Millipore Spectroquant Multy Operating Manual page 172

Measuring range: 0.50 – 5.00 mg/l Ca
0.70 – 7.00 mg/l CaO
1.2 – 12.5 mg/l CaCO
Check the pH of the Select method 4 1 0 .
sample, specified range:
pH 5 – 8.
If required, add dilute
sodium hydroxide
solution or hydrochloric
acid drop by drop to
adjust the pH.
Reaction time: Insert the blank cell into
10 minutes, measure the cell compartment.
immediately. Align the mark on the
Press Enter to start cell with that on the pho-
the countdown. tometer. Press Zero .
Release 08/2014 - Spectroquant
Residual Hardness
16-mm cell
16-mm cell
16-mm cell
3
Pipette 4.0 ml of the
sample into a reaction
cell, close with the screw
cap, and mix.
Insert the cell containing
the sample into the cell
compartment. Align the
mark on the cell with
that on the photometer.
Press Test .
®
Multy
Measuring range: 0.07 – 0.70 °d
0.12 – 1.25 °f
0.09 – 0.87 °e
Pipette 4.0 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 calcium stan-
®
dard solution Certipur , Cat.No. 119778, concentration
1000 mg/l Ca, can be used after diluting accordingly. (Pay
attention to pH value! )
114683
Cell Test
16-mm cell
16-mm cell
16-mm cell
Add to each cell 0.20 ml
of RH-1K with pipette,
close with the screw cap,
and mix.