37.將 hydrocortisone 與 hydrocortisone acetate 點在矽膠 TLC 片上,在二氯甲烷/乙醚/甲醇/水(77: 15:8:1.2)中展開。若 hydrocortisone acetate 之 Rf 值為 0.51,則 hydrocortisone 之 Rf 值最可能為下列何者?
(A)0.20
(B)0.60
(C)0.50
(D)0.05
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統計: A(4), B(18), C(4), D(2), E(0) #3818752
統計: A(4), B(18), C(4), D(2), E(0) #3818752