The synthesis of SBA-Pr-N-Is-Bu-SO3H as a new Hg2+ fluorescent sensor

Aggregation-Induced Emission Luminogen-Encapsulated Fluorescent Hydrogels Enable Rapid and Sensitive Quantitative Detection of Mercury Ions

“…The following supporting information can be downloaded at: , Figure S1: Molecular structure of TPE-RB; Figure S2: Schematic image of a 3D-printed mold for synthesizing TR hydrogels; Figure S3: Fluorescence excitation spectrum and emission spectrum of TPE-RB; Figure S4: Volume optimization of TR hydrogels; Figure S5: The PL intensity of the supernatant and TR hydrogels within 40 min; Figure S6: Quantitative assay for Hg 2+ in ultrapure water, using the TR hydrogel chemosensor; Figure S7: Effect of pH on fluorescence response of the TR hydrogel chemosensor; Figure S8: PL intensity of TPE-RB in Hg 2+ -spiked water after Hg 2+ was adsorbed by different numbers of agarose hydrogels; Figure S9: Quantitative calibration curve of Hg 2+ using TPE-RB probes; Figure S10: Locations of the sampling sites of the freshwater lakes in Nanchang City, Jiangxi Province; Table S1: Comparison of the sensitivities and linear ranges of different fluorescent sensors for Hg 2+ detection; Table S2: Analysis of Hg 2+ contamination in real lake samples by ICP-AES and TR hydrogels methods [ 48 , 49 , 50 , 51 , 52 , 53 , 54 , 55 , 56 ].…”