Characterization of ZnPc-SWNHox-BSA by EDX and TGA. (A) Representative STEM image of one aggregate of ZnPc-SWNHox-BSA. (B–D) Atom-mapping images of C (B), Zn (C), and O (D). (E) Representative EDX spectra of ZnPc-SWNHox-BSA. (F) TGA results of SWNHox (black line), ZnPc powder (magenta line), SWNH-BSA (blue line), and ZnPc-SWNHox-BSA (red line).