Comprehensive Compound Coverage for Confident MS Results
The Wiley Registry/NIST Mass Spectral Library 2023 offers unmatched compound coverage with over 3 million spectra (EI and MS/MS), making it the go-to resource for identifying unknowns in GC-MS and MS-MS workflows.
Key benefits of the 2023 release:
- Broad compound range for targeted and non-targeted analysis
- Expanded global patent coverage (USA, China, Japan, Europe)
- Searchable metadata like structures, physical properties, and DOIs
- Quality-checked data curated by experts
- Segmented libraries for enhanced search performance
- Comes with NIST 2023 Software (MS Search, AMDIS, MS Interpreter)
- Now available via KnowItAll subscription for continuous updates
New in 2023:
- 74,000+ new compounds, 91,900+ new spectra
- AI-RI values for EI data and major expansion of MS/MS entries
- Spectra assigned a Quality Index for more precise filtering
The Wiley Registry/NIST 2023 is compatible with most MS platforms. Learn more at sciencesolutions.wiley.com/compatibility.


