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Journal : International Journal of Eco-Innovation in Science and Engineering (IJEISE)

The Effect of Resin and NH4OH Addition in The Making of Ammonium Silica Fertilizer from Geothermal Sludge Wahyusi, Kindriari Nurma; Nandini, Atika; Utami, Lucky Indrati; Siswanto; Utami, Isni; Mardhiyah, Nurul; Nofita, Dian
International Journal of Eco-Innovation in Science and Engineering (IJEISE) Vol. 2 No. 1 (2021): IJEISE
Publisher : UPN Veteran Jatim

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33005/ijeise.v2i01.29

Abstract

Geothermal sludge is a waste product from geothermal where it contains SiO2 which can be used as fertilizer. In this study, the making of silica ammonium fertilizer was carried out by taking salicy acid from geothermal sludge by extracting and adding resin which was then modified with NH4OH addition. Extraction was done using 1000 ml of KOH 1 N to dissolve 60 grams of Geothermal Sludge. Resins are added with variations in resin weight, namely, 5, 10, 20, 30, and 40 grams. NH4OH was added with variations in concentrations namely 3, 6, 9, 12 and 15% with a ratio of filtrate and NH4OH solution of 1: 1. The resulting ammonium silica inorganic liquid fertilizer products were analyzed for free silica and ammonia levels. The results of this study indicate that the levels of free silica and ammonia are influenced by the weight of the resin used and the concentration of ammonium hydroxide mixed. From the results of the research, it was found that inorganic silica liquid fertilizer with the highest SiO2 content in ammonium silica liquid fertilizer occurred when adding 20 grams of resin with the addition of NH4OH with a concentration of 15% which was 1,831.87 mg / L while the highest NH3 content in fertilizer liquid ammonium silica occurs when adding 40 grams of resin with the addition of NH4OH with a concentration of 15% which is equal to 252,312.80 mg / L.
Kinetic models of candle shell alkaline hydrolysis in obtaining oxalic acid Siswanto; Wahyusi, Kindriari Nurma; Panjaitan, Renova; Nurmawati, Ardika; Najakha, Ellen Oktavia Hanim
International Journal of Eco-Innovation in Science and Engineering (IJEISE) Vol. 3 No. 1 (2022): IJEISE
Publisher : UPN Veteran Jatim

