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  Indian J Med Microbiol
 

Table 4: Band intensities of free I1659 and bound I1646 of C=O group of drug and their ratios for phenacetin and its composites with PEG-1000, PEG-1400, Pluronic-F127 of varying composition

Table 4: Band intensities of free I<sub>1659</sub> and bound I<sub>1646</sub> of C=O group of drug and their ratios for phenacetin and its composites with PEG-1000, PEG-1400, Pluronic-F127 of varying composition