西替利嗪杂质标准品
(2-(4-(diphenylmethyl)piperazin-1-yl)ethoxy)acetic acid dihydrochloride monohydrate
布洛芬杂质标准品
N-((2R)-2-hydroxy-2-(3-hydroxyphenyl)ethyl)-N-methyl-2-(4-(2-methylpropyl)phenyl)propanamide
苯肾上腺素杂质标准品
3-(carboxymethyl)-6-(3-hydroxyphenyl)-4-methyl-2-oxomorpholin-4-ium chloride