ABCR, A Better Choice For Research Chemicals
Custom synthesis of fluorine, silicon, and organic chemicals. Site includes contact information, monthly specials, and online catalog.
http://www.abcr.de
H&S Chemical Company, Inc
Specialty chemical manufacturer in Kentucky, whose main products focus on food contact disinfection, and include chloramine, trichloromelamine, HF-pyridine, and specialty iodides.
http://www.hschem.com
NIST Chemistry WebBook
Database of organic chemistry compounds, organized by species. Contains chemical and physical property data on over 30,000 compounds.
http://webbook.nist.gov/chemistry/