Here is a collection of case studies of spectral data. Most of these data sets were taken from here:
http://www.models.life.ku.dk/datasets
There are more available, but this was a good representative sample of the different spectral data types.
Thanks to the development team including Ryan Parker and Jeremy Ash for putting all this together.
What's Available
- HPLC (High Performance Liquid Chromatography) example of Olive Oil