Research Article
Thin Layer Chromatography-Bioautography and Gas Chromatography-Mass Spectrometry of Antimicrobial Leaf Extracts from Philippine Piper betle L. against Multidrug-Resistant Bacteria
Figure 1
TLC plates of P. betle L. leaf ethanol extracts visualized under visible light, UV at 254 nm, and UV at 366 nm and after derivatization with vanillin-sulfuric acid. Mobile phase: ethyl acetate : n-hexane (7 : 3 v/v).
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