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Journal : Indonesian Journal of Chemistry

Response Surface Method Application in Tofu Production Liquid Waste Treatment Hefni Effendi; Romi Seroja; Sigid Hariyadi
Indonesian Journal of Chemistry Vol 19, No 2 (2019)
Publisher : Universitas Gadjah Mada

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (16.019 KB) | DOI: 10.22146/ijc.31693

Abstract

Liquid waste of tofu production has a high content of organic matter which can lead to a decrease in water quality. This study was aimed to obtain an optimal combination of duration and waste concentration in tofu liquid waste treatment using Chrysopogon zizanioides. Response surface method using Design Expert 7.0 software was applied to optimize combination response of duration (3, 9, 15 days) and waste concentration (20, 40, 60%), aided by Design Expert 7.0 software. The optimum treatment was 15 days with 20% waste concentration, reducing 55.48% of COD, 37.86% BOD, 93.51% TSS, 87.86% Turbidity, increasing DO to 7.2 mg/L and pH to 7.2.
Co-Authors - - mardiyana - - nurjanah . Chaidir A. Zaenal Mustopa A. Zaenal Mustopa Adi Sulaksono Aditya Herry Emawan Agustina Sinuhaji Ahmad Jamhari Rahmawan Ali Mashar Aloysius Adimas Kristianiarso Andrian Rizaldy Azhar Audra Ligafinza Audra Nur Ayub Sugara B Sartono Bagus Amalrullah Utomo Bagus Amalrullah Utomo Bq Tri Khairani Ilhami Bq Tri Khairina Ilhami Budi Kurniawan Budi Nurtama Budi Nurtama Chaidir Chaidir Charles Parningotan Haratua Simanjuntak Cut Meurah Nurul 'Akla Damar, Ario Dea Fauzia Lestari Dedi Soedarma Dedi Soedarma Dedi Soedharma Dedi Soedharma DEDI SOEDHARMA Dewanti Pratiwi Dietriech G. Bengen Dietriech Geoffrey Bengen Dino Rimantho Dita Ariyanti Ditta Ayu Anggraini Dwi Suci Indah Permata Sari Dyah Iswantini Dyah Muji Rahayu Enan M Adiwilaga Eriyatno . Erlangga Erliza Noor Erniati Etty Riani Eva Cristine Ronauli F Farlina Fitri Ariani Flandrianto Sih Palimirmo Fredinan Yulianda Gatot Prayoga Gatot Prayoga Gatot Yulianto Gede Iwan Setiabudi Ghozali, Ali Aulia Giri Maruto Darmawangsa Gunawan Gunawan Gunawan Pratama Yoga Hadi Supardi Hari Wijayanto Harum Farahisah Harum Farahisah Herman Yulianto I Wayan Nurjaya Imamshadiqin Iman Rusmana Imanullah Irza Arnita nur Kurniawan, Yehezkiel Steven Luisa Febrina Amalo Luluk Dwi Wulan Handayani Majariana Krisanti Marfian Dwidima Putra Maryono Maryono Maulid Wahid Yusuf Melanie Cornelia, Melanie Melki . Melki Melki Meutia Samira Ismet Muhammad Mukhlis Kamal MUJIZAT KAWAROE Mujizat Kawaroe Mujizat Kawaroe Mujizat Kawaroe Mujizat Kawaroe MUJIZAT KAWAROE Mukti Ali Mursalin Idris Mursalin Mursalin Mursalin Mursalin Nabil Zurba Neneng Marlian Neneng Sri Hendra Neviaty P Zamani Neviaty P. Zamani Neviaty P. Zamani NEVIATY PUTRI ZAMANI Niken TM Pratiwi Niken Tunjung Murti Pertiwi Niken Tunjung Murti Pratiwi Noveldesra Suhery Novera Nirmalasanti Novik Nurhidayat Ocky Karna Radjasa Ocky Karna Radjasa Prasetyo, Kunandar Purwantiningsih Sugita Purwanto, Yanuar Jarwadi Qadar Hasani Rachma Venita Rachmad Caesario Rahman Rahman Rahman Rahman Rahmat Pangestu Rais Sonaji Rebo Elfida Karo-Karo Refa Riskiana Rezi Apri Ririn Setyowati Rizal Syarief Rizal Syarief Rizki Novia Rahmi Romi Seroja Rozirwan . safrina dyah hardiningtyas Saiful Adhar Sigid Hariyadi Sigit Winarno Siti Rosa Oktavia Sulistiono Suprihatin Suprihatin Suprihatin Suprihatin Suprihatin Suprihatin Suprihatin Suprihatin Suria Darma Tarigan Surya Cipta Ramadhan Kete Taryono Taryono TATI NURHAYATI Tri Permadi Warsiki, Endang Widiatmaka . Widyatmoko Widyatmoko Wiwin Ambarwulan Wiwin Ambarwulan Yonvitner - Yudhi Amrial Yudho Andika Yudho Andika Yudi Setiawan Yunandar Yunandar Yuni Yolanda Yusli Wardiatno Zidni Ilma Palupi