Results 21 to 30 of about 14,188 (258)
Jurnal Kimia Sains dan Aplikasi, 2010 Pada penelitian ini dikaji penggunaan karbon aktif dari serbuk gergaji kayu jati dengan zat pengaktifasi berupa larutan NaCl untuk menurunkan COD limbah cair industri tekstil.
Ratu Yulia Akhsanti +2 more
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Assessment of the Environmental Impact of Discharges from Fishmeal Factories Located in Levrier Bay, Nouadhibou-Mauritania [PDF]
Nature Environment and Pollution Technology, 2023 Levrier Bay, located in the western part of Mauritanian Cost, has a strategic position in Mauritania’s fish economy and reproduction environment. Recently, fishmeal factories have multiplied in the bay. This study was carried out in Levrier Bay.
M. E. Moulay Ely(), M. Sakho, S. Santana-Viera, J. J. Santana-Rodríguez, B. Elemine, M. Zamel, M. V. Deida, D. Froelich and I. Babah
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Penyisihan Chemical Oxygen Demand (COD) Pada Limbah Batik Jetis Sidoarjo
Envirous, 2023 Industri batik merubah kain kosong menjadi produk kain yang bercorak yang dinamakan batik. Dalam tahapan prosesnya, digunakan bahan-bahan kimia . Hal ini menyebabkan industri batik ini menjadi salah satu industri yang dapat menghasilkan limbah cair berbahaya. Penelitian ini akan digunakan pengolahan biologi yang memanfaatkan bakteri pesudomonas sp dan
Azzahra Hanggararas Sasdika +1 more
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Interference of Potassium Persulphate and Hydrogen Peroxide in the COD Test [PDF]
آب و فاضلاب, 2008 In this research, potassium persulphate and hydrogen peroxide were investigated for their interference in the chemical oxygen demand (COD) test in the presence of reactive blue 19 dye.
Abbas Rezaeei +4 more
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Upgrading of Tafresh municipal wastewater treatment plant (TMWTP) using the Modified Ludzack-Ettinger (MLE) process [PDF]
Journal of Advances in Environmental Health Research, 2019 The present study aimed to evaluate the treatment efficiency of the modified Ludzack-Ettinger (MLE) process using the conventional activated sludge (CAS) in Tafresh city, located in Iran during October-December 2016 (before upgrading) and October ...
Mohammad Reza Turkan +2 more
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A simplified method for estimating chemical oxygen demand (COD) fractions
Water Practice and Technology, 2016 A simplified method is presented for estimating chemical oxygen demand (COD) fractions. Its effectiveness was assessed by comparing different values found in literature. This case study considered two main sanitary sewer collection systems in Bogotá, Colombia.
Jorge Martelo +2 more
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Manual and Automated Measurement of the Chemical Oxygen Demand (COD) of Wastewaters [PDF]
, 1973 The problem of water pollution in the United Kingdom and the usefulness of oxygen demand tests to measure the organic pollution is outlined. Because oxyeen demand tests are arbitary the relative merits and shortcomings of the commonly used tests are discussed, as are some new techniques for measuring organic pollution.The correlation between the ...
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Journal of Physics: Conference Series, 2019 This research was conducted to investigate the value of Chemical Oxygen Demand (COD) and Biological Oxygen Demand (BOD) in river water of Cipager, Cirebon. The object of the study was the water which taken from 6 spots from Cipager River. This research belongs to descriptive research with quantitative approach.
H Prambudy, T Supriyatin, F Setiawan
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Journal of Chemical Engineering Research ProgressThe present research evaluates the efficiency of the Photo-Fenton-like process under UV irradiation by varying ratio of hydrogen peroxide (H₂O₂) to Chemical Oxygen Demand (COD) and H₂O₂ to ferrous ion (Fe²⁺) using wastewater from a batik manufacturer in ...
Oki Setiawan +7 more
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INFLUENCE OF SEED LOADS ON START UP OF MODIFIED ANAEROBIC HYBRID BAFFLED (MAHB) REACTOR TREATING RECYCLED PAPER WASTEWATER [PDF]
Engineering Heritage Journal, 2017 The startup and performance of 58 L modified anaerobic hybrid baffled (MAHB) reactor operated under mesophilic conditions (35˚C) were investigated. The performance data of MAHB reactor and its influence of seed loads and start up process with regards ...
Siti Roshayu, Nastaein , Irvan
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