Squirrel Tutorial Pre – Pre-Process Steps Modify Single Ion (SI) M/z Calibration Fitting Baseline Fitting Donna Sueper Aerodyne, University of Colorado, Boulder Pre – Pre-Process Steps Tutorial Outline Squirrel Quick-Look Flow Chart Review Squirrel Complete Analysis Flow Chart MS Stick Calculation discussion, Screen Shots modify SI (Results = 1 wave) m/z fitting (Results = 3 waves) baseline fitting (Results = 10 parameters) HDF Index Tab