Tuning The Instrument - Waters GCT Premier Operator's Manual

3

Tuning the Instrument

This chapter describes how to prepare and tune the instrument (that is,
adjust the instrument's parameters to achieve maximum performance).
Note:
• Tuning is not the same as instrument calibration, which ensures
that the peaks displayed in a spectrum are in their correct locations.
• The figures in this chapter shows indicative parameter values only.
See also:
details of how to calibrate the instrument, and
details of the Tune window.
Contents:
Topic
Preparing the instrument for operation
Obtaining an ion beam
Setting up the instrument automatically
Tuning the instrument for EI
Tuning the instrument for best resolution in EI
Tuning the instrument for positive CI
Tuning the instrument for negative CI
Preparing for FI operation
Managing tune parameters
Chapter 4 for details of how to acquire data, Chapter 5
Appendix B for full
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