Table 1 Summary of MS2 reference spectra libraries curated from different public resources

From: MetaboAnalystR 4.0: a unified LC-MS workflow for global metabolomics

Name

Records

Unique compounds

Size (MS2 | neutral loss)

Complete library

10,420,215

1,551,012

7.2 | 6.4 GB

Pathway library

172,370

3456

138.2 | 94.1 MB

Biology library

864,386

49,055

744.0 | 491.0 MB

Exposome library

1,883,828

106,387

1.5 | 1.1 GB

Lipid library

3,221,409

878,220

1.9 | 1.1 GB