A (-)-(1R,3R,4S)-Menthol CEP of the European Pharmacopoeia monograph is often referred to as a (-)-(1R,3R,4S)-Menthol Certificate of Suitability (COS). The purpose of a (-)-(1R,3R,4S)-Menthol CEP is to show that the European Pharmacopoeia monograph adequately controls the purity of (-)-(1R,3R,4S)-Menthol EP produced by a given manufacturer. Suppliers of raw materials can prove the suitability of (-)-(1R,3R,4S)-Menthol to their clients by showing that a (-)-(1R,3R,4S)-Menthol CEP has been issued for it. The manufacturer submits a (-)-(1R,3R,4S)-Menthol CEP (COS) as part of the market authorization procedure, and it takes on the role of a (-)-(1R,3R,4S)-Menthol CEP holder for the record. Additionally, the data presented in the (-)-(1R,3R,4S)-Menthol CEP (COS) is managed confidentially and offers a centralized system acknowledged by numerous nations, exactly like the (-)-(1R,3R,4S)-Menthol DMF.
A (-)-(1R,3R,4S)-Menthol CEP (COS) is recognised by all 36 nations that make up the European Pharmacopoeia Convention. (-)-(1R,3R,4S)-Menthol 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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