11. Infoplease.com: Periodic Table
An interactive periodic table with information about each element including the symbol, boiling point, melting point, discoverer and origin.
http://www.infoplease.com/periodictable.php
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Rating: [5.52] Votes: [63] Hits: [144] | May 20, 2006 |
12. Periodic Table of the Elements
[Basic data, includes printable version] Information on each of the chemical elements and data on their properties. Some site information is only in Czech language.
http://www.tabulka.cz/english/
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Rating: [5.82] Votes: [96] Hits: [69] | May 20, 2006 |
13. STM Data
Data collections from Science, Technology and Medicine (STM): AntiBase (natural compound identifier), AmicBase (antimicrobial activity verifier), Mass Spectra (MS) of Pharmaceuticals and Agrochemicals, Infrared Spectra (IR) of Polymers.
http://www.wiley-vch.de/stmdata/
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Rating: [5.47] Votes: [72] Hits: [79] | May 20, 2006 |
14. Analytical Science and Instruments Limited
Providing information to the scientific community on all aspects of the analytical sciences in education, chemical suppliers, consultancies, instrumentation and research.
http://www.analytical-science.com
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Rating: [5.87] Votes: [69] Hits: [76] | May 20, 2006 |
15. Polymer Database PoLyInfo
Provides free access to data required in polymeric material design - structures, names, and properties of monomers and polymers, polymerization information.
http://polymer.nims.go.jp/polyinfo_top_eng.htm
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Rating: [4.84] Votes: [78] Hits: [68] | May 20, 2006 |
16. ChemExpo
News, stock reports, products, directories, classifieds, and profiles of commercially available chemical products; focus reports;
http://www.chemexpo.com
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Rating: [4.78] Votes: [73] Hits: [73] | May 20, 2006 |
17. History of Chemical Engineering
A chemical engineering timeline, with digressions into other topics as a reference in time.
http://www.cems.umn.edu/~aiche_ug/history/h_time.html
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Rating: [5.10] Votes: [72] Hits: [73] | May 20, 2006 |
18. Periodic Table of Elements
[Detailed] Includes general information about an element, atomic number and weight, shells and filling orbital, melting and boiling point, covalent and atomic radius, and lots of other parameters.
http://atlas.chemistry.uoc.gr/ptoe/
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Rating: [5.53] Votes: [72] Hits: [70] | May 20, 2006 |
19. Chemical Forums
Discussion boards for all areas of chemistry, at levels ranging from high school to graduate school and practicing chemists. Site also includes web directory, periodic table, articles, and reference tables.
http://www.chemicalforums.com/
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Rating: [5.01] Votes: [71] Hits: [71] | May 8, 2006 |
20. Chem Sources-Online
Supplier information for approximately 200000 chemical compounds. Searching for compounds is free, the supplier information is fee based.
http://www.chemsources.com/chemonline.html
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Rating: [5.41] Votes: [77] Hits: [63] | May 20, 2006 |
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