BÜCHI Labortechnik AG
Operation | 6
Operation Manual HydrolEx H-506
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u
Insert the glass sample tube in the rubber coupling at
the instrument.
ð
The glass sample tube is prepared.
6.3
Performing a hydrolysis
NOTE
To reduce processing time preheat the instrument.
3
7
6
5
2
1
4
Fig. 4: Instrument assembled for hydrolysis
1
Sample aspiration tube
2
Rinsing funnel
3
Hydrolysis vessel
4
Suction tube
5
Upper rubber coupling
6
Glass sample tube with frit
7
Lower rubber coupling
Precondition:
R
All installations are done. See Chapter 5 "Installation", page 15.
R
The samples are prepared.
R
The sample aspiration tube is assembled. See Chapter 6.1 "Assembling the sam-
ple aspiration tube", page 19.
u
Switch the
On/Off
master switch in position On.
u
Turn the
power regulator
to position
Preheat
.
u
Wait 10 minutes.
u
Close the stopcocks for the unused positions.
u
Put the hydrolysis vessel in the rack at the instrument.
u
Put the rinsing funnel onto the hydrolysis vessels.
u
Lower the hydrolysis vessels by lifting the lever.
u
Install the sample aspiration tube.
u
Turn the
power regulator
to position 2.5.
u
As soon as all samples start boiling switch on the suction pump.
