Results 11 to 20 of about 4,460,103 (325)
Remediation of acid mine drainage using natural zeolite [PDF]
, 2010 This research focuses on the removal of Fe, Cu, Zn and Mn from synthetic metal solutions and real AMD from Wheal Jane mine using natural zeolite. Laboratory experiments were performed to investigate the effectiveness of natural zeolite as a potential low
Motsi, Tafadzwa
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Adsorpsi Asam Humat pada Zeolit Alam yang Dimodifikasi dengan TiO2
Jurnal Riset Kimia, 2020 This research modified natural zeolite with TiO2 synthesized by the sol-gel process which was applied as a humic acid adsorbent. The purpose of this study was to coat natural zeolites with TiO2 to increase the adsorption capacity of natural zeolites as ...
Upita Septiani +2 more
doaj +1 more source
Adsorption of Methylene Blue Dye using Fe3O4 Magnetized Natural Zeolite Adsorbent
Jurnal Kimia Sains dan Aplikasi, 2021 Preparation and characterization of Fe3O4 magnetized natural zeolite adsorbent for adsorption of methylene blue dye have been carried out. Natural zeolite/Fe3O4 adsorbent preparation was carried out using coprecipitation of Fe2+ and Fe3+ ions (1: 2 mol ...
Donatus Rendo
doaj +1 more source
Indonesian Journal of Chemistry, 2010 The utilization of TiO2 dispersed on natural zeolite (TiO2/Zeolite) for degradation of Congo Red photocatlytically has been performed. The TiO2/Zeolite was prepared by mechanically mixing of 100 g of natural zeolite, which it has been heated at 400oC ...
Is Fatimah +4 more
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PENCIRIAN DAN UJI AKTIVITAS KATALITIK ZEOLIT ALAM TERAKTIVASI
Jurnal Riset Kimia, 2015 Natural zeolite reserves are spread in Indonesia, but they are not yet used optimally. Generally, natural zeolite have poor crystalline, various pore size, low catalytic activity, and high contaminant.
Charlena - +2 more
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Journal of Degraded and Mining Lands Management, 2023 Using fertilizers is one of the efforts to increase crop productivity, but conventional fertilizers tend to be easily leached so it becomes ineffective. Slow-release fertilizer (SRF) is a modified fertilizer that releases nutrients slowly or gradually so
Edwin Permana +3 more
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Antimicrobial effect of silver nanoparticles plated natural zeolite in polyurethane foam
eXPRESS Polymer Letters, 2021 In the present study, a new method for the synthesis of the open-cell soft polyurethane foam (PUF) is developed. Silver nanoparticles are synthesized on the surface of ultrafine grain (100–500 nm) natural zeolite particles and this zeolite is than placed
Gy. Czel +5 more
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Modification of Natural Zeolite for Anticorrosive Paint Preparation [PDF]
Iranian Journal of Chemistry & Chemical Engineering, 2022 Metal surface coating occupies an important place in the industry. The most important external factor on metal surfaces is corrosion. Corrosion is a natural process that occurs because of a chemical reaction between the metal surfaces and the medium.
Şebnem Pekçioğlu +3 more
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Effect of Acid on Natural Zeolite Dealumination on Indigo Carmine Adsorption Capability
Jurnal Kimia Sains dan Aplikasi, 2018 Modifying natural zeolite with dealumination using H2SO4 and HCl, and its application to adsorb indigo carmine has been performed. Dealumination was carried out by reacting a natural zeolite with a mixture of KMnO4-H2SO4 and a mixture of KMnO4-HCl then ...
Nanik Sulistyowati +2 more
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Synthesis of Zeolite NaA from Low Grade (High Impurities) Indonesian Natural Zeolite
Indonesian Journal of Chemistry, 2014 The zeolite NaA has been successfully synthesized from the low grade natural zeolite with high impurities. The synthesis method was started by mixing natural zeolite powder with NH4Cl aqueous solution in the reactor as pretreatment.
Asalil Mustain +3 more
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