苯肾上腺素杂质标准品
3-(carboxymethyl)-6-(3-hydroxyphenyl)-4-methyl-2-oxomorpholin-4-ium chloride
苯海拉明杂质标准品
(RS)-N,N-dimethyl-N-(2-((4-methylphenyl)(phenyl)methoxy)ethyl)amine hydrochloride
西替利嗪杂质标准品
(2-(4-(diphenylmethyl)piperazin-1-yl)ethoxy)acetic acid dihydrochloride monohydrate