Millipore Spectroquant Multy Operating Manual page 169

Measuring range: 0.5 – 25.0 mg/l PO
1.5 – 76.7 mg/l PO
1.1 – 57.3 mg/l P
Check the pH of the Select method 3 8 6 . Pipette 5.0 ml of the
sample, specified range:
pH 0 – 10.
If required, add dilute
sulfuric acid drop by
drop to adjust the pH.
Insert the cell containing
the sample into the cell
compartment. Align the
mark on the cell with
that on the photometer.
Press Test .
Important:
For the determination of total phosphorus = sum of
orthophosphate, polyphosphate and organophosphate
either Phosphate Cell Test, Cat. No. 114543, 114729, and
100673 or Phosphate Test, Cat. No. 114848 in conjunction
with Crack Set 10/10C, Cat. No. 114687 resp. 114688 can
be used.
Release 08/2014 - Spectroquant
Phosphate
Determination of orthophosphate
-P 16-mm cell
4
16-mm cell
4
O 16-mm cell
2 5
sample into a reaction
cell, close with the
screw cap, and mix.
®
Multy
Pipette 5.0 ml of distilled
water into a second
reaction cell, close with
the screw cap, and mix.
(Blank cell)
Quality assurance:
To check the measurement system (test reagents, meas-
urement device, and handling) ready-for-use phosphate
®
standard solution Certipur , Cat.No. 119898, concentra-
3–
tion 1000 mg/l PO , can be used after diluting accordingly.
4
114546
Cell Test
Insert the blank cell into
the cell compartment.
Align the mark on the
cell with that on the pho-
tometer. Press Zero .