About ACS


As a non-profit scientific organization with more than 140 years’ experience, we are a champion for chemistry, its practitioners and our global community of members.



Founded in 1876 and chartered by the U.S. Congress, we are one of the world’s largest scientific organizations with more than 155,000 members in 130+ countries. Our mission is to advance the broader chemistry enterprise and its practitioners for the benefit of Earth and its people. Our vision is to improve people’s lives through the transforming power of chemistry.




What We Do


We’re recognized as a leading publisher of authoritative scientific information. Our 65+ peer-reviewed journals are ranked the “most-trusted, most-cited and most-read.”

We empower our members to advance chemistry, elevate their career potential, expand their networks, inspire future generations, collaborate globally and build communities that provide scientific solutions.

We provide broader networks that facilitate connections and open doors in a way no other professional organization can match!



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Passion for Chemistry and the Global Chemistry Enterprise

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Focus on Members

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Professionalism, Safety, and Ethics

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Diversity, Equity, Inclusion, and Respect