A software package for professionals in forensics, toxicology, national security and environmental science, the Wiley Registry of Mass Spectral Data, eighth edition, from !%John Wiley & Sons Inc.%! contains nearly 400,000 mass spectra, more than 180,000 searchable structures and more than 2 million chemical names for detection, identification and verification. The edition features improved molecular diversity, chemical warfare precursors, searchable structures and substructures, and new high-resolution spectra and organics. Available in a multiformat disc (Agilent Chemstation and MSSearch), the database is compatible with Agilent Chemstation, Thermo Electron XCalibur, Varian MS Workstation, PerkinElmer TurboMass and NIST MSSearch. Contact the company for pricing information.