Malvern Zetasizer Nano Series, Руководство по самостоятельной установке и быстрому запуску

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6
Size test
Zeta Potential test
a.
Take a square plastic cuvette (not a glass one) from the consumables pack.
b.
Fill it with between 1.0mL and 1.5mL of the supplied Installation Sample (DTS1050) from the
syringe, as follows.
c.
Tilt the cuvette and allow it
to fill slowly:
ill 7935
To stop bubbles forming, let the
sample flow down the inside.
d.
The sample depth should be
between 10 and 15 mm.
ill 7936
e.
Push the lid securely onto
the cuvette:
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a.
Take a supplied Folded capillary cell and rinse this with ethanol or methanol. A syringe or wash
bottle can be used. Use sufficient fluid to just wet the surface of the cell and the electrodes.
b.
Flush de-ionised water through the cell five times. To do this, insert a syringe of water in one port,
an empty syringe in the other. Flush the syringe’s contents through the cell into the empty syringe.
c.
Invert the cell :
ill 7938
d.
Slowly inject the DTS1050 sample
from its syringe into the cell, filling the
U tube to just over half way
.
e.
Check no air bubbles form in the cell.
Tap the cell gently to dislodge any that
do form.
f.
Turn the cell upright and
continue injecting slowly
until the liquid reaches the
bottom of the ‘luer’ outlet
.
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g.
Check again for bubbles
in the cell. Tap the cell
gently to dislodge these.
h.
Check that the elec-
trodes are com-
pletely immersed.
i.
Remove the syringe
and insert a cell
stopper in each
port:
ill 7940
j.
Remove any liquid
spilt on the elec-
trodes.
Max: 15mm
Min: 10mm
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