PrimeLab 1.0 MULTITEST User Manual page 250

Phosphorus-Total (LR)
(153)
Measurement procedure:
The steps up to the selection of the parameter value to be determined are the same for all
procedures and described on page "TEST-5". Please observe the important notes for
accurate measurements on pages "TEST-8" and "TEST-9".
!
The individual steps of the measurement procedure are shown on the display.
1) Add 5ml sample water into a new and clean Phosphorus LR cell.
2) Add 2 x 0.5ml scoops of PL Phosphorus 2.
3) Immediately close the lid and shake vial vigorously for 00:20 minutes.
4) Press TEST to start 00:20 minutes countdown.
4
5) Put the cells for 30:00 minutes at 150°C in a preheated thermoreactor.
6) Press TEST to start 30:00 minutes countdown.
4
7) CAUTION: cells are hot! Remove the cells from the thermoreactor and
allow to cool to 60°C or less.
8) Add 10 drops PL Phosphorus LR1 to your sample. Shake the cell to mix
the liquid.
9) Place the COD adaptor into the device.
One-Time-Zero:
Measure new ZERO
Use last ZERO
1 2 3
!
10) Do you want to use the last stored ZERO value?
11) Close the lid, place the cell into the photometer (use caution to the
4
arrow on the cell) and press ZERO.
12) Remove the cell and open the lid.
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Name on device: 153-PsphrTotLR-tab
Use button 3 (arrow down) to scroll through the steps.
Use button 4 to skip the notes.
If after switching on the device you have already performed the
ZERO (baseline) adjustment for the same type, the following
message is displayed:
-> Measure new ZERO
-> Use last ZERO
4
For the sake of precision select "Use last ZERO" only
if the stored ZERO value is used with the
same cuvette and the same water sample for the test!
0.00 - 2.60 mg/l
= continue with step 10)
= continue with step 13)
(P) 16mm vial
Phosphorus LR vial
PL Phosphorus LR1
PL Phosphorus 2
Phosphate LR 1
Phosphate LR 2
Continued...
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