Maintaining the NPD 11
Maintaining Your GC 217
3 Place a septum, capillary column nut, and ferrule on the
column.
4 Score the column using a glass scribing tool. The score must
be square to ensure a clean break.
5 Break off the column end by supporting it against the column
cutter opposite the scribe. Inspect the end with a magnifying
loupe to make certain there are no burrs or jagged edges.
6 Wipe the column walls with a tissue dampened with
isopropanol to remove fingerprints and dust.
7 Install the capillary column.
CAUTION
Wear clean, lint-free gloves to prevent contamination of parts with
dirt and skin oils.
Ferrule
Column nut
Septum
Good
Bad