Fig. 5: Influence of ZIF-8 shell on probe detection selectivity.

a Schematic diagram of ZIF-8 screening for hydrogen sulfide gas molecules. b UCL spectra and (c) the corresponding UCL intensity of control and experiment group reacting with different interfering substances (1 mM): (1) H2S, (2) L-Cys, (3) D-Cys, (4) L-Lys, (5) GSH, (6) Glu, (7) Gly, (8) Phe, (9)Ala, (10) Glucose, (11) AA, (12) H2O2, (13) KCl, (14) NaCl, (15) Na2SO4, (16) Blank. d The ΔCD of control and experiment group reacting with different interfering substances (1 mM)