![](slide0022_image070.png)
![](slide0022_image071.png)
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1. Clamp a
filtration
flask
securely to a ring
stand.
2. Place
rubber*
stopper in the top of the filtration flask.
3. Place the BŸchner funnel
on the
adaptor.
Procedure for Vacuum Filtration
*Note: Our Buchner funnels already have the rubber
stoppers attached.
![](slide0022_image074.png)