
4
5
1
2
prepare Zero
press ZERO
Count-Down 1
2:00
Start:
Summary of Contents for Lovibond MD 610
Page 14: ...8 MD 610_2d 11 2019...
Page 15: ...9 MD 610_2d 11 2019 Part 1 Methods...
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Page 306: ...300 MD 610_2d 11 2019...
Page 307: ...301 MD 610_2d 11 2019 Part 2 Instrument Manual...
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