PrimeLab 1.0 MULTITEST User Manual page 45

Ammonia (HR) 0.00 - 50.00 mg/l
(155)
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) Prepare 2 cells (16mm) Ammonia HR. Label one as zero cell.
2) Open the first cell (zero) and fill with 0.1ml deionised water.
3) Open the second cell (sample) and fill with 0.1ml of your sample.
4) Add 1 powder pillow Am. Silic. F5 to each vial.
5) Add 1 powder pillow Am. Cyan. F5 to each vial.
6) Swirl with clean stiring rod for app. 20 seconds until powder completely
dissloved.
7) Reagents need to react press TEST to start 20:00 minutes countdown.
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8) Place the COD adaptor into the device.
9) Place the ZERO cell and the light protection cover and than press
4
ZERO.
10) Remove the cell from the device.
11) Place the sample cell and the light protection cover into the device.
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Than press TEST.
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Assessment of the measurement value relative to the ideal range defined by you.
Measurement value for this parameter is outside the value range of this method.
Note(s)
-> (*) Conversion to NH , NH .
-> Expect tolerances of up to 25% at very low levels (0 - 5 mg/l). If you intend to
measure low levels of Amminial, please use "Ammonia LR" parameter (ID02)
-> Adjust strong alkaline or acidic water samples to pH 7 by using 1 mol/l
Hypochloric acid / 1 mol/l Soldium hydroxide, before performing the test
-> In presence of chlorine, add 0.1 mol/l Sodium thiolufate per 0.3 mg/l Cl2
-> In presence of Iron, measure the iron content of your water and add an iron
standard solution with the same concentration to your ZERO vial (1st test
step)
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Name on device: 155-AmmoniaHR-pre
Use button 3 (arrow down) to scroll through the steps.
Use button 4 to skip the notes.
Possible messages in the line below the measurement value:
"low! / high! / good!":
"Overrange! / underrange!":
3 4
(N)
Ammonia HR vial
Ammonia Salicylate F5 Powder Pack
Ammonia Cynurate F5 Powder Pack
16mm vial
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