Services The Mass Spectrometry Core Facility provides many services to our clients. Some of our most popular services are listed below. Contact us if a service you need is not listed, we may be able to assist you. Lipidomics Electrospray Direct Injection Electrospray LC/MS In-gel Digestion and Protein Identification Small Molecule Quantitation by LC/MS/MS Solution Digestion and Protein Identification Targeted Quantitative Proteomics Untargeted Quantitative Proteomics