http://www.webverve.com/Business-And-Economy/Chemicals/ Features the major chemical and allied products companies including DuPont, Dow Chemical Company, Ciba Specialty Chemicals, and Sigma-Aldrich Corporation. Also includes directories of chemical companies, chemical and allied products conferences and conven.http://www.dupont.comScience-based company creating novel products in such areas as food and nutrition, health care, apparel, safety and security, construction, electronics, and transportation.Thu, 19 Oct 2006 16:31:25 GMT