氯雷他定标准品
Ethyl 4-(8-chloro-5,6-di-hydro-11H-benzo[5,6] cyclohepta[1,2-b]pyridin-11-ylidene)-1-piperidinecarbox-
苯肾上腺素杂质标准品
4,6-dihydroxy-1-(hydroxymethyl)-N-methyl-1,2,3,4-tetrahydroisoquinoline
西替利嗪杂质标准品
(2-(4-(diphenylmethyl)piperazin-1-yl)ethoxy)acetic acid dihydrochloride monohydrate