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. 2020 Feb 24;12(2):500. doi: 10.3390/polym12020500

Figure 1.

Figure 1

Figure 1

Scanning electron microscopic (SEM) images of raw Dowex 5WX8 polymeric resin (a), pristine SIR (b, c), RhB saturated SIR (d), and Fourier transform infrared (FT-IR) spectra of raw Dowex 5WX8 polymeric resin (i), pristine SIR (ii), and RhB saturated SIR (iii) (e).