4 ic anion precolumn supersep – Metrohm 761 Compact IC User Manual
Page 44
2 Installation
761 Compact IC
34
85
84
83
86
87
54
28
83
82
82
54
56
Fig. 13: Installation of precolumn glass cartridges with cartridge holder
28 Column connection capillary from
injector
84
Sleeve for precolumn cartridge
54
Compression fitting (6.2744.010)
85
Precolumn cartridge (6.1006.030)
56
PEEK capillary (6.1831.010)
86
Connection piece
for connection precolumn – column
82
End fitting
87 Screw cap for column
83
Screw cap for precolumn
2.7.4
IC anion precolumn SUPERSEP
The 6.1009.010 IC Anion Precolumn SUPERSEP has two connections
for PEEK capillaries and is installed as follows:
1 Connect precolumn
•
Remove end caps from the precolumn.
•
Fit PEEK compression fitting 54 to column connection capil-
lary 28 mounted on the injection valve (see section 2.3.5).
•
Screw precolumn to column connection capillary 28.
•
Cut a piece from the 6.1831.010 PEEK capillary as short as
possible and fit with PEEK compression fittings 54 (see sec-
tion 2.3.5).
•
Fasten the prepared capillary to the other end of the precol-
umn.
2 Rinse precolumn
•
Place a beaker beneath the outlet capillary of the precolumn.
•
Open software window for manual system control.
•
If necessary, modify
Flow rate
to the value suited for the
inserted separating column and click on
to
send this value to the 761 Compact IC.
•
Switch on high-pressure pump (
IC pump
) by clicking
and rinse precolumn with eluent for ca. 10 min.
•
Switch off high-pressure pump by clicking
.