CHROMtalks - Troubleshooting Extra Peaks in HPLC

Let us walk you through a quick troubleshooting strategy for this all-too-common problem of extra peaks in HPLC. In just a few injections we can isolate the problem from a long list of possibilities to just a few, allowing you to quickly focus your troubleshooting efforts. For extra peaks coming from contamination, we will also discuss sources in the mobile phase, sample, HPLC hardware, and column to allow you to build in procedures to help avoid contamination and the occurrence of extra peaks.