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Journal : KOVALEN: Jurnal Riset Kimia

Penggunaan Arang Aktif Ampas Kopi untuk Menurunkan Bilangan Peroksida dan Asam Lemak Bebas (ALB) pada Minyak Goreng Bekas : Utilization of Activated Charcoal from Coffee Grounds to Reduce Peroxide Number and Free Fatty Acid (FFA) in Used Cooking Oil Prismawiryanti; Andarwati, Sophia; Syamsuddin
KOVALEN: Jurnal Riset Kimia Vol. 9 No. 3 (2023): December Edition
Publisher : Chemistry Department, Mathematics and Natural Science Faculty, Tadulako University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22487/kovalen.2023.v9.i3.16845

Abstract

The peroxide value and free fatty acid content influence the quality of cooking oil. Activated charcoal from coffee grounds has been used in processing used cooking oil. This research aimed to determine the ratio of coffee grounds activated charcoal adsorbent-to-used cooking oil (w/v) and the optimum contact time to reduce used cooking oil's peroxide and free fatty acid levels. The ratio of adsorbent and used cooking oil was 1:20, 1:10, and 1:5 (w/v) with contact times of 60, 90, and 120 minutes. Coffee grounds charcoal was activated by ZnCl2. A ratio of adsorbent and cooking oil 1:5 (10 g activated carbon and 50 ml cooking oil) reduced the peroxide number from 12 mek/O2 kg to 9.8 mek/O2 kg and free fatty acids from 0.972% to 0.383%. A contact time of 120 minutes could optimally reduce the peroxide number and free fatty acids from 12 mek O2/kg to 9.3 mek O2/kg and 0.972% to 0.332%, respectively. Coffee grounds have the potential to be processed into activated charcoal for refining used cooking oil.
Co-Authors , Amiruddin A Halim A, Syahrial A. Muhammad Idkhan Abdi, Rustam Abdul Azis Sapriadi Abdul Rahim Abqariah Achmad Tubagus Surur Adi Anggarana Adi Sulistiyono Adiwima Zebua Agus Salim Mando, La Ode Agustinus Suria Darme Ahmad, Miladu Ahadi Alaa, Siti Albasri Alezandro Lbn. Raja, Edward Alfina Taurida Alaydrus Alhadi, Kasnawi Aliyuddin Alwi Aminuddin Mane Kandari, Aminuddin Mane Amiruddin Amran Amri Usa Amrul Ikhsan Ananda Sakir Andarwati, Sophia Andhita Kartiwa Andi Arjuni K Andi Baso Kaswar Andi Baso Kaswar Andi Herman Jaya Andi Muh. Abian Abdi Andriadin, Andriadin Anjani Ichsan, Safira Anne Kurry Anggreani Arfandi Ariastuti Saleh, Wizerti Arif Budiarto ARIFUDDIN Arman Arya Putra, Muhammad Aryadi Nurfalaq Asngadi Asngadi Asrul Fahmi Atikah Asri Putri Atikah, Nurul Awinar, Chaerani Ayu Puspitasari, Ayu Azmi, Akhroja Nur Baehaqi Bahaking Rama Bastiana Bonde, Merlina Bulqis Burhanuddin Ridlwan Cantika, Laura Chitra Anggriani Dahlia, Andi Amalia Daud, Dahniyar Dea Saufika Mobilingo Devy, Happy Sista Dewi Ajeng Nurwandani Dian Wijaya Kurniawidi Dika Dayanti Ega Kurnia Eka Amelia Eka Firmansyah Endang Suerni, Endang Erwin Fadhil Mulya Ramadhan Fahyuddin Febbi Regita Cahyani Ferizaldi fida, muthmainnatun mufidah Firmanto, Taufik Firzhal Arzhi Jiwantara Fuada, Nurul Gede Harimbawa Habibatul Mukaromah Hadi, S Hadih, Suriyadi Hadijah Hadilpa, Iqhpy Hafidz Muhtar Haliah, Haliah Halide, Nirwana Hanifuddin Harianto Harnida Wahyuni Adda Haruddin Haryanti Haryati, Tia Hasan, Delina Hasmawati Hasyem, Muhammad Hasyim Haddade Hazyimara, Karunia Helen H.M Napitupulu Hidayati, Taufiq I Gde Mertha I Gde Mertha I Kade Wijaya Idris Idris Pattekai Iksan Iksan Burhanuddin, Chairul Iksan Burnanuddin, Chairul ILHAM Ilham Arifin, Muhammad Ima Mahmudah Imaduddin, M. Asad Indo Santalia Indra Santoso, Septy Indrijawati, Aini Istifarah Izzatul Ma'rifah Jasminto Jayanti Yusmah Sari Jazlina, Nurin Jekki Arto Marbun Joni Rokhmat Judana Jusman Kadek Agus Dwiwijaya Kalvin Albert Parinding Karubaba, Oktovianus Cristian Kaseng, Saharuddin Kasim, Safril Kasman Khaerus Syahidi Khairani Itsnainy, Siti Khairul Umam Khasanah, Zakirotul Khoirul Umam Kuat Ismanto Kurniawan Arizona Kusumawati, Andi La Ode Muhamad Munadi Lailatul Faizah, Arfina Laily Masruroh Laindjong, Nadia Pratiwi Lies Indriyani Lisa Rahmi Lukman M, Nendi Alfiyatul M. Alhabsyi, Ni’ma M. Nabiel Mushoddaq M.J NASHIR Ma'ari, Aman Madjid, Rifki Julyanto Mangenre, Muh. Fadli Mardianus Mas'ud Masita, Azza Maskuri Sutomo Masri Mas’ud Mauludi Meidina, Tatiana Miniharianti Miru, Sulaiman Mohammad Adi Windiarko Mohammad Arif Setyabudi Mohammad Ega Nugraha Muasomah Muh Yusuf Tahir Muh. Munadi, La ODe Muh. Natsir Mahmud Muh. 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