CACHE - Learning community for chemical engineering.
http://www.cache.org/ more info...
Chem Consult - Is a non profit membership organization serving the chemical consulting needs of prospective clients.
http://www.chemconsult.org/ more info...
Chemical Science&Technology Laboratory - The most comprehensive array of chemical, physical,engineering measurement capabilities of any group working in chemical science.
http://www.cstl.nist.gov/ more info...
