Water I.D. Primelab 2.0, Manual

Page: 221 / 301

(110)
Phosphonate
0.0 - 20.0 mg/l (PO₄³⁻)
Tablet
Internal Name: 110-Phosphon-tab
10ml
Oxidising OP Photometer
(TbsHOXOP)
OP-A Photometer (TbsPOPA)
OP-B Photometer (TbsPOPB)
OP-AX Photometer (TbsHOPAX)
Measurement procedure:
1 Fill 8 ml of distilled water into a clean 24 mm cuvette.
2 Add exactly 2 ml sample water to the same cuvette.
3 Screw the lid back on the cuvette.
4 Swivel the cuvette back and forth for 5 times.
5 Insert the cuvette into the PrimeLab. Pay attention to the arrow on the front of the cuvette.
6 Start ZERO measurement.
7 Remove the cuvette again.
8 Unscrew the lid from the cuvette.
9 Add 1 OrgaPhos-OX tablet(s) to the test water in the cuvette.
10 Crush the tablet with a clean stirring rod.
11 Stir with the stirring rod for about 20 seconds until the reagent is completely dissolved.
12 Screw the lid back on the cuvette.
13 Gently swirl the cuvette to mix the liquid well.
14 Tap TEST to start a 05:00 minute(s) countdown.
15 The cuvette does not need to be placed in the device during this time.
16 Remove the cuvette again.
17 Unscrew the lid from the cuvette.
18 Add 1 OrgaPhos No.1 tablet(s) to the test water in the cuvette.
19 Crush the tablet with a clean stirring rod.
20 Stir with the stirring rod for about 20 seconds until the reagent is completely dissolved.
21 Screw the lid back on the cuvette.
22 Gently swirl the cuvette to mix the liquid well.
23 Tap TEST to start a 02:00 minute(s) countdown.
24 The cuvette does not need to be placed in the device during this time.
25 Remove the cuvette again.
26 Unscrew the lid from the cuvette.
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