BrandTech Scientific Transferpette-8/-12 electronic - Manual (Page 46)

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Correct Pipetting with the Transferpette ® -8/-12 electronic
1.
Attach the tips
Hold the pipette vertically and immerse the tips
2 to 3 mm into the liquid.
Press the pipetting key to
aspirate the liquid into the
tips. The arrow in the display
points upwards to indicate
the aspiration of liquid.
3.
Aspirate liquid
Hold the pipette at an angle between 30º and 45º,
place the tips against the vessel wall.
Press the pipetting key again
and the liquid is completely
discharged including auto-
matic blowout. Afterwards
wipe pipette tips against the
vessel wall.
4.
Discharge liquid After the liquid has been aspirated, the arrow in the
display points downwards to indicate discharging.
5.
Eject tips Hold the manifold over a
suitable disposal container
and press the tip ejection
key.
Tip ejection
key
The volume is set at the factory to the nominal volume for the Transferpette ® -8/-12 electronic
and can be changed quickly and easily. See page 44.
Quick start in the standard pipetting mode
Use the correct tips according to the volume range or the color code. Ensure
that the tips are securely seated.
Pipette tips are disposables items!
To avoid the intake of air, leave the tips immersed
into the liquid for approx. 1 sec. Note:
46
The manifold can turn freely in both directions.
2.
Align the manifold
Note:
ISO 8655 prescribes rinsing the pipette tips once with the sample liquid prior
to the actual pipetting process.