基于碳量子点和罗丹明B的新型比率荧光试纸片检测水中Hg(Ⅱ)
闫晨周炎
, 洪诚毅, 林郑忠, 黄志勇
*
Detection of Hg(Ⅱ) in Water with Ratio Fluorescent Paper Strip Based on Carbon Dots and RhB
YANCHEN Zhou-yan
, HONG Cheng-yi, LIN Zheng-zhong, HUANG Zhi-yong
*
(a) NCDs@RhB比率荧光探针对0~5 μmol·L
-1
范围内Hg(Ⅱ)的荧光响应谱图; (b) Hg(Ⅱ)浓度与NCDs@RhB比率荧光探针 F
440
/F
580
线性关系; (c) 双色比率荧光试纸片在Hg(Ⅱ)线性范围内的荧光颜色变化图