西替利嗪杂质标准品
(RS)-2-(4-((4-chlorophenyl)phenylmethyl)piperazin-1-yl)ethanol dihydrochloride
扑尔敏杂质标准品
(2RS)-2-(4-chlorophenyl)-4-dimethylamino-2-pyridin-2-ylbutyronitrile hydrochloride
苯肾上腺素杂质标准品
(4R)-4,6-dihydroxy-N-methyl-1,2,3,4-tetrahydroisoquinoline hydrochloride