Search Results - "Rahayu, Aster"

A case study on functional polymer modification of cacao husk for enhanced removal of nitrate and phosphate from vinasse waste by Aini, Nur, Rahayu, Aster, Jamilatun, Siti, Mufandi, Ilham

“…Cacao husk (CH) is a waste product from Indonesian cacao cultivation and holds potential as an adsorbent. In this study CH was modified using…”
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Exploring Cacao Husk Waste: Surface Modification, Characterization, and its Potential for Removing Phosphate and Nitrate Ions by Nuraini, Nuraini, Mufandi, Ilham, Jamilatun, Siti, Rahayu, Aster

“…Environmental pollution by phosphate and nitrate ions has become a serious problem. The innovation of cacao husk as an adsorbent and sustainable material can…”
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The Capability of Mangrove Charcoal in Adsorption Process of Indigosol Substance in Wastewater of Batik Industry by Maryudi, Maryudi, Salamah, Siti, Rahayu, Aster

“…The development of the textile industry has had a positive impact on economic growth in Indonesia. Batik is one of the products of the textile industry that is…”
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Teknologi Pengolahan Kandungan Kromium dalam Limbah Penyamakan Kulit Menggunakan Proses Adsorpsi: Review by Maryudi, Rahayu, Aster, Syauqi, Refah, Islami, Muhammad Kresna

“…The waste management issue is one of the biggest problems in the industries recently. Every industry has a high probability of releasing toxic by-product to…”
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Characterization of Organic Polymer Monolith Columns Containing Ammonium Quarternary As Initial Study For Capillary Chromatography by Rahayu, Aster, Jamilatun, Siti, Fajri, Joni Aldilla, Lim, Lee Wah

“…The polymerization process with a simple step has become the centre of attention of several researchers. Various polymers have been developed, although in…”
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Hydroxyapatite-polymer composites with tannin as a chelating agent: crystal structure and mechanical properties by Rahayu, Aster

“…Hydroxyapatite is the main minerals in the bone as a biomaterial. The synthesis of hydroxyapatite requires additional materials to improve its mechanical…”
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Analysis of temporal variation characteristics on water quality along Code River, Indonesia by Fajri, Joni Aldilla, Haikal A, Muhammad, Nurjanah, Putri, Dwi A, Mayu, Zahra P, Mulyani, Priscaningtyan, Pratama, Rangga, Builda P.A, Arsitika, Muhanza, Arief, Siswoyo, Eko, Rahayu, Aster, Juliani, Any, Hakim, Luqman

“…Physicals, chemicals, and microbial parameters were analysedalong the Coder River to reveal the temporal influence on water qualitycharacteristics. From…”
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The Comparison Effect of NaOH and KOH as The Leaching Solution for Silica from Two Different Coal Fly Ashes by Hanum, Farrah Hanum, Rahayu, Aster, Hapsauqi, Iqbal

“…One of the environmental problems is the waste from the coal combustion process from coal power plants or other industries that use coal as an energy source…”
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The Effect of Variations of Stearin Mass and Used Cooking Oil From Purification with Activated Carbon on the Quality of The Candle by Jamilatun, Siti, Luthfiani, Ikko Nirwana, Putri, Dita Permata, Pitoyo, Joko, Rahayu, Aster

“…Cooking oil is vegetable oil that has been purified and can be used as foodstuff. Consumtion of cooking oil is used as a medium for frying foodstuff, to add…”
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Effectiveness of polyethylene glycol-coated silica on ions adsorption in industrial wastewater by Maryudi, Maryudi, Rahayu, Aster, Hakika, Dhias Cahya

“…The effect of coating silica with polyethylene glycol on the adsorption of iron and phosphate ions in industrial wastewater was investigated. Variable factors…”
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Effectiveness of polyethylene glycol-coated silica on ions adsorption in industrial wastewater/ Wplyw powlekania krzemionki glikolem polietylenowym na adsorpcje jonow ze sciekow przemyslowych by Maryudi, Maryudi, Rahayu, Aster, Hakika, Dhias Cahya

