It uses an object oriented data model, and consists of definitions of the underlying building blocks, including tuples, sets, lists, enumerations, and primitives. A company has formed to provide tools and training for the SAIF data standard. They maintain a WWW page for SAIF at which will be continually updated. The SAIF specification is also available by FTP at and . Documentation, and information on obtaining the source code, is available at or in a LaTex document at .
Information is obtained by sending commands in the subject line of e-mail messages.
Also available are various substance types, including organics, inorganics, polymers, salts, hydrates, multi-component mixtures and biosequences. The specification is available at . Questions and comments also are welcome. A new set of TIFF tag extensions for georeferencing raster data within TIFF 6.0, GeoTIFF, was announced July 1995. Information is available at and specifications and source code are available via ftp at .