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. 2019 Sep 14;24(18):3344. doi: 10.3390/molecules24183344

Figure 4.

Figure 4

Normalized absorbance variation at λ = 381 nm of a 5 µM para-nitroaniline (p-NA) water solution upon increasing the dipping time of untreated (black squares) and H2TPP- (black triangles) and ZnTPP-treated (black circles) PES mats.