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Preparing for Operation
50
2 Score the column using a glass scribing tool. The score must
be square to ensure a clean break
Glass scribing tool
Figure 10
Scribing the column
3 Break off the column end by supporting it against the column
cutter opposite the scribe
magnifying glass to make certain there are no burrs or jagged
edges.
Figure 11
Breaking the column
4 Wipe the column walls with a tissue dampened with
methanol
(Figure
Figure 12
Wiping the column
5 Repeat this process on the other end of the column.
(Figure
(Figure
11). Inspect the end with a
12) to remove fingerprints and dust.
10).
Getting Started
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