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Chemical Abstracts Service, CAS, is the producer of Chemical Abstracts, SciFinder, and co-partner in operating STN International, all of which provide comprehensive, authoritative, and reliable access to chemical and scientific information from data...

Founded in 1865, D. D. Williamson provides caramel color and natural colours for food and beverages around the world.

Chemistry is the study of matter and energy and the interactions between them. Get facts for the elements in the periodic table. Find chemistry demonstrations and experiments and science fair projects. Get chemistry homework help with worked example ...

PubChem homepage

Online Dictionary - Multiple dictionaries including: English dictionary, medical dictionary, legal dictionary, financial dictionary, computer dictionary, thesaurus, dictionary of acronyms and abbreviations, dictionary of idioms, thesaurus, Columbia e...

Yahoo! Answers is a new way to find and share information. You can ask questions on any topic, get answers from real people, and share your insights and experience.

Providing researchers with access to millions of scientific documents from journals, books, series, protocols and reference works.

Santa Cruz Biotechnology is the leading supplier of antibodies, antibody support products, gene silencers, biochemicals, buffers, lab reagents and labware

Gentle World is a non-profit vegan educational organization and intentional community, with visitor centers in both Hawaii and New Zealand.