The American Chemical Society (ACS) is a scientific society based in the United States that supports scientific inquiry in the field of chemistry. Founded in 1876 at New York University, the ACS currently has more than 155,000 members at all degree levels and in all fields of chemistry, chemical engineering, and related fields. It is one of the world's largest scientific societies by membership. The ACS is a 501(c)(3) non-profit organization and holds a congressional charter under Title 36 of the United States Code. Its headquarters are located in Washington, D.C., and it has a large concentration of staff in Columbus, Ohio. More information...
According to PR-model, acs.org is ranked 1,248th in multilingual Wikipedia, in particular this website is ranked 1,104th in English Wikipedia.
The website is placed before gesetze-im-internet.de and after mmamania.com in the BestRef global ranking of the most important sources of Wikipedia.