苯肾上腺素杂质标准品
3-(carboxymethyl)-6-(3-hydroxyphenyl)-4-methyl-2-oxomorpholin-4-ium chloride
奥美拉唑标准品
(RS)-6-methoxy-2-((4-methoxy-3,5-dimethylpyridin-2-yl) methylsulfinyl)-1H-benzo[d]imidazole
西替利嗪杂质标准品
(RS)-2-(4-((4-chlorophenyl)phenylmethyl)piperazin-1-yl)ethanol dihydrochloride