Aktivitas Antioksidan Ekstrak Etanol Daun Sawo Manila (Acrhras Zapota L.) Menggunakan Metode DPPH (1,1-diphenyl-2-picrylhydrazil)

Rugayyah Alyidrus, A. S. I. Syamsu, N. Nurjannah
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Abstract

ABSTRACT Extract Ethanol of Manila Sapodilla (Acrhras zapota L.)  contain flavonoid compound with antioxidant activity. Aim of this research is to find out ethanol  extract of manila sapodilla (Acrhras zapota L.) has antioxidant activity with DPPH method (1,1-diphenyl-2-picrylhydrazil). Extract was made by using maceration  method by using ethanol liquid 70%. Ethanol extract of manila sapodilla (Acrhras zapota L.) was made main liquid 1000 ppm after that therewere dilution of 20, 40, 60, and 80 ppm. Positive control (Vitamin C) with concentration 2, 4, 6, and 8 ppm. Each of concentration was taken 1 ml then added 2 ml of DPPH (1,1-diphenyl-2-picrylhydrazil) liquid, and then it is  homogent and incubated during 30 minutes. After that, measurement of spectrophotometer UV-Vis was conducted in wave length of 517 nm. Result of data was analyzed by using absorbansi with grapic of concentration relationship with percentage of DPPH (1,1-diphenyl-2-picrylhydrazil) inhibition. Result of research shows that ethanol  extract of manila sapodilla (Acrhras zapota L.) was proven has the antioxidant activity very strong with IC50  8,2786 µg/mL. Keywords : Manila Sapodilla, DPPH, Antioxidant, Spectrophotometer. ABSTRAK Ekstrak etanol daun sawo manila (Acrhras zapota L.)  mengandung senyawa flavonoid yang memiliki aktivitas sebagai antioksidan. Tujuan penelitian ini untuk mengetahui apakah ekstrak etanol daun sawo manila (Acrhras zapota L.) memiliki aktivitas antioksidan dengan metode DPPH (1,1-diphenyl-2-picrylhydrazil). Ekstrak dibuat dengan metode maserasi menggunakan pelarut etanol 70%. Ekstrak etanol daun sawo manila (Acrhras zapota L.) dibuat larutan induk 1000 ppm setelah  itu dilakukan pengenceran 20, 40, 60, dan 80 ppm. Kontrol positif (Vitamin C) dengan konsentrasi 2, 4, 6, dan 8 ppm. Dari masing-masing konsentrasi diambil 1 ml lalu di tambahkan 2 ml larutan DPPH (1,1-diphenyl-2-picrylhydrazil), kemudian dihomogenkan dan diinkubasi selama 30 menit. Setelah itu,dilakukan pengukuran spektrofotometer UV-Vis pada panjang gelombang 517 nm. Data hasil dianalisis pengukuran absorbansi menggunakan grafik hubungan konsentrasi dengan persen inhibisi DPPH (1,1-diphenyl-2-picrylhydrazil). Hasil penelitian menunjukkan bahwa ekstrak etanol daun sawo manila (Acrhras zapota L.) terbukti memiliki aktivitas antioksidan yang sangat kuat dengan nilai IC50  8,2786 µg/mL. Kata kunci : Sawo Manila, DPPH, Antioksidan, Spektrofotometer. 
马尼拉棕榈叶乙醇的抗氧化剂提取物(Acrhras Zapota L)使用DPPH方法(11-diphenl -2 picrylhydrazil)
摘要马尼拉皂甙(Acrhras zapota L.)提取物乙醇中含有具有抗氧化活性的类黄酮化合物。采用DPPH法(1,1-二苯基-2-苦酰肼)研究马尼拉皂苷乙醇提取物的抗氧化活性。提取液采用70%乙醇浸渍法制备。以1000 ppm为主液,分别稀释20、40、60、80 ppm。阳性对照(维生素C)浓度为2,4,6和8ppm。取各浓度1ml,加入DPPH(1,1-二苯基-2-吡啶肼)液2ml,匀浆,孵育30min。然后在517 nm波长处进行分光光度计UV-Vis测量。采用吸波法对实验结果进行了分析,并绘制了浓度与DPPH(1,1-二苯基-2-苦酰肼)抑制率的关系图。结果表明,桔梗乙醇提取物具有很强的抗氧化活性,IC50为8、2786µg/mL。关键词:马尼拉皂甙,DPPH,抗氧化剂,分光光度法【摘要】牡丹乙醇提取物(Acrhras zapota L.)和牡丹黄酮(senyawa flavonoids)具有抗衰老活性和抗衰老作用。图1-二苯基-2-苦基肼(DPPH, 1,1-二苯基-2-吡啶肼)的抗氧化活性。Ekstrak dibuat dengan mede maserasi menggunakan pelarut乙醇70%。Ekstrak etandon和sawo manila (Acrhras zapota L.)分别为1000ppm和20,40,60,80 ppm。对照阳性(维生素C)丹参2、4、6、8 ppm。2 ml larutan DPPH(1,1-二苯基-2-吡啶肼),kemudian dihomogenkan dan diinkubasi selama 30 min。Setelah itu,dilakukan企鹅光谱测定仪UV-Vis pakada panjang gelombang 517 nm。数据分析:企鹅吸收、孟古那肯、胡本甘、康森特拉肯、登甘人抑制DPPH(1,1-二苯基-2-苦基肼)。哈西尔penelitian menunjukkan bahwa ekstrak etanol daum sawo manila (Acrhras zapota L.) terbukti memiliki aktivitas antioksidan yang sangat kuat dengan nilai ic508,2786µg/mL。Kata kunci: Sawo Manila, DPPH, Antioksidan, spektroftometer。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
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