Fig. 6: Product upgrade and separation for the energy-saving electrosynthesis.

a Synthesis route of SPB from an electrolyte containing H2O2. b XRD pattern of SPB product. c Digital image of SPB product. d Synthesis route of BPO from an electrolyte containing H2O2. e XRD pattern of BPO product. f Digital image of BPO product. g Separation and purification route of anodic products. h XRD pattern of KDF product. i Digital image of KDF product.