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Testing Autosampler Performance

Automation doesn't necessarily mean high precision. This month's LC Troubleshooting discusses ho adding a few steps to a standard operating procedure can increase an autosampler's reliability.

Keywords: SOP, quarterly check, injection reproducibility, mechanical errors, septum, syringe plunger, air bubbles, wash solvent, degassing, needle blockage, sample size, purge cycle

LC-GC 13(10) 788-790 (1995)

John W. Dolan and Travis Culley