CD Skripsi
Potensi ekstrak daging kerang kijing (Pilsbryoconcha exilis) sebagai antioksidan dengan menggunakan pelarut berbeda
Freshwater tropical mussel (Pilsbryoconcha exilis) are mussel that live in rivers, settling on sandy riverbeds and cold temperatures. Freshwater tropical mussel extract showed the presence of bioactive components of alkaloid and flavonoid groups that have the potential to become antioxidants. The purpose of the study was to determine the types of secondary metabolite compounds in mussel extracts, types of solvents that have the potential to produce antioxidants and the effect of different solvents on antioxidants in mussel extracts. This research method was an experiment with a non-factorial complete randomized design with 4 different treatment levels, namely Y0 (ascorbic acid), Y1 (n-hexane solvent), Y2 (ethyl acetate solvent), Y3 (methanol solvent) and repeated 3 times. The parameters analyzed consisted of proportion, yield, secondary metabolite compounds (qualitative) and antioxidant activity. The results showed that the proportion value of mussels was 63.33% shell, 20.67% meat, and 16.00% offal. The yield value of mussel meat flour by 30.89%. Secondary metabolite compounds identified were saponins and triterpenoids (n-hexane solvent); alkaloids, saponins, and steroids (ethyl acetate solvent); alkaloids, saponins, and flavonoids (methanol solvent). The extra antioxidant results of mussel shells showed IC50 values of 5.27 ppm (ascorbic acid comparison), 828.60 ppm (n-hexane solvent), 542.79 ppm (ethyl acetate solvent), and 207.18 ppm (methanol solvent). Based on the results obtained, methanol was a solvent that had the potential to produce antioxidants in mussel meat flour extract.
Keywords: Antioxidants, freshwater tropical mussel extract, methanol, secondary metabolites, Pilsbryoconcha exilis
1) Student at the Faculty of Fisheries and Marine Affairs, Riau University
2) Lecturer, Faculty of Fisheries and Marine Affairs, Riau University
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