http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Introduction -- Abbreviations -- Condensed chemical dictionary -- Appendix 1. Origin of some chemical terms -- Appendix 2. Highlights in the history of chemistry -- Appendix III. Manufacturers of trademarked products (alphabetical list) -- Appendix IV. Chemical Abstract (CAS) number index -- Appendix V. Tables.