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. 2013 Aug 21;8(8):e70697. doi: 10.1371/journal.pone.0070697

Figure 2. Characterization of Poly(δ-valerolactone)/Poly(ethylene glycol)/Poly(δ-valerolactone)-Folate (VEV-FOL) by (a) Fourier Transform Infra Red spectra (FT-IR) recorded using potassium bromide pellets and (b) 1H Nuclear Magnetic Resonance spectra (1HNMR) recorded in CDCl3 as solvent.

Figure 2