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Waters

Peak area not reproducible with ACQUITY Arc- WKB26800

Article number: 26800

SYMPTOMS

  • Area count highly variable
  • Peak integration is fine
  • Priming all lines doesn't fix the issue
  • Retention time is reproducible

ENVIRONMENT

  • ACQUITY Arc

CAUSE

Worn out sample syringe

FIX or WORKAROUND

  1. Replace the sample syringe.
  2. Confirm that the area counts are reproducible.

ADDITIONAL INFORMATION

Air in the sample syringe is a common cause of incorrect area count. Perform at least 40 cycles of prime before starting an injection.

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