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. 2021 Sep 1;22(17):9518. doi: 10.3390/ijms22179518

Figure 2.

Figure 2

Morphology of the biofunctional coating of BAK onto the PET surface by Field Emission Scanning Electron Microscopy with energy-disperse X-ray spectroscopy (EDS) for elemental analysis: PET with 0.182 ± 0.034% w/w of biofunctional BAK coating (BAK Plastic) at two magnifications: (a) ×150 and (b) ×720, and (c) EDS elemental analysis of the coating and PET matrix.