Chemical Abstracts Service (CAS) Registry Numbers
Variety of on-line sources that can be used to find CAS Registry Numbers, as well as other chemical information.

Chemical Sources:

• Chemicals
  Search the product catalogs of all the chemical companies on the Web.
• The Fisher Scientific On-line Catalog
  Listing of all chemicals from Fisher Scientific.
• Aldrich Chemical Company
• ChemConnect
  Comprehensive searchable suppliers directory.
• Kirk-Othmer Online
  Information covering the chemical industry and allied fields. See for tips on using Kirk-Othmer Online.
• Rebase—The Restriction Enzyme Database
  Collection of published and unpublished information about restriction enzymes and related proteins, including references, recognition and cleavage sites, commercial availability, methylation sensitivity, and crystal and sequence data.

Citation Guidelines:

• MLA-Style Citations of Electronic Sources
  by Janice Walker, guidelines for citing Web pages and other Internet files.
• Citation Guides for Electronic Documents
  The International Federation of Library Associations has compiled a list of links to Web sites with style guides.
• Citation Styles
  Covers how to cite electronics sources using the following style formats: APA, CBE, Chicago and MLA.
• Citing Electronic Resources
  Links to various Web sites offering advice on how to cite electronic resources.
• US Government Printing Office Style Manual 2000
  Since 1894, the US GPO Style Manual has guided the form and style of government printing.
• Writing Guide for MLA
  Based on the 5th edition of the MLA Handbook, this guide provides information on forms of citations, how to cite sources and provides a “samples work cited” page.

Code of Federal Regulations
Hosted by the National Archives and Records Administration, the CFR is browsable and searchable. Note the special feature to retrieve specific citations.

Community of Science
COS Funding Alert subscribers receive a weekly e-mail with a customized list of funding opportunities based on your specified criteria. You will need to “join” COS in order to take advantage of this service. Membership is free through NIH.

Conversion of Units
Conversions between metric and English and vice versa. Includes conversions for volume, mass, weight, currencies, time, temperature, and force, as well as constants (such as mol, the speed of light, pi, and au) and other units specific to chemistry and physics. Over 1,200 measures are included.

Core List for an Environmental Reference Collection, US EPA, Office of Environmental Information (2843); (EPA 260-R-02-001, January 2002).
A listing of information resources in the areas of environmental protection, management and science as selected by librarians supporting the United States Environmental Protection Agency.

CRISP (Computer Retrieval of Information on Scientific Projects) Database
Searchable database of federally-funded biomedical research projects conducted at universities, hospitals and other research institutions. It is useful for searching scientific concepts, emerging trends and techniques, or identifying specific projects and/or investigators.

Community of Science (COS) Funding Opportunities Database
Search “the largest source of grant information on the Web” by country, sponsoring organization, topic or keyword. Also allows you to search for already funded research.

Copyright: Introduction to Fair Use
University of Michigan guide to the basics of understanding the “fair use” concept.

Council on Foundations
Membership organization of more than 2,000 grant-making foundations and giving programs.

Current Protocols Online The NIEHS Library subscribes to nine sections:

See also: tips on using Current Protocols Online.

 
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