Chemical Abstract Service

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Chemical Abstract Service



A branch of the American Chemical Society that maintains a registry of chemicals, active ingredients used in drugs, and food additives. Each chemical is assigned a permanent CAS number through which current data can be traced.
References in periodicals archive ?
The Company is the owner of five process and compound patents, with numerous other patents pending, and has received two Chemical Abstract Services numbers, assigned to new molecules, for MYCELX(R): 173967-80-1 and 173967-81-2.

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