
Gas chromatography-mass spectrometry (GC-MS) coupled with headspace solid-phase microextraction )HS-SPME) links cocoa variety to chocolate aroma and flavor profiles.
Varian, Inc. has published an application note entitled SEC Analysis of Xanthan. A sample of xanthan was analyzed using PL aquagel-OH columns, which were employed to avoid on-column shear degradation.






