Release 08/2014 - Spectroquant
®
Multy
Pipette 2.0 ml of the
sample into a reaction
cell, close with the screw
cap, and mix.
Check the pH, specified
range: pH 10.0 – 11.5.
114562
Cell Test
Measuring range: 5.0 – 50.0 mg/l K
16-mm cell
Potassium
Quality assurance:
To check the measurement system (test reagents, meas-
urement device, and handling) ready-for-use potassium
standard solution Certipur
®
, Cat.No. 170230, concentra-
tion 1000 mg/l K, can be used after diluting accordingly.
Filter turbid samples.
Fill approx. 10 ml of
distilled water into an
empty 16-mm cell (do
not add any reagents!),
close with the screw
cap.
(Blank cell)
Select method 4 0 0 .
Insert the cell containing
the sample into the cell
compartment. Align the
mark on the cell with
that on the photometer.
Press Test .
Reaction time:
5 minutes
Press Enter to start
the countdown.
Check the pH of the
sample, specified range:
pH 3 – 12.
If required, add dilute
sodium hydroxide
solution or sulfuric acid
drop by drop to adjust
the pH.
Add 1 level blue micro-
spoon of K-2K, close the
cell with the screw cap.
Shake the cell vigor-
ously to dissolve the
solid substance.
Add 6 drops of K-1K,
close the cell with the
screw cap, and mix.
Insert the blank cell into
the cell compartment.
Press Zero .
