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Fig. 6 | Virology Journal

Fig. 6

From: Development and efficacy assessment of hand sanitizers and polylactic acid films incorporating caffeic acid and vanillin for enhanced antiviral properties against HCoV-229E

Fig. 6

ATR-FTIR analysis of the (A) vanillin-coated PLA films and (B) caffeic acid-coated films. Each alphabet represents (a) Pure vanillin and Pure caffeic acid, (b) PLA film, and (c) vanillin-coated PLA film and caffeic acid PLA film. Different numbers (1?5) indicate the hydroxyl, carboxyl, conjugated interaction, phenolic, amorphous region, and phenolic/carboxylic functional groups

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Virology Journal

ISSN: 1743-422X