288
MD 610_2d 11/2019
Triazole
Benzotriazole / Tolyltriazole
with Powder Pack
1 – 16 mg/l / 1.1 – 17.8
1.
Transfer
25 ml of the water sample
into the digestion
vial.
2.
Add the contents of
one Triazole Reagent Powder
Pack
straight from the foil into the water sample
(note
1
)
.
3.
Close the digestion vial tightly with the cap and swirl
until the reagent is dissolved completely.
4.
Insert the UV lamp into the digestion vial (notes
1, 2, 3
).
CAUTION: Wear UV safety goggles!
5.
Switch the UV lamp on
6.
Press
[ ]
key.
Wait for a reaction period of 5 minutes
(notes 10, 11).
After the reaction period is finished proceed as fol-
lows:
7.
Switch the UV lamp off and remove the lamp from the
vial.
8.
Invert severaltimes to mix the contents.
9.
Filla cleanvial (24 mm Ø)with
10 ml of the deionised
water
, closetightly with the cap.
10.
Placethe vial in the sample chamber making sure that
the
marks are aligned.
11. Press
ZERO
key.
8
8
3
prepare Zero
press ZERO
Countdown 1
5:00
start:
Summary of Contents for Lovibond MD 610
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Page 15: ...9 MD 610_2d 11 2019 Part 1 Methods...
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Page 307: ...301 MD 610_2d 11 2019 Part 2 Instrument Manual...
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