苯肾上腺素杂质标准品
4,6-dihydroxy-1-(hydroxymethyl)-N-methyl-1,2,3,4-tetrahydroisoquinoline
阿司帕坦标准品
(S)-3-amino-4-((S)-1-meth-oxy-1-oxo-3-phenylpropan-2-ylamino)-4-oxobutanoic acid
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