KnowItAll Software & Spectral Libraries
Identify, Analyze, Manage Spectra!
KnowItAll 2023 Just Released!
Learn MoreWiley Registry® of Mass Spectral Data 2023
Maximize the likelihood of identification with expanded coverage in this essential GC-MS Library for confident compound identification
Learn MoreWiley Registry®+ KnowItAll Spectral Libraries
The World's Largest Spectroscopy Collection
Learn More
-
Wiley Registry/NIST Mass Spectral Library 2023
Increase the speed and likelihood of MS identification with this essential resource
-
Wiley Registry® of Mass Spectral Data 2023
Ensure the most comprehensive analyses with expanded coverage in the latest release of this trusted mass spec resource
-
Maurer, Meyer, Pfleger, Weber: GC-MS Library of Drugs, Poisons, and Their Metabolites 6th Edition
The World’s Most Comprehensive Reference for Clinical and Forensic Toxicologists - Newly Updated!
-
Mass Spectra of Designer Drugs 2023
The most comprehensive MS collection of designer drugs, pharmaceuticals, chemical warfare agents, and related substances. Now with over 34,000 mass spectra!
-
Food, Flavors, Fragrances, and Related Compounds: GC-MS Library
Accelerate food testing & analyses with focused, high-quality spectral data.
Illuminating Discoveries
The Industry Leader in High-Quality Spectral Data
About Us