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All Journal JITIPARI (Jurnal Ilmiah Teknologi dan Industri Pangan UNISRI) MOVE: Journal of Community Service and Engagement
Riska Putri Damayanti
Universitas Sultan Ageng Tirtayasa
Agriculture, Biological Sciences & Forestry Humanities Biochemistry, Genetics & Molecular Biology Chemical Engineering, Chemistry & Bioengineering

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KARAKTERISTIK EKSTRAK KAFEIN PADA BEBERAPA VARIETAS KOPI DI INDONESIA: REVIEW Pinkan Agustine; Riska Putri Damayanti; Nia Ariani Putri
JITIPARI Vol 6 No 1 (2021): JITIPARI
Publisher : Universitas Slamet Riyadi Surakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (174.72 KB) | DOI: 10.33061/jitipari.v6i1.5014

Abstract

Kopi adalah minuman popular dari jenis tumbuhan yang mengandung kafein. Kafein yaitu senyawa alkaloid turunan xantine (basa purin) yang dapat larut dalam air, mempunyai aroma wangi tetapi rasanya sangat pahit. Kafein bersifat basa mono-cidic yang lemah yang dapat memisah dengan penguapan air. Dengan asam, kafein akan membentuk reaksi garam yang tidak stabil sedangkan dengan basa akan membentuk garam yang stabil. Kafein mudah terurai dengan alkali panas membentuk kafeidin. Kopi robusta lebih berpotensi menghasilkan ekstrak kafein dibandingkan kopi arabika dengan perbedaan ±1% dari berat kering. Kandungan kafein dalam kopi Robusta (Toraja) selama 3, 6, 9, 12, 15 siklus berturut-turut adalah 1.439 mg/L, 2.158 mg/L, 2.695 mg/L, 2.887 mg/L dan 3.700. mg/L. Kandungan kafein yang diperoleh kopi Arabika (Jawa) selama 3, 6, 9, 12, 15 siklus berturut-turut adalah 0.474 mg/L, 0.478 mg/L, 1.056 mg/L, 1.540 mg/L dan 1.926 mg/L. Kopi Gayo menunjukkan dua sampel dari sepuluh sampel tidak memenuhi persyaratan yang ditetapkan SNI, yaitu sampel 2 dan 4, dengan kadar berturut-turut adalah 126,9 mg; 197,1 mg; 134,3 mg; 174,6 mg; 109,2 mg; 51 mg; 119,5 mg; 88,8 mg; 108,6 mg dan 141,7 mg. Sebaliknya kopi Sareng mendapatkan hasil semua sampel memenuhi persyaratan SNI, dengan kandungan berturut-turut adalah 124,7 mg; 64,4 mg; 131,9 mg; 138,3 mg; 103,9 mg; 110,1 mg; 35,3 mg; 117,5 mg; 125,7 mg dan 36,2 mg. Kafein memiliki beberapa manfaat farmakologi seperti menstimulasi sistem saraf pusat, relaksasi otot polos terutama otot polos bronkus dan stimulasi otot jantung.
Socialization and Community Awareness in Preventing COVID-19 Through Social Media by Implementing Faith, Immunization, and Safety in the Community of Sukmajaya Subdistrict, Cilegon City Ima Maisaroh; Muhammad Ananda Musaly; Rizky Haidiana Sri Barkah; Riska Putri Damayanti; Inzaghi Fakhri Alfarisi; Anisa Tiara Wahyuni; Cylvi Claudia Syafitri; Anisa Puspitasari
MOVE: Journal of Community Service and Engagement Vol. 2 No. 4 (2023): March 2023
Publisher : EQUATOR SINAR AKADEMIA

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.54408/move.v2i4.15

Abstract

Applying clean and healthy behavior (PHBS) is important to implement in life, especially during a pandemic like what the whole world is currently experiencing. The importance of maintaining this is also inseparable from maintaining faith and immunity that we must always keep. The purpose of this activity is to educate and utilize the available time to increase the knowledge and faith of residents around Sukmajaya Subdistrict. By using online socialization methods through the creation of several video content such as educational videos on the prevention of COVID-19 transmission, distribution of hand sanitizers, medical masks, pamphlets, leaflets, and several webinars including religious, health, and entrepreneurship topics. Such as how our behavior can prevent the spread of the COVID-19 virus in the community, how to use leisure time to continue to get closer to the Almighty, and how we can survive during the pandemic with all efforts, especially entrepreneurship, by holding activities that open up more opportunities for MSME entrepreneurs for residents of Sukmajaya Subdistrict, Jombang District, Cilegon City.
Co-Authors Anisa Puspitasari Anisa Tiara Wahyuni Cylvi Claudia Syafitri Ima Maisaroh Inzaghi Fakhri Alfarisi Muhammad Ananda Musaly Nia Ariani Putri Pinkan Agustine Rizky Haidiana Sri Barkah