扑尔敏杂质标准品
2-(4-chlorophenyl)-4-dimethylamino-2-(2-dimethylaminoethyl)butyronitrile dihydrochloride
苯肾上腺素杂质标准品
(4R)-4,8-dihydroxy-N-methyl-1,2,3,4-tetrahydroisoquinoline hydrochloride monohydrate
扑尔敏杂质标准品
2-(4-chlorophenyl)-4-dimethylamino-2-(2-dimethylaminoethyl)butyronitrile dihydrochloride
苯肾上腺素杂质标准品
(4R)-4,8-dihydroxy-N-methyl-1,2,3,4-tetrahydroisoquinoline hydrochloride monohydrate