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  Indian J Med Microbiol
 

Figure 6: Infrared-spectra of phenacetin composites with Pluronic-F127 (a), polyethylene glycol-1000 (c) and polyethylene glycol-1400 (e) obtained at a ratio of 1:1, 1:6, 1:10 in the wavenumber range of 400 to 4000 cm−1 and an enlarged portion of the spectrum of phenacetin composites with Pluronic-F127 (b), polyethylene glycol-1000 (d) and polyethylene glycol-1400 (f) in the wavenumber range of 1600 to 1700 cm−1

Figure 6: Infrared-spectra of phenacetin composites with Pluronic-F127 (a), polyethylene glycol-1000 (c) and polyethylene glycol-1400 (e) obtained at a ratio of 1:1, 1:6, 1:10 in the wavenumber range of 400 to 4000 cm<sup>−1</sup> and an enlarged portion of the spectrum of phenacetin composites with Pluronic-F127 (b), polyethylene glycol-1000 (d) and polyethylene glycol-1400 (f) in the wavenumber range of 1600 to 1700 cm<sup>−1</sup>