Skip to main content
Thermo Fisher Scientific

Source settings for Calibration


Due to the lower flow rates used when infusing calibrant, the physical location of the needle tip should be closer than for work at analytical flow rates.

  • About "1.2" front-to-back (slightly closer to 1 if spray shield is not being used)
  • Halfway between L-M
  • Centered left-and-right


See the attached document for pictures of proper placement.



  • TSQ-II
  • OptaMax NG
  • IonMax NG


  • Was this article helpful?