Columns and Traps Part 1. Capillary columns
Procedure: Preparing capillary columns
102
2. Score the column using a glass scribing tool. The score must be square to
ensure a clean break.
3. Break off the column end by supporting it against the column cutter opposite
the scribe. Inspect the end with a magnifying glass to make certain there are
no burrs or jagged edges.
4. Wipe the column walls with a tissue dampened with isopropanol to remove
fingerprints and dust.
Glass scribing
tool
To Next Page
Loading...
