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[Determination of trace polychlorinated biphenyls in environmental water samples by solid-phase microextraction-gas chromatography-tandem mass spectrometry using carbon nanotube composite microspheres materials]. [PDF]
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Environment and Ecology
本文采用离子色谱法对地表水和污水中氟离子含量进行测定。阴离子交换柱、KOH 溶液为流动相、电导检测器在4分钟内完成氟离子的测定。氟离子浓度在0-2mg/L 范围内与峰面积线性关系良好,测定结果显示曲线线性良好,相关系数大于0.999,方法检出限为0.01mg/L,氟离子加标回收率为102%-107%。该方法用于地表水和污水水样中氟离子的分析,分析时间短、操作简便,所得结果令人满意。
旭 孟
semanticscholar +1 more source
本文采用离子色谱法对地表水和污水中氟离子含量进行测定。阴离子交换柱、KOH 溶液为流动相、电导检测器在4分钟内完成氟离子的测定。氟离子浓度在0-2mg/L 范围内与峰面积线性关系良好,测定结果显示曲线线性良好,相关系数大于0.999,方法检出限为0.01mg/L,氟离子加标回收率为102%-107%。该方法用于地表水和污水水样中氟离子的分析,分析时间短、操作简便,所得结果令人满意。
旭 孟
semanticscholar +1 more source

