7 | Performing an extraction
Büchi Labortechnik AG
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Operation Manual UniversalExtractor E-800
u
Fill the organic solvent directly into the beakers.
u
Place the beakers on the corresponding positions directly on the heating plate.
u
Close the protection shield.
u
Navigate to the
[Home]
menu via the navigation path.
u
Tap the function
[Down]
on the function bar.
ð
The lift moves down.
u
Wait until the lift is in the lower position.
u
Make sure that all components of the glass setup are aligned.
Testing procedure:
Move each condenser a small distance forward and backward.
u
Tap the function
[Start]
on the function bar.
ð
The display shows the
[Home]
menu with a black background.
ð
The instrument is starting the selected method.
u
Wait until the solvent boils and condenses.
u
Make sure that there are no leaks.
7.4
Task during performing an extraction
7.4.1
Adding solvent through the condenser
There are two possibilities to add solvent throught the condenser:
1. with a dispenser see Chapter "Adding solvent through the condenser with a
2. with a funnel Chapter "Adding solvent through the condenser with a funnel",
Adding solvent through the condenser with a dispenser
CAUTION
Not correctly installed condenser
A not correctly installed condenser can cause skin burns or a building fire
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A beaker is placed under the position.
u
An extraction glass chamber is installed at the position.
u
The lift is in the lower position.
u
Insert the nozzle of the dispenser into the
condenser.
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Add solvent with a dispenser.
Summary of Contents for E-800
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