29 下列何種薄層層析用呈色劑需經加熱以產生黑色斑點而鑑定待測物?
(A) 2,4-Dinitrophenylhydrazine
(B) Ninhydrin
(C) Iodine vapor
(D) Sulfuric acid(50%)
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統計: A(5), B(6), C(21), D(32), E(0) #672928
統計: A(5), B(6), C(21), D(32), E(0) #672928