Comparison of Total Flavonoid Content With 70% Ethanol and Ethyl Acetate Solvents Pumpkin (Cucurbita moschata Duchesne) Ultrasonic Assisted Extraction Method
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Abstract
Indonesia has a rich biodiversity that has potential for developing traditional medicines. One such plant was the yellow pumpkin (Cucurbita moschata Duchesne ), especially its skin, which was often considered waste, even though it was rich in vitamins, phenolics, flavonoids, polysaccharides, and minerals. This studied aims to identify secondary metabolite compounds, determine total flavonoid levels, compare total flavonoid levels of pumpkin skin (Cucurbita moschata Duchesne) using 70% ethanol, ethyl acetate solvents and determine differences in total flavonoid levels using the UV-Vis spectrophotometry method and determine whether there are differences or not in total flavonoid levels of pumpkin skin (Cucurbita moschata Duchesne). This research was an experimental study using the UAE method with 70% ethanol, ethyl acetate solvents and a phytochemical screening test was carried out. The data obtained were analyzed using the normality test and the nonparametric Kruskal Wallis Test. Pumpkin skin (Cucurbita moschata Duchesne) positively contains flavonoids, alkaloids, tannins, and saponins. The water content contained in the simplicia powder is 7.32%. The total flavonoid content of the 70% ethanol extract was obtained 3.69% and the total flavonoid content of the ethyl acetate extract was obtained 4.68%. The normality test of the 70% ethanol extract and ethyl acetate was not normally distributed. The nonparametric Kruskal Wallis Test resulted in a difference between the total flavonoid content of the 70% ethanol extract and ethyl acetate of pumpkin skin (Cucurbita moschata Duchesne). Because the sign results obtained were 0.046 <0.05.
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