Millipore Spectroquant Multy Operating Manual page 128

Measuring range: 0.01– 2.00 mg/l Fe
Attention: In contrast to the instructions given in the package insert the sample volume as well as the reagent volume
must be doubled.
Check the pH of the Select method 2 5 1 .
sample, specified range:
pH 1 – 10.
If required, add dilute
sodium hydroxide
solution or hydrochloric
acid drop by drop to
adjust the pH.
Reaction time: Insert the blank cell into
3 minutes the cell compartment.
Press Enter to start Align the mark on the
the countdown. cell with that on the pho-
tometer. Press Zero .
Important:
For the determination of total iron a pretreatment
with Crack Set 10C, Cat.No. 114688, or Crack Set 10,
Cat.No. 114687 and thermoreactor is necessary.
Release 08/2014 - Spectroquant
Iron
24-mm cell
Fill approx. 10 ml of
distilled water into a
24-mm cell (do not add
any reagents!), close
with the screw cap.
(Blank cell)
Insert the cell containing
the sample into the cell
compartment. Align the
mark on the cell with
that on the photometer.
Press Test .
®
Multy
Pipette 10 ml of the
sample into a 24-mm
cell.
Quality assurance:
To check the measurement system (test reagents, meas-
urement device, and handling) ready-for-use iron standard
®
solution Certipur , Cat.No. 119781, concentration 1000 mg/l
Fe, can be used after diluting accordingly.
114761
Test
Add 6 drops of Fe-1,
close with the screw
cap, and mix.