【单选题】【消耗次数：1】
下列哪种检测器，基于被分析组分对特定波长的紫外光的选择性吸收，其吸收度与组分的浓度的关系服从Beer定律
①
蒸发光散射检测器
②
光电二极管阵列检测器
③
荧光检测器
④
示差折光检测器
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