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American Chemical Society,美國化學學會  美國化學會  ACS  
美國化學會 American Chemical Society ACS 是一個化學領域的專業組織，成立于1876年。現有163,000位來自化學界各個分支的會員。美國化學會每年舉行兩次涵蓋化學各方向的年會，并有許多規模稍小的專業研討會。 美國化學會擁有許多期刊，其中《美國化學會志》已有125年歷史。


  

  
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 164,000 members at all degree-levels and in all fields of chemistry, chemical engineering, and related fields. It is the world's largest scientific society and one of the leading sources of authoritative scientific information.[1]
The ACS is a 501(c)3 non-profit organization. The ACS holds national meetings twice a year covering the complete field of chemistry and also holds dozens of smaller conferences in specific fields. Its publications division produces dozens of scholarly journals including the prestigious Journal of the American Chemical Society. The primary source of income of the ACS is the Chemical Abstracts Service and 38 peer-reviewed publications. Chemical & Engineering News is the weekly news magazine published by the American Chemical Society and is sent to all members. The ACS membership is organized into 187 geographical Local Sections and 33 Technical Divisions.
The group holds a congressional charter under Title 36 of the United States Code.