欢迎访问灵灵九化工原料中间体交易平台009
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Diphenhydramine hydrochloride Molecular formula: C17H21NO.HC...
原料药Tiotropium Bromide monohydrate 噻托溴铵一水合物139404-48-1 ≥99% ...
用于预防和治疗支气管、哮喘、过敏性皮炎....
盐酸赛庚啶...