BUCHI NIRCal - Manual (Page 79)

Chemometrics
NIRCal 5.5 Manual, Version A 79
NOTE
In general, the calibration wavelength / wavenumber range should be as wide as possible.
Suggested wavenumber range for NIRFlex N-500 for measuring options with

Solids and Liquids: 4'000-10'000 cm
-1
;

Fiber Optics: 4'500-10'000 cm
-1
.

Solids with Tablet Accessory: 6'000-11'520 cm
-1
.
Selecting the Calibration Wavelengths in the NIR-Explorer
To make the selection use the NIR-Explorer: double click "Calibration Wavelengths" and the Edit
selection dialog appears
Steps sequence:
1. Select Custom;
2. Type in the selection;
3. Click on OK.
NOTE
It is recommended to use only custom
selection.