Agilent Technologies 7200 Operation Manual page 30

2 Installing GC Columns
To Prepare a Capillary Column for Installation
30
1 Cool the oven to room temperature.
2 Wearing clean gloves, slide a septum, column nut, and
conditioned ferrule onto the free end of the column
(Figure 2). The tapered end of the ferrule should point away
from the column nut.
Capillary column
Column cutter
Ferrule, taper up
Inlet column nut
Septum
Figure 2 Preparing a capillary column for installation
3 Use the column cutter to score the column 2 cm from the end.
4 While holding the column against the column cutter with
your thumb, break the column against the edge of the column
cutter.
5 Inspect the end for jagged edges or burrs. If the break is not
clean and even, repeat steps 3 and 4.
6 Wipe the outside of the free end of the column with a lint-free
cloth moistened with methanol.
Operation Manual