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Retention time shifts during sample set with I-Class - WKB83880

Article number: 83880

SYMPTOMS

  • Retention time shifts during sample set
  • The dynamic leak end point vent valve test passes
  • The dynamic leak test with column end point passes

ENVIRONMENT

  • ACQUITY UPLC H-Class
  • ACQUITY UPLC I-Class
  • ACQUITY UPLC Sample Manager-FTN

CAUSE

The needle or the needle seat seal is leaking.

FIX or WORKAROUND

Replace the needle and the needle seat seal (kit 700008977 for I-Class; kit 700005215 for H-Class).

ADDITIONAL INFORMATION

 

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