NIST 17 ESI- & EI-MS/MS Database & Search Program

NIST 17 MS/MS libraries (nist_msms and nist_msms2) is a subset of NIST 17 with 652,475 spectra of 123,881 ions for 15,243 compounds (representing a 65% increase over NIST14)

Spectra include metabolites, peptides (biologically active peptides and all di-peptides and tryptic tri-peptides), contaminants, metabolites, lipids and more.