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• Troubleshooting LC, basics
• How to avoid trouble
• Top tips from practice
• Systematic problem solving
• Pressure problems
• Peak problems
  • > No peaks
  • > Very small peaks.
  • > Back tailing peaks.
  • > Front tailing peaks.
  • > Split peaks.
  • > Round (double) peaks.
  • > Negative peaks.
  • > Ghost peaks.
• Resolution problems
• Bad column stability
• Baseline problems
• The pump
• Injection
• The column
• Mobile phase
• Detection
• Diagnosing 'bad' chromatograms
• More 'bad' LC chromatograms
• How to use and regenerate columns
• Bad retention time stability
• LC troubleshooting advanced course
• How to avoid trouble
• Diagnosing 'bad' chromatograms
• Before you call the service dept!

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