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Journal : Makara Journal of Science

Effects of Nitrate and Salinity on Fatty Acid Composition of Marine Tetraselmis sp.: Potential as Biodiesel Noriko, Nita; Prayitno, Joko; Anggraini, Bunga
Makara Journal of Science Vol. 19, No. 1
Publisher : UI Scholars Hub

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Abstract

Identifying sources of renewable energy is extremely important. The potential of Tetraselmis sp. in biodiesel production was investigated using a completely randomized design with four treatments. Tetraselmis sp. was cultured on media containing different concentrations of nitrate there are 2 mM and 15 Mm and s 25 ‰ and 35 ‰ salinity. The treatments namely are (N2S25), (N2S35), N15S25) and (N15S35). Analysis of the fatty acid content using gas chromatography-mass spectrometry (GC-MS). The results showed that the highest growth occurred in culture that contained 15 mM of nitrate and 35 ‰ salinity. The lowest growth occurred in culture containing 2 mM of nitrate and 25‰ of salinity. The highest lipid content was found in cultures containing 2 mM of nitrate and 25‰ salinity, it is 34.83%. Seven fatty acids were detected in culture containing 2 mM of nitrate and 25‰ salinity namely myristic acid (4.02%), palmitic acid (40.59%), palmitoleic acid (29.06%), stearic acid (0.95%), oleic acid (12.52%), gamma-linolenic acid (2.56%), and arachidonic acid (9.38%). Four fatty acids palmitoleic acid (8.99%), palmitic acid (37.34%), oleic acid(44.89%), and stearic acid (8.78%) were detected in 2 mM of nitrate with 35‰ salinity. The fatty acids have potential to be used as raw material for biodiesel production.
Co-Authors Abdullah Hakam Syah Adienda Yoesmah Zhafirah Adita Surya Doeana Agus Masduki Agustono, Rachmad Aidha Zulaika Aishah Feroza Akifah Lutfiah Alfiah, Elma Alma Mandjusri Amelia Latifa Analekta Tiara Perdana Andri Hadiansyah Ang, Benson Angelia Yulita Anggraini, Bunga Anita Mirasaraswati Arief Lelono Arum Arief Pambudi Armelia, Adela Arniaty, Andi Astria Prastika Dewi Bahrul Ulum Basma Basma Budi Aribowo Bunga Anggraini Choirunnisa, Nadiyah Isna Clarinda Puspitajati Crisnia Crisnia Cyndi Marcelina Dewi Elfidasari Dhia Puti Andini Wibowo Dinda Zalfa Dody Haryadi Dwi Astharini Dwi Atmi Narwati Ekaristi Pratiwi Ekowati Chasanah Elya Novani Endah Permata Sari Fachrudin, Muhammad Iqbal Raihan Fajar, Mahesa Putra Firli Azkia Rahmi Firman Alamsyah Gintung Patantis Grariani Nufadianti Habib Pangeran Hamisya Nurindriani Haris Atsal, Muhammad Amar Herlina, Sandra Hidayat Yorianta Sasaerila Imam Rosadi Indrini, Tri Ishmah, Fahradhita Sri Joko Prayitno JOKO PRAYITNO Kintoko, Wendy Almira Liana Mailani Mandjusri, Alma Maulana, Aisyah Fajri Maulida, Aulia Muchammad Nasucha Mulyanto, Rizky Nuur Berlianni Nadiyah Isna Choirunnisa Ninditasya Wulandari Novani, Elya Nunung Nurhasanah Nurfadillah Nurfadillah Parameswari, Shahnaz Kintan Perdana, Analekta Tiara primasari, alina Pua Meno, Muhamad Zikrillah Purwanty Rara Azura Puspitasari, Riris Lindiawati Rahayu, Kun Mardiwati Rahmat Azhari Riris Lindiawati Puspitasari Risa Azhari Rismayanti Rismayanti Saffana, Nadhira Sahamony, Nur Fitriyani Sakinah Sakinah Sakinah Sakinah Sastradinata, Raydinal Adam Kusdinar Shafira, Rizka Shalsabila, Nayla Fatihah Siti Fauziah Canadianti Soesilo, Tri Edhi Budhi Stenny Putri Syaefudin - Syamsul Arifin Syarif Hidayat Syifanindira, Satri Vierly Taufiq W Priambodo Tharra Azzahra Riyana Vaerani, Nazwa Aiska Varomdhona, Siti Whisnuwardani, Indri Rosemaya Widhi Wijayanti Wijihastuti, Risa Swandari Wijihastuti, Risa Swandari Yunus Effendi Yusro Nuri Fawzya Yusuf, Andi Mukramin Zaharah, Puteri Zahid Azka Ramadhan Zalfa, Dinda