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Journal : Molekul: Jurnal Ilmiah Kimia

Utilization of Used Cooking Oil from Street Vendor: Recycle and Anti-Oxidant Enrichment with Moringa oleifera leaves Ismet, Rhahmasari; Sianipar, Rut Novalia Rahmawati; Adelia, Nesha; Filaila, Euis; Jovianto, Andrian; Firdaus, Ridwan; Hanifah, Hanifah; Dwiastuti, Rahma; Aninda, Yunita; Alfiona, Della; Akmalina, Rifkah; Iswantini, Dyah; prasetyo, Joni
Molekul Vol 19 No 3 (2024)
Publisher : Universitas Jenderal Soedirman

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20884/1.jm.2024.19.3.11023

Abstract

Used cooking oil (UCO) is abundant in Indonesia because of lifestyle of people. Especially UCO from street vendors had very low quality based on its Free Fatty Acid (FFA) content that reached 5.074%. When UCO was deposed into drainage, it would pollute the environment. Low grade UCO from street vendors contained Unsaturated-Fatty-Acid, Saturated-Fatty-Acid, and other hydrocarbons. Recycling UCO to replace edible oil considered more desirable rather than biodiesel since higher added value. FFA was the most undesired compound affecting cooking oil quality. FFA reducing with diluted 0.1 M NaOH 10% v/v could reduce FFA from 5.07% to 0.53%. Bleaching earth (BE) content mostly Si, Nb, Al, Ca and Na was safe to treat UCO for edible cooking oil. BE played cleaning UCO but absorbed the oil 17%. ANOVA analysis for BE and Moringa oleifera leaves (MOL) treatment fits with Reduced Quadratic model. Based on the ANOVA, the model showed that the decrease of FFA was determined significantly by BE amount and temperature with P-values less than 0.05. Optimization for BE treatment was done using Response Surface Method to find out the lowest FFA. And based on the simulation, it was obtained 0.2854% while the experimental results showed 0.2908%. Furthermore, BE combined with Moringa oleifera leaves (MOL) that known anti-oxidant source was used to treat UCO. UCO originally content stronger anti-oxidant activity rather fresh palm oil with IC50 62.12 and 83.03 mg/kg, respectively. Stronger anti-oxidant in UCO allegedly derived from fried foods. Treatment 10% BE and 5% MOL considered optimal for good appearance edible oil, little yellow greenish. Moreover, GC/MS analysis showed improvement active compounds in treated UCO with 5, 7.5 and 10 g MOL in 150 ml UCO with 24.36%, 30.32% and 37.76% active compounds, respectively. Moreover, anti-oxidant measured with IC50 the treated UCO were 43.18, 42.33 and 41.78 mg/kg, respectively. Increasing the number of MOL did not significantly increase the anti-oxidant activity. Anti-oxidant detected in treated UCO identified such as ethyl acridine, indolizine derivatives, cyclotrisiloxane-hexamethyl, benzimidazoles, and Fumaric acid. Based on the results, UCO recycling is applicable for a community, save expenses and strengthen food security and food sovereign. Further thought for its implementation is to design an integrated system from collecting UCO in a reservoir tank equipped with filter, recycling process and finally product tank at mini plant scale. Keywords: Anti-oxidant enrichment, bleaching earth, edible treated UCO, Moringa oleifera leaves (MOL) , UCO recycle
Co-Authors , Triadiati . TRIVADILA Adayani Nurjayanti Adelia, Nesha Adi Riyadhi Adiarso Afifi, Muhammad Ridho Agus Kartono Agus Sudiman Tjokrowardojo, Agus Sudiman Ahmad Sjahriza Ahmad, Shahrul Nizam Ai Susanti Akhiruddin Maddu Akmalina, Rifkah Alfiona, Della Ali Aulia Ghozali Ali Aulia Ghozali Alif, Alfiah Amalyah Febryanti Amalyah Febryanti Ana Fitriyani Anggia Murni Aninda, Yunita Anja Meryandini Bagaskoro Tuwalaid Budi Riza Putra Charlena Deden Saprudin Diah Ratnadewi Dian Siska RF Dinda Iryawati Dita Ariyanti DJUMALI MANGUNWIDJAJA Djumali Mangunwidjaja Dwiastuti, Rahma Eka Mardiah ELIZABETH MARTATILOFA Eti Rohaeti Euis Filaila Evul Winoto Evul Winoto Fadillah, Wendi Nurul Firdaus, Ridwan Fitriani Indahsari Franco, Christopher MM Fretty Yurike Fyrda Shellia Ghozali, Ali Aulia Hafshah, Nurul Haki, Horiana hanifah hanifah Harry Noviardi Hasim - Hefni Effendi Henny Purwaningsih Ida Ayu Putu Sri Widnyani Irmanida Batubara Ismet, Rhahmasari Joni Prasetyo, Joni Jovianto, Andrian Karnadi Komar Sutriah Kurniawan, Yehezkiel Steven Latifah K Darusman latifah K Darusman Latifah K. Darusman LATIFAH KOSIM DARUSMAN LATIFAH KOSIM DARUSMAN Lawa, Yosep Lenni Fitri Lenni Fitri Lestarani, Dewi M. Rafi Mahat, Mohd Muzamir Mardiana, Eni Mashuri Waite Maulidiyah Utami Muammar Yulian Naat, Johnson N. Nampiah Sukarno Neolaka, Yantus A B Nisa, Ulfiatun NONI NIRWANA Noor Roufiq Ahmadi Novia Rahma NOVIK NOVIK Novik Nurhidayat Novik Nurhidayat Novik Nurhidayat Novik Nurhidayat Novik Nurhidayat Novik Nurhidayat Novik Nurhidayat Novriyandi Hanif Nurdiani Nurdiani Ono Suparno Pius P. KETAREN Purbowatiningrum Ria Sarjono Purwantiningsih Sugita Putra, Sukma Triperdana Rahminiwati, Min Rani, Ismarani RESSY RIANDCI RHOITO FROISTA SILITONGA Rosihan Rosman Rosihan Rosman Rudi Heryanto Rut Novalia Rahmawati Sianipar Sagala, Zuraida Sandra Arifin Aziz Selvitia Ulandari Setyanto Tri Wahyudi Sianipar, Rut Novalia Rahmawati Sri Mulijani Subaryanti Subaryanti Subaryanti Subaryanti Subaryanti Sulitijorini, Sulitijorini SUMINAR SETIATI ACHMADI Taopik Ridwan Tatik Khusniati TRESNAWATI PURWADARIA Tuti Hayati Ramdhani Umi Cahyaningsih Upik Kesumawati Hadi UTUT WIDYASTUTI Waite, Mashuri Wasmen Manalu Wei Zhang Wendi Nurul Fadillah Wiwin Winarsih Wulan Tri Wahyuni YANTYATI WIDYASTUTI Yohana C. Sulistyaningsih Yohana Caecilia Sulistyaningsih Yulia Yellita YULIN LESTARI