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  Indian J Med Microbiol
 

Figure 2: (a and b) Spectra of the studied substances, method 1: 1 – quercetin; 2 – apigenin; 3 – morin; 4 – rutin; 5 – luteolin; 6 – dihydroquercetin; 7 – naringenin; 9 – caffeic acid; 9* - caffeic acid, modified conditions without acetic acid

Figure 2: (a and b) Spectra of the studied substances, method 1: 1 – quercetin; 2 – apigenin; 3 – morin; 4 – rutin; 5 – luteolin; 6 – dihydroquercetin; 7 – naringenin; 9 – caffeic acid; 9* - caffeic acid, modified conditions without acetic acid