扑尔敏杂质标准品
2-(4-chlorophenyl)-4-dimethylamino-2-(2-dimethylaminoethyl)butyronitrile dihydrochloride
苯肾上腺素杂质标准品
2-(benzyl(methyl)amino)-1-(3-hydroxyphenyl)ethanone hydrochloride monohydrate
西替利嗪杂质标准品
(2-(4-(diphenylmethyl)piperazin-1-yl)ethoxy)acetic acid dihydrochloride monohydrate