雷尼替丁杂质标准品
N-(2-(((5-((dimethylamino)methyl)furan-2-yl)methyl)sulfinyl)ethyl)-N'-methyl-2-nitroethene-1,1-diamine
西替利嗪杂质标准品
(2-(4-(diphenylmethyl)piperazin-1-yl)ethoxy)acetic acid dihydrochloride monohydrate
抗敏安杂质标准品
(RS)-N,N-dimethyl-2-(1-phenyl-1-(pyridin-4-yl)ethoxy)ethanamine sesquisuccinate
苯肾上腺素杂质标准品
2-hydroxy-N-((2R)-2-hydroxy-2-(3-hydroxyphenyl)ethyl)-N-methylacetamide