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
3-(carboxymethyl)-6-(3-hydroxyphenyl)-4-methyl-2-oxomorpholin-4-ium chloride
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
3-(carboxymethyl)-6-(3-hydroxyphenyl)-4-methyl-2-oxomorpholin-4-ium chloride