CHEMISTRY General Chemistry Registry Numbers/Nomenclature Agro-chemicals Plastics, Polymers & Rubbers Pharmaceuticals GENERAL Chemical Abstracts The Chemical Abstracts Database is hosted on the STN Network.  The database provides coverage of the chemistry bibliographic database available from CAS (Chemical Abstracts Service) and includes the full Abstract.  Coverage includes: international journals, patents, patent families, technical reports, books, conference proceedings, and dissertations. Coverage extends from 1967 to the present.($)   Chemical Abstracts The Chemical Abstracts Database is hosted on the Questel-Orbit and Dialog Network.  The database provides coverage of the chemistry bibliographic database available from CAS (Chemical Abstracts Service) but does not include the full Abstract.  Coverage includes: international journals, patents, technical reports, books, conference proceedings, and dissertations. Coverage extends from 1967 to the present.($)  Current Patents Ltd Competitive Intelligence for the pharmaceutical industry Korean Science and Medical Abstracts (KSMA) The Korean Science and Medical Abstracts (KSMA) is hosted by the Korean Institute of Science & Technology Information. CHEMINFO The Chemical Information Sources site hosted on the Indiana University website provides information on chemical structure searching and access to structure searching systems on the web. REGISTRY NUMBERS AND NOMENCLATURE REGISTRY (Chemical Dictionary) The Registry/Chemical Dictionary Database is hosted on the Questel-Orbit, Dialog and STN Networks. The database provides chemical structures, chemical names and registry numbers issued by Chemical Abstracts Service..($) MARPAT The MARPAT (CAS Patent Markush) Database is hosted on the STN Network.  The database provides a Markush search service and contains the Markush structure records for patents found in the Chemical Abstracts file, also hosted on the STN Network.  Covers 1988 to the present..($) NIST Standard Reference Database.  Search by chemical name CAS Number, molecular formula - webbook.nist.gov/chemistry CHEMFINDER.COM Search by a chemical name, CAS Number, molecular formula, or molecular weight - www.chemfinder.com WEB ELEMENTS - Interactive Periodic Table - www.shef.ac.uk/chemistry/web-elements/index.html AGRO CHEMICALS NRA PUBCRIS NRA PUBCRIS database contains details of agricultural and veterinary chemical products which are registered for use in Australia. The data is updated nightly and includes the product name, registering company, active constituents and product category - Californian Environmental Protection Agency Department of Pesticide Regulations (www.cdpr.ca.gov/index.htm) - Search for Chemical Ingredient  by Partial Name, Chemical Code or CAS Number (www.cdpr.ca.gov/docs/monster/monster2.htm).   Other useful databases are located at www.cdpr.ca.gov/dprdatabase.htm  PLASTICS, POLYMERS & RUBBERS RAPRA The RAPRA (Rubber and Plastics) Database is hosted on the Questel-Orbit, Dialog and STN Networks. This database provides information related to rubber, plastics, adhesives, and polymeric composites. The database covers the worldwide scientific, technical, and trade literature, as well as patent documents relevant to the rubber and plastics industries and published since 1994 by the EPO, USPTO, and WIPO. ($) PHARMA CHEMICALS See Pharmaceuticals (separate entry)