![](https://static.youtibao.com/asksite/comm/h5/images/m_q_title.png)
[单选题]
卤素化合物选择()
A.氢火焰离子化检测器(FID)
B.热导检测器(TCD)
C.电子捕获检测器(ECD)
D.火焰光度检测器(FPD)
E.氮磷检测器( NPD )
![](https://static.youtibao.com/asksite/comm/h5/images/m_q_a.png)
C、电子捕获检测器(ECD)
![](https://static.youtibao.com/asksite/comm/h5/images/solist_ts.png)
A.氢火焰离子化检测器(FID)
B.热导检测器(TCD)
C.电子捕获检测器(ECD)
D.火焰光度检测器(FPD)
E.氮磷检测器( NPD )
C、电子捕获检测器(ECD)
在理化试验室里,常用各种气体,气相色谱-氢火焰离子化检测器用的载气是
A.乙炔气
B.氢气
C.氮气
D.氩气
E.空气