抗敏安杂质标准品
(RS)-N,N-dimethyl-2-(1-phenyl-1-(pyridin-4-yl)ethoxy)ethanamine sesquisuccinate
西替利嗪杂质标准品
(2-(4-(diphenylmethyl)piperazin-1-yl)ethoxy)acetic acid dihydrochloride monohydrate
苯肾上腺素杂质标准品
3-(carboxymethyl)-6-(3-hydroxyphenyl)-4-methyl-2-oxomorpholin-4-ium chloride