A alpha,alpha'-Diethyl-4,4'-stilbenediol CEP of the European Pharmacopoeia monograph is often referred to as a alpha,alpha'-Diethyl-4,4'-stilbenediol Certificate of Suitability (COS). The purpose of a alpha,alpha'-Diethyl-4,4'-stilbenediol CEP is to show that the European Pharmacopoeia monograph adequately controls the purity of alpha,alpha'-Diethyl-4,4'-stilbenediol EP produced by a given manufacturer. Suppliers of raw materials can prove the suitability of alpha,alpha'-Diethyl-4,4'-stilbenediol to their clients by showing that a alpha,alpha'-Diethyl-4,4'-stilbenediol CEP has been issued for it. The manufacturer submits a alpha,alpha'-Diethyl-4,4'-stilbenediol CEP (COS) as part of the market authorization procedure, and it takes on the role of a alpha,alpha'-Diethyl-4,4'-stilbenediol CEP holder for the record. Additionally, the data presented in the alpha,alpha'-Diethyl-4,4'-stilbenediol CEP (COS) is managed confidentially and offers a centralized system acknowledged by numerous nations, exactly like the alpha,alpha'-Diethyl-4,4'-stilbenediol DMF.
A alpha,alpha'-Diethyl-4,4'-stilbenediol CEP (COS) is recognised by all 36 nations that make up the European Pharmacopoeia Convention. alpha,alpha'-Diethyl-4,4'-stilbenediol CEPs may be accepted in nations that are not members of the Ph. Eur. at the discretion of the authorities there.
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