CAS service explained

Issue 6 and Volume 151.

CAS service explained Glenn P. Jirka Chemist Hazardous Materials Specialist University of Missouri Fire and Rescue Training Institute While reading the quality article “Tier II Chemical Inventory Form a Preplanning Resource,” by Eric G. Bachman (March 1998), I felt that the fire service community may not fully grasp the significance of the CAS number from the description given in the article. As the author states, CAS stands for “Chemical Abstracts Service.” This service, rendered by the American Chemical Society, among other things, catalogs chemical compounds according to a set of rules. In fact, this system of rules is similar to the Dewey Decimal System used in libraries, as Bachman states. However, it does not classify chemical manufacturers and users …. In fact, a CAS number is assigned to a single, specific chemical. It is unique to that material. Chemical professionals use this number while searching for information on a particular…

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