Water I.D. Primelab 2.0, Manual

Page: 92 / 301

(129) Chlorine
(free)
0.00 - 8.00 mg/l (fCl₂)
Powder Pack
Internal Name: 129-Chlorine-pp
10ml
DPD N°1 Photometer (PPPD1)
Measurement procedure:
1 Fill 10 ml test water into a clean 24 mm cuvette.
2 Screw the lid back on the cuvette.
3 Insert the cuvette into the PrimeLab. Pay attention to the arrow on the front of the cuvette.
4 Start ZERO measurement.
5 Remove the cuvette again.
6 Unscrew the lid from the cuvette.
7 Add 1 DPD N°1 Photometer powder pillow to the sample water in the cuvette.
8 Stir with the stirring rod for about 20 seconds until the reagent is completely dissolved.
9 Screw the lid back on the cuvette.
10 Gently swirl the cuvette to mix the liquid well.
11 Insert the cuvette into the PrimeLab. Pay attention to the arrow on the front of the cuvette.
12 Tap TEST to perform the measurement.
13 After the lapse of a 10 second(s) countdown the measured value for fCl₂ (free chlorine) is
displayed.
14 Unscrew the lid from the cuvette.
15 Add 1 DPD N°3 Photometer powder pillow to the sample water in the cuvette.
16 Stir with the stirring rod for about 20 seconds until the reagent is completely dissolved.
17 Screw the lid back on the cuvette.
18 Gently swirl the cuvette to mix the liquid well.
19 Insert the cuvette into the PrimeLab. Pay attention to the arrow on the front of the cuvette.
20 Tap TEST to perform the measurement.
21 After the lapse of a 02:00 minute(s) countdown the total result is displayed, divided in fCl₂ =
free chlorine; cCl₂ = combined chlorine; tCl₂ = total chlorine.
Notes:
If the sample water contains more than 20 mg/l chlorine, a measured value of 0 mg/l can be
displayed. In that case, a dilution is recommended.
T37/204 T37/204