强的松标准品
(8S,9S,10R,13S,14S,17R)- 17-hydroxy-17-(2- hydroxyacetyl)-10,13-dimeth- yl-7,8,9,10,12,13,14,15,16,17- decahydro-3H-cyclopenta[a] phenanthrene-3,11(6H)-dione
苯肾上腺素杂质标准品
(4R)-4,8-dihydroxy-N-methyl-1,2,3,4-tetrahydroisoquinoline hydrochloride monohydrate