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Ratiometric Paper-based Fluorescent Sensor Based on Nickel Nanocluster-Europium Mixture for Detection of Tetracyclines: A Research-Oriented Comprehensive Chemistry Experiment
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表1 自来水和湖水中TC和OTC的测定(n = 3)
种类原始浓度/(µmol·L−1)添加浓度/(µmol·L−1)自来水湖水
检测浓度/(µmol·L−1)回收率/%RSD/%检测浓度/(µmol·L−1)回收率/%RSD/%
TC05.004.5991.803.204.4789.401.79
10.009.0290.203.228.9189.102.34
20.0019.1195.552.0818.1890.903.83
OTC05.004.7194.203.324.6292.401.72
10.009.2592.504.069.2592.503.68
20.0018.2495.201.9019.5297.603.22