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All Journal Pinisi Business Administration Review Jurnal Novem Medika Farmasi
Hanisa, Nur
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Decision Sciences, Operations Research & Management Economics, Econometrics & Finance Education Immunology & microbiology Materials Science & Nanotechnology Medicine & Pharmacology Public Health Social Sciences Other

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Uji Aktivitas Antioksidan dan Skrining Fitokimia Ekstrak Etanol Rumput Laut Merah (Eucheucma cottonii) Asal Kabupaten Polewali Mandar Hanisa, Nur
Jurnal Novem Medika Farmasi Vol. 3 No. 3 (2024): volume 3 Issue 3 2024
Publisher : Program Studi Farmasi, Universitas Islam Makassar

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.59638/junomefar.v3i3.1371

Abstract

Rumput Laut Merah (Eucheuma cottonii) merupakan salah satu rumput laut merah yang berpotensi sebagai sumber antioksidan alami. Antioksidan merupakan suatu senyawa yang dapat menyerap atau menetralisir radikal bebas sehingga mampu mencegah penyakit. Senyawa di dalam rumput laut merah yang dapat bersifat sebagai antioksidan adalah flavonoid. Tujuan dari penelitian ini yaitu melakukan skrining fitokimia dan menentukan aktivitas antioksidan ekstrak etanol 70% dan 90% rumput laut merah (Eucheuma cottonii). Yang diperoleh dari perairan Desa Ujung, Kecamatan Polewali Kabupaten Polewali Mandar. Metode Penelitian meliputi ekstraksi dengan metode maserasi, dilanjutkan skrining fitokimia dan uji aktivitas antioksidan dengan metode DPPH menggunakan spektrofotometer UV-Vis pada panjang gelombang visible 505 nm. Hasil uji skrining fitokimia menggunakan pelarut etanol 70% dan 90% positif mengandung golongan senyawa alkaloid, flavanoid, fenolik, saponin, dan triterpenoid diperoleh hasil rendemen ekstrak etanol 70 yaitu 10,45% dan 90 yaitu 11,68%. Uji aktivitas antioksidan ekstrak sampel masing-masing didapatkan nilai IC50 yaitu 11,553 ppm dan 9,045 ppm dikategorikan sebagai antioksidan sangat kuat. Kemampuan aktivitas antioksidan tertinggi diperoleh pada ekstrak etanol rumput laut merah (Eucheuma cottonii) dengan konsentrasi 90%.
Analysis of the Implementation of Business Strategies in Increasing the Competitiveness of Micro, Small and Medium Enterprises (MSMEs) in Cendana District, Enrekang Regency Hanisa, Nur; Rizal S, Muh; Kasmita, Maya; Rivai, Andi Muhammad
Pinisi Business Administration Review Volume 7 Nomor 2, September 2025
Publisher : Universitas Negeri Makassar

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26858/pbar.v7i2.76220

Abstract

Analysis of the Application of Business Strategies in Increasing the Competitiveness of Micro, Small and Medium Enterprises (MSMEs) in Cendana District, Enrekang Regency, Thesis, Faculty of Social Sciences and Law, Department of Administrative Sciences, Business Administration Study Program, Makassar State University. Guided by Muh Rizal and Maya Kasmita. This study aims to determine the implementation of business strategies and factors that affect the competitiveness of Micro Business actors. The method used in this research is qualitative method, which is a research method used to examine natural objects, where researchers are key instruments. Data collection techniques through observation, interviews, and documentation, informants from this study amounted to six people consisting of six micro entrepreneurs in Cendana District, Enrekang Regency. The results show that every Micro business actor seeks to improve the position of their products in competition in the market, because products are outputs of production process activities offered to the market to get attention, bought, used or consumed that can satisfy wants or needs and are one of the factors that can affect competitive advantage. Supporting factors that affect competitiveness are products offered that are durable / durable, business actors always innovate on their respective products, have their own unique products, the prices offered are very stable while the inhibiting factors are the use of social media that is not optimal, the ability to collect information on consumer needs is still lacking, and sales distribution is still limited in Enrekang Regency. Keywords : Business strategy, MSMEs, competitiveness
Co-Authors Maya Kasmita Rivai, Andi Muhammad Rizal S, Muh.