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33005/ijeise.v3i01.41

Abstract

The kinetic reaction of alkaline hydrolysis of candlenut shells to produce oxalic acid was investigated. It was performed for the non-catalyzed solid-liquid heterogeneous reaction in a range time of 30 to 90 minutes and temperature of 60oC to 90oC. This study showed that the reaction fitted the pseudo-first-order model, confirmed from the determinant coefficient value of 0.9182 to 0.9751, and the kinetic constant, evaluated using Arrhenius' law, was k= 0.034751 e^(-140.23⁄T). The rate control mechanism based on the shrinking core model was diffusion control, validated from determinant coefficient near one, from 0.9246 to 0.9766.
Co-Authors Abdul jalil ABDUL ROHMAN Adinugroho, Mukhtar Afif Fariqi Afni Mardhiyah Agus Santoso Agus Subekti Ahmad Djalaluddin Ahmad Muktamar B Ahmad Mustofa Aida Syarif Akhmad Azmiardi Aksa, Ahmad Habiburrohman Albarki, Georona Kusma Aldi Bagas Alex Kurniawandy Alfariziki, Aksal Alfian Ferdiansyah Alianse, Rizka Tri Alma, Ahmad Faizin Amalia, Riezky Amir Amri Abdulah Andi Isna Yunita Andy Hendri, MT, Andy Ania, Samsir Aditya Aqoma, Havid Ardika Nurmawati, Ardika Ari Saputro Ari Sudewo, Fajar Arifianto, Deny Aseta, Pandu Atang Sutandi Atiqullah Barori, Fadhlurrahman Rafi Baskoro, Andhi Basuki Sumawinata Benny Hamdi Rhoma Putra Budi Usodo Bugie M.H. Kusumohartono Cahyono, Bowo Eko Dafiki, Abdullah Dakhlan, Akhmad Darim, Abu Darmono Taniwiryono Defi Muslimah, Defi Muslimah Devangga Putra Adhitya Pratama Dewi Fortuna Ayu Dewi, Yossie Kharisma Diaz Kristiananda, Andreas Diki Nugroho Dimawarnita, Firda Dini Anggraini, Dini Dita Permatasari Djaksana, Yan Mitha Djati Kusdiarto Dominikus Rato Dwi Damar Andriyani Edi Yusuf Adiman Edy Hariyadi edy santosa, purnama Eli Trisnowati Endang Widyastuti Endang Yektiningsih, Endang Erna Agustina Yudiati Erniyawati Mustaqomah, Erniyawati Erwin Aditya Pratama Fahrezi Taufiq, Fariz FAHRIANOOR Faiz Alfan Hamdan Maulana Akhmad Faisal Falah, Mohammad Bachrul Faramitha, Yora Fatma Riyana Feri Hari Utami, Feri Hari Fredricka, Jhoanne Gata, Windu Grace Gata, Grace Gussevi, Sofia Haerunnisak Happy Widiastuti Hari Prasetyo, Basuki Harry Dias Darmawan Harry Widianto Hartono, Rudi Haseng, Adrialdi Hasriadi Hay's, Riyan Naufal Henda Ageng Rasena Hendra Taufik Herlin Munthe Hermawansa Herning Suryo Heru B. Pulunggono Heru S.P. Saputra Hidayat, Muhamad Taufiq Hidayat, Muhammad Nizar Horas Saut Maringan Hotma Ria Br Regar Hukubun, Mariana Ditboya Husni Mubarok Ida Ayu Putu Sri Widnyani Ikrar Pramudya, Ikrar Ilham, Mochamad Imam Asmarudin Imam Sujadi Indrayani Indriani, Frida Indriasari, Evy ISNI UTAMI Ivan Wagner Jelita Zalzabila Kalondeng, Anisa Kanedi , Indra Kania Pusriani Amalia Khilmi, Nala Khusnul Ain Kindriari Nurma Wahyusi Kurniati, Eli Kurniawati Kusumapradja, Rokiah Kuswanto Laili Syarifa Laksmindra Fitria Leila Kalsum Lia Nuralia Lilis Yuliati Lucky Indrati Utami Lukmanul Hakim Lumbantoruan, Neny Santy Jelita M. Adi Kulsum M. Dito Alriza P W Madani Hatta Madi Hartono Mahroos, Rifda El Mang, Meysyarini Mardani Sebayang Mardhiyah, Nurul Marleno, Risma Marsono Masruroh1,2, Ah Yusuf3 , Nikmatur Rohmah4, Irfansyah Baharudin Pakki5 , Anita Dewi Prahastuti Prasojo6 , Qurnia Andayani1 , *Agung Dwi Laksono7 Massie, Joshua Maulidina, Mira Megasari, Aisyah Darti Melfrianti Romauli Meliala, Andreanyta Milda Dwi Lenita Moh Romzi Mohammad Thoha Mugiyono Muh Mukhsin Muh. Amri Arfandi Muhamad Syahwildan Muhammad Anif Muhammad Hikam Muhammad Ikhwan Muhammad Mirandy Pratama Sirat Mukhid, Abd Mulia Martini Mutmainnah Muyladi, Dodi N. N. W. Triana Nabila Miftakhurriza Nadira Adristi Amaradinka Naim, Tanti Asrianti Najakha, Ellen Oktavia Hanim Nanang Saptono Nandini, Atika Narwidina, Paramita Natajaya, Andrean Noer Rahmi Ardiarini, Noer Rahmi Nofita, Dian Nufa, Nufasilul Ayati Nugraha, Adam F Nugroho, Gabryna Auliya Nur Faiqah Nalini Nur Faizah Nur Hasnah AR Nur Hidayah Nurna Aziza Nurzakiyah, Kiki Rizki Oetomo, Wateno Ony Thoyib Hadiwijaya Pamungkas, Andini Siwi Pangestu, Leni Setya Panjaitan, Renova Permatasari, Perwira Annissa Dyah Prasetyaningsih Pratama, Charis Pricillia Siahaan, Ellecia Prihartini Widiyanti Priyo Utomo Purnomo Eddie Sasongko Purnomo Edi Sasongko Putra, Ean Deka Putro, Dedy Tri Wahyudi Suryo Queen Tsamara, Vienes Radia Sultan Rahmaningsih Mara Sabirin Rakhmat Ari Wibowo Riefky Sungkar Rifqi Muhammad Riftyan, Emma Rimadyna k Ririn Angriani Risva Rizky Kurnia Manggala Rizqy Ridho Prakasa Rochim, Achmad Nur Rohman, Muchammad Nurur Roihan Mohamad Iqbal Rusdianasari Rusdianasari Rusyanti Ryanto, Aria Kusuma Yuda Saeful Anwar Saefurrohim, Muhamad Zakki Sahrudin, Muhammad Irfan Maulana Saiful Hadi Samsuddin Setio, Slamet Setyawan, Bimo Setyo Utomo Sholeh Siswohadi Siti Maimunah SITI MARIA ULFA Sity Maryamah Sofwan Noerwidi Sri Hermuningsih Sri Suharyati Subandi Sudesty, Shellya Puti Suhariningsih Sukarman SUPRAYITNO Supriyadi Suryani Dyah Astuti Susilo, Yunus Sutanto, Dedy Syahrul Kurniawan Syamsul Arifin Tarissa Diandra Putri Wibowo Tatik Trisnowati Tedi Purbangkara Titik Maslikatin Tiyas Vika Widyastuti Tomasoa, Yellia TRI HARTITI Undari Nurkalis, Undari Usman Radiana Usman, Jamiludin Vidila Rosalina Vilonika Br Napitupulu Wafa, Muhammad Sirril Wahyu Febriani Wahyu Pramusinto Wahyu Purwaningsih Wahyul Falah Wijayanti, Margaretha Yuni Wijayanti WINARNO Winda Indriani Wiwik Wida Farwati Yaqubi, Ahmad Khalil Yohanna Lilis H Yonatan Yosi Aprilani Br Perangin Angin Yudha Adytama, Ahmad Yuliazmi, Yuliazmi Yurievna, Gritcenko Lyubov Yusmarini Yusmarini Yusni Maulida Yusuf Maulana