Peak detection (First Derivative)

Please start OpenChrom, load a chromatogram and modify the peak detector settings (Menu > Window > Preferences > Chromatography/Spectrometry >…

PCA – GC/MS data

OpenChrom offers rudimental functionalities to run a principal component analysis (PCA) on chromatographic/mass spectrometric data. This is especially helpful when…

SGH calculation of Py-GC/MS data

OpenChrom can be used to perform a calculation of the SGH (Syringyl/Guaiacy/p-Hydroxyphenyl) and carbohydrate ratio of a wood sample measured…

OpenChrom and NIST-DB

This tutorial shows how to use OpenChrom for an automated identification of peaks using the NIST/EPA/NIH Mass Spectral Library. You…