Millipore Spectroquant Multy Operating Manual page 51

Measuring range: 0.05 – 0.50 mg/l Al
Check the pH of the Select method
sample, specified range:
pH 3 – 10.
If required, add dilute
sodium hydroxide
solution or sulfuric acid
drop by drop to adjust
the pH.
Shake both cells vigor- Add to each test tube
ously to dissolve the 0.25 ml of Al-2K with
solid substance. pipette, close with the
screw cap, and mix.
Release 08/2014 - Spectroquant
Aluminium
16-mm cell
2 1 . Pipette 6.0 ml of the
sample into a reaction
cell, close with the
screw cap, and mix.
Reaction time:
5 minutes
Press Enter to start
the countdown.
®
Multy
Pipette 6.0 ml of distilled
water into a second
reaction cell, close with
the screw cap, and mix.
(Blank cell)
Insert the blank cell into
the cell compartment.
Align the mark on the
cell with that on the pho-
tometer. Press Zero .
Quality assurance:
To check the measurement system (test reagents, meas-
urement device, and handling) ready-for-use aluminium
®
standard solution Certipur , Cat.No. 119770, concentra-
tion 1000 mg/l Al can be used after diluting accordingly.
100594
Cell Test
Add to each cell 1 level
blue microspoon of
Al-1K, close with the
screw cap.
Insert the cell containing
the sample into the cell
compartment. Align the
mark on the cell with
that on the photometer.
Press Test .