苯肾上腺素杂质标准品
(4R)-4,6-dihydroxy-N-methyl-1,2,3,4-tetrahydroisoquinoline hydrochloride
苯肾上腺素杂质标准品
2-(benzyl(methyl)amino)-1-(3-hydroxyphenyl)ethanone hydrochloride monohydrate
扑尔敏杂质标准品
(3RS)-(3-(4-chlorophenyl)-3-(pyridin-2-yl)propyl)dimethylamine-N-oxide maleate