30.電子捕獲偵測器對下列何種化合物的靈敏度最低?
(A)C6H5NO2
(B)CH3CH2CH2Br
(C)CH3CH2CH2CF3
(D)CH3CH2CH2CH2CH2CH3
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統計: A(212), B(88), C(90), D(4661), E(0) #3135657
統計: A(212), B(88), C(90), D(4661), E(0) #3135657