Gilson guide to pipetting - Emidio Albertini
Gilson guide to pipetting - Emidio Albertini
Gilson guide to pipetting - Emidio Albertini
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3<br />
Distribution<br />
Press the plunger but<strong>to</strong>n <strong>to</strong> the<br />
first s<strong>to</strong>p. The pis<strong>to</strong>n moves down<br />
and expels the liquid out of the<br />
capillary.<br />
4<br />
Ejection<br />
Press the plunger all the way<br />
down <strong>to</strong> the second and last<br />
s<strong>to</strong>p. Capillary and pis<strong>to</strong>n are<br />
ejected without hand contact.<br />
rest position<br />
first s<strong>to</strong>p<br />
ejection<br />
Important<br />
The pis<strong>to</strong>n and capillary<br />
are the volumetric<br />
components of positive<br />
displacement pipettes.<br />
As both parts are in<br />
contact with liquid, they<br />
must both be replaced<br />
frequently <strong>to</strong> avoid cross-<br />
contamination.<br />
Chapter 3<br />
31
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