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90在气相色谱分析中, 为了测定农作物中含硫农药的残留量, 应选用下述哪种检测器( )

单选题
2021-09-06 21:10
A、热导池
B、氢火焰离子化
C、电子捕获
D、火焰光度
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正确答案
D

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在气相色谱分析中, 为了测定农作物中含硫农药的残留量, 应选用下述哪种检测器( )
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气相色谱法测定水中有机氯农药时,分析中使用的分析纯苯、正乙烷和石油醚等试剂要经(),浓缩后,用气相色谱仪测定()存在后方可使用。
在气相色谱分析中, 为了测定农作物中含硫农药的残留量, 应选用下述哪种检测器( )
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90在气相色谱分析中, 为了测定农作物中含硫农药的残留量, 应选用下述哪种检测器( )
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