Water I.D. Primelab 2.0, Manual

Page: 238 / 301

(68)
Sodium Hypochlorite
0.2 - 40.0 % (NaOCl)
Liquid
Internal Name: 68-Sodium-Hypo-liq
10ml
65ml PL Chlorine HR N°1 (PL65ClHR1)
65ml PL Chlorine HR N°2 (PL65ClHR2)
Measurement procedure:
1 Rinse a dosing syringe several times with the sample water.
2 Fill 5 ml into a clean measuring cup (100 ml).
3 Fill 95 ml distilled water in the same measuring cup.
4 Stir with a clean stirring rod.
5 Rinse dosing syringe repeatedly with solution from step 3.
6 Remove exactly 1 ml of the sample water.
7 Fill 1 ml sample of step 3 into a clean measuring cup (100 ml).
8 Fill 99 ml distilled water in the second measuring cup.
9 Stir with a clean stirring rod.
10 Fill 10 ml sample water from step 8 into a clean 24 mm cuvette.
11 Screw the lid back on the cuvette.
12 Insert the cuvette into the PrimeLab. Pay attention to the arrow on the front of the cuvette.
13 Start ZERO measurement.
14 Remove the cuvette again.
15 Unscrew the lid from the cuvette.
16 Add 3 drop(s) of PL Chlorine HR 1 into the cuvette.
17 Add 3 drop(s) of PL Chlorine HR 2 into the cuvette.
18 Screw the lid back on the cuvette.
19 Gently swirl the cuvette to mix the liquid well.
20 Insert the cuvette into the PrimeLab. Pay attention to the arrow on the front of the cuvette.
21 Tap TEST to perform the measurement.
22 The measured value is immediately displayed.
Notes:
The precision of the test results depends upon the precision of the diluting procedure.
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