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Waters

Low sensitivity on Xevo TQ-XS - WKB28620

Article number: 28620

SYMPTOMS

  • Low sensitivity on customer samples
  • Increase in sensitivity is seen when increasing the diff. app. voltage

ENVIRONMENT

  • Xevo TQ-XS
  • Xevo G2-XS
  • Xevo TQ-S
  • Xevo TQD
  • Xevo TQ

CAUSE

Dirty Ion Path (Ion Block, StepWave or Ion Guide, Quads, Collision Cell)

FIX or WORKAROUND

  1. Clean or replace ion block and Ion Guide/StepWave assembly.
  2. If cleaning or replacing ion block and ion guide/stepwave does not increase sensitivity, quads and collision cell should be considered to be cleaned especially if the customer compound is relatively non-polar i.e steroids.

ADDITIONAL INFORMATION

id28620, XEVOG2XSQT, XEVOG2XSTF, XEVOTQ, XEVOTQA, XEVOTQD, XEVOTQDIVD, XEVOTQIVD, XEVOTQS, XEVOTQSIVD, XEVOTQXS, XEVTQSMIVD, XEVTQXSIVD

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