5 Amyl nitrite inhalant 以核磁共振氫譜做含量測定時,下列化合物何者當內部參照標準品?
(A) Benzyl benzoate
(B) Benzyl alcohol
(C) Benzaldehyde
(D) Benzoic acid
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統計: A(165), B(31), C(76), D(46), E(0) #446682
統計: A(165), B(31), C(76), D(46), E(0) #446682