LCMSER, the field guide for LCMS problems: troubleshooting, chromatography, mass spec, method development

Troubleshooting tips, at the ready and at your fingertips. Free tools for people who run LC-MS: find the cause of a problem in order, and skip the math you redo every week.

Open the TroubleshooterOpen the Calculators
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Start with Your Problem

No sign-up. Works on your phone at the instrument.

Who It's For

Anyone who has stared at a pressure trace and wondered where to start.

New Core Facility StaffA reliable order of operations when the instrument misbehaves.

Grad Students and PostdocsFewer lost days when the person who knows the instrument is away.

Method DevelopersQuick scaling and mass math while you iterate.