BrandTech Scientific Transferpette electronic - Manual (Page 44)

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Correct Pipetting with the Transferpette ® electronic
1.
Attach the tip
Hold the pipette vertically and immerse the tip
2 to 3 mm into the liquid.
Press the pipetting key to
aspirate the liquid into the
tip. The arrow in the display
points upwards to indicate
the aspiration of liquid.
2.
Aspirate liquid
Hold the pipette at an angle between 30º and 45º,
place the tip against the vessel wall.
Press the pipetting key again
and the liquid is completely
discharged including auto-
matic blowout. Wipe pipette
tip against the vessel wall.
3.
Discharge liquid After the liquid has been aspirated, the arrow in the
display points downwards to indicate discharging.
4.
Eject tip Hold the pipette shaft over
a suitable disposal container
and the press the tip ejec-
tion key.
Tip ejection
key
The volume is set at the factory to the nominal volume for the Transferpette ® electronic and
can be changed quickly and easily. See page 42.
Quick start in the standard pipetting mode
To avoid the intake of air, leave the tip immersed
into the liquid for approx. 1 sec. Note:
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Use the correct tip according to the volume range or the color code. Ensure
that the tip is securely seated. When using the flexible pipette shaft, attach
an alternative ejector adjustment clip if necessary.
Pipette tips are disposables items!
Note:
ISO 8655 prescribes rinsing the pipette tip once with the sample liquid prior
to the actual pipetting process.