Waters HPLC Diagnóstico Y Corrección De Anomalías página 117

Problem - - Spurious Peaks Problem
Simple & Quick Test
Remove cap and septum from vial and run sample to see if
o
spurious peaks still
If peaks don't appear, the problem could be coming form the
•
septum
→Switch to a PTFE septum (most chemically inert material)
Should peaks still appear, troubleshoot the vial Should peaks still appear, troubleshoot the vial
Vials are manufactured from different grades of glass. Choose a
o
vial manufactured from a different grade / class of glass
Packaging used for shipping the vials can also contribute to this
o
problem.
*
Some autosamplers may require you to disable the
optical vial cap sensor
Spurious Peaks
appear.*
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