及电子捕获检测器（ECD），外标法计算含量。
The electron capture detector(ECD) and the external standard method were used.
用电子捕获检测器，大孔径毛细管色谱柱直接进水样分析7种有机磷农药。
The 7 kinds of organic phosphorus pesticides in injecting water sample wits Gas Chromatography equipped with ECD, large diameter capillary column.
使用固相微萃取装置用气相色谱电子捕获检测器测定饮用水中氯仿和四氯化碳。
By using solid phase microextraction instrument, chloroform and tetrachloromethane in drinking water was detected in ECD of gas chromatography.
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