Sci Techniques Mass Spec - Archives of forum, with categories for groups, troubleshooting, tutorials, professional, societies, listservers, journals, companies, supplies and services, maintained at Georgia Institute of Technology, Atlanta. Mobile Miniature Mass Spectrometer - Resource focusing on field-portable MS instruments, with classification by probe, links to project, development, MSDS, software and databases. Time Of Flight Mass Spectrometer Tutorial - Stepwise guide on the fundamentals of the method through ionisation, acceleration and detection, and instrument components required, by manufacturer and supplier R M Jordan Co Inc, Grass Valley, California. Introduction to Mass Spectrometry - Definitions and biological applications at Astbury Centre for Structural Molecular Biology, University of Leeds, England. Mass Spectrometry and Biotechnology Resource - Provides reference materials for scientists working with mass spectrometry in the biotechnology industry. Selected Ion Flow Tube Mass Spectrometry - Introduction to SIFT-MS for trace gas analysis of air, breath and liquid headspace, in medicine, biology and environmental applications. Includes links to related articles. Wikipedia: Mass Spectrometry - Introduction and related links. Harsh-Environment Mass Spectrometry - Biannual four day workshop, including applications under-water and in outer space, with abstracts and presentations at Cocoa Beach, Florida. Mass Spectrometry Blog - Web log of MS web sites and other links, maintained at Department of Chemistry, Louisiana State University.