“…The effect of coating silica with polyethylene glycol on the adsorption of iron and phosphate ions in industrial wastewater was investigated. Variable factors…”
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Polymer monolithic methacrylate base modified with tosylated-polyethylene glycol monomethyl ether as a stationary phase for capillary liquid chromatography by Rahayu, Aster, Lim, Lee Wah, Takeuchi, Toyohide

“…A polyethylene glycol (PEG) monolithic column was successfully prepared in situ for the separation of inorganic anions in ion exchange capillary…”
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The Multi Soil layering Method for Wastewater Treatment: Review by Rahayu, Aster, Mulyadi, Irwan, Fajri, Joni Aldilla, Jamilatun, Siti Jamilatun, Nuraini, Nuraini, Wulandari, Nurul, Marlena, Yuni, Ningsih, Devi Yogi Noviana, Lim, Lee Wah

“…Liquid waste is the main source of contamination of water bodies, especially river water. This pollution causes decreased water quality in water bodies. One of…”
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Synthesis and characterization of ammonium polymer for anion removal in aqueous solutions/Synteza i charakterystyka polimeru aminowego do usuwania anionow z roztworow wodnych by Rahayu, Aster, Hakika, Dhias Cahya, Amrillah, Nafira Alfi Zaini, Veranica, Veranica

“…In a one-step thermal process using 2-[(methacryloyloxy)ethyl]trimethylammonium chloride (META), an ammonium polymer was successfully obtained for the removal…”
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Application of sulfonate polymer for detection of cations in industrial wastewater by capillary liquid chromatography by Rahayu, Aster, Hakika, Dhias Cahya, Amrillah, Nafira Alfi Zaini, Rafi, Mohamad, Fajri, Joni Aldilla, Lim, Lee Wah

“…Poly(3-sulfopropylmethacrylate) was obtained and used for the separation of monovalent inorganic cations (Na+, NH4+ and K+) in industrial ion exchange…”
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Application of sulfonate polymer for detection of cations in industrial wastewater by capillary liquid chromatography/Zastosowanie polimeru sulfonianowego do wykrywania kationow w sciekach przemyslowych metoda kapilarnej chromatografii cieczowej by Rahayu, Aster, Hakika, Dhias Cahya, Amrillah, Nafira Alfi Zaini, Rafi, Mohamad, Fajri, Joni Aldilla, Lim, Lee Wah

“…Poly(3-sulfopropylmethacrylate) was obtained and used for the separation of monovalent inorganic cations ([Na.sup.+], N[H.sub.4.sup.+] and [K.sup.+]) in…”
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Application of Cellulose Acetate Propionate Biopolymer Membrane in The Treatment of Textile Wastewater Containing Remazol Dye by Amilia, Amilia, Maryudi, Maryudi, Rahayu, Aster, Hakika, Dhias Cahya, Suradi, Siti Samahani

“…Textile liquid waste is pollution resulted from textile industry activities that often produce hazardous and toxic materials. Therefore, appropriate processing…”
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Oil Recovery From Spent Bleaching Earth With Reflux Extraction Method Using Acetonitrile and n-Hexane Solvent by Maryudi, Maryudi, Rahayu, Aster, Suharto, Totok Eka, Hakika, Dhias Cahya, Zufar, Ahmad Fatwa

“…The growth of the oleochemical industry generated a large amount of spent bleaching earth (SBE) solid waste that causes environmental problems. The SBE solid…”
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Synthesis and characterization of ammonium polymer for anion removal in aqueous solutions by Rahayu, Aster, Hakika, Dhias Cahya, Amrillah, Nafira Alfi Zaini, Veranica, Veranica

“…In a one-step thermal process using 2-[(methacryloyloxy)ethyl]trimethylammonium chloride (META), an ammonium polymer was successfully obtained for the removal…”
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Removal of Ion Nitrate and Phospate Using Cocoa Shell Skin Modified With Functional Polymer by Rahayu, Aster, Jamilatun, Siti, Amrillah, Nafira Alfi Zaini, Nuraini, Nuraini, Mulyadi, Irwan

“…Cocoa is a plant that is widely cultivated in Indonesia, one of which is in the Yogyakarta area. On the outside of the cocoa fruit, it is known as the cocoa…”
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