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  Indian J Med Microbiol
 

Figure 2: Ultra-performa nce liquid chromatography chromatogram of the ferulic acid standard. The peak at retention time of 6.31 min was ferulic acid and designated as the reference peak for the calculation of relative peak area

Figure 2: Ultra-performa nce liquid chromatography chromatogram of the ferulic acid standard. The peak at retention time of 6.31 min was ferulic acid and designated as the reference peak for the calculation of relative peak area