标准品研制厂家,提供定制服务;提供COA,HPLC,MS,HNMR等图谱.5-(3-chlorophenethyl)picolinonitrile;2-Pyridinecarbonitrile, 5-[2-(3-chlorophenyl)ethyl]-;Loratadine Impurity 62;Loratadine Impurity 68;Loratadine Impurity 74;Loratadine 55;RMA02394
徐州青丘生物医药科技有限公司
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