BUCHI NIRCal - Manual (Page 227)

Chemometrics
NIRCal 5.5 Manual, Version A 227
Import Spectra
Imports Spectra from a File.
Several data formats can be imported.
Export
Export Project
Save a NIRCal Project as *nir File. The question: “Store the project into the database before?”
appears. It is better to export without storing (the calibration will be closed and will not be editable).