EDQM标准物质是经过专门筛选的，并由欧洲药典委员会对检验后的标准物质进行确认。根据标准物质的用途（如鉴别、纯度检查、含量测定），可能会作为国际协作研究的项目。根据ISO导则34基本原则建立与分发标准物质。这些标准物质可在鉴别试验、有关物质检查、含量测定等药物分析中用作对照品，也可用于仪器的校正。
EDQM被指定为WHO抗生素国际标准品的协作标定中心
C0685000 Cefotaxime sodium 30 mg
Y0000506 Cefotaxime sodium for peak identification 10 mg
C0688000 Cefoxitin sodium 100 mg
C0690000 Cefradine 300 mg
Y0000568 Cefradine for peak identification 6 mg
C0690500 Ceftazidime 200 mg
C0690510 Ceftazidime impurity A 15 mg
C0691000 Ceftriaxone sodium 80 mg
C0692000 Ceftriaxone impurity A 10 mg
C0694990 Cefuroxime axetil 60 mg
C0695000 Cefuroxime sodium 150 mg
Y0000311 Celiprolol hydrochloride 10 mg
Y0000312 Celiprolol impurity I 0.02 mg
Y0000239 Celiprolol for peak identification 20 mg
C0698000 Cellulose acetate - reference spectrum n/a
C0698005 Cellulose acetate butyrate - reference spectrum n/a
C0698020 Cellulose acetate phthalate - reference spectrum n/a
C0700000 Cephaëline hydrochloride 10 mg
C0980650 Cetirizine dihydrochloride 100 mg
C0980651 Cetirizine impurity A 10 mg
C0984100 Cetostearyl isononanoate - reference spectrum n/a
C0990000 Cetyl alcohol 250 mg
Y0000073 Cetyl palmitate 15 60 mg
Y0000074 Cetyl palmitate 95 50 mg
C1000000 Cetylpyridinium chloride 50 mg
C1050000 Chenodeoxycholic acid 125 mg
Y0000104 Chitosan hydrochloride 30 mg
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