Skip to main content
Waters

High baseline seen on some but not all MRM channels - WKB99955

Article number: 99955

SYMPTOMS

  • High baseline in some MRM channels
  • Normal baseline seen on others
  • The baseline can be identified as chemical in origin (it disappears if the capillary voltage is set to zero)

ENVIRONMENT

  • Xevo TQ-S

CAUSE

Contaminated mobile phase

FIX or WORKAROUND

Prepare new mobile phase using clean glassware.

ADDITIONAL INFORMATION

 

eluent

Not able to find a solution? Click here to request help.

  • Was this article helpful?