What Is a CAS Number and How Is It Assigned?
https://www.thoughtco.com/what-is-a-cas-number-3975940
Apr 15, 2013 · The Chemical Abstract Service or CAS The Chemical Abstract Service is a division of the American Chemical Society, and it maintains a database of chemical compounds and sequences. The CAS database currently contains over 55 million different organic and inorganic chemical compounds. Occupation: Chemistry Expert
Occupation: Chemistry Expert
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