Results 21 to 30 of about 8,787 (175)

SINTESIS DAN KARAKTERISASI ZEOLIT-TiO2 DARI ZEOLIT ALAM TERMODIFIKASI [PDF]

open access: yes, 2018
Perkembangan industri tekstil di Indonesia secara langsung mampu memenuhi tuntutan kebutuhan dalam negeri, komodi- tas ekspor, dan peningkatan lapangan kerja. Peningkatan industri tekstil tentunya tidak luput dari persoalan lingkungan.
ESTIATY, LENNY M.
core   +1 more source

EFEKTIFITAS PENGGUNAAN HUMIC SUBSTANCE DENGAN CARRIER ZEOLIT DAN BIOCHAR TERHADAP PENINGKATAN PERTUMBUHAN TANAMAN JAGUNG (Zea Mays)

open access: yesJurnal Agrotek Tropika, 2023
Perbaikan sifat-sifat tanah dengan bahan amelioran seperti senyawa humat, zeolit dan biochar sangat diperlukan untuk meningkatkan produksi tanaman. Pemberian zeolit yang memiliki KTK tinggi, biochar yang memiliki ruang pori (absorben) sebagai carier ...
Eka Rahmi   +4 more
doaj   +1 more source

Crystallization of AEI and AFX zeolites through zeolite-to-zeolite transformations [PDF]

open access: yesMicroporous and Mesoporous Materials, 2019
The authors thank Haldor Topsoe A/S and Innovation Fund Denmark for financial support under the Industrial PhD programme (Case no. 1355-0174B).
Cristian-R. Boruntea   +3 more
openaire   +3 more sources

Review : Sintesis Zeolit dari Bahan Alam dan Limbah Buangan

open access: yesJurnal Serambi Engineering, 2023
Penggunaan zeolit memerlukan biaya yang relatif tinggi untuk sintesis pembuatan zeolitnya. Oleh karena itu perlu adanya alternatif bahan dasar pembuatan zeolit, yang dapat mengurangi biaya preparasi dan sintesis zeolit.
Fitriyah Fitriyah   +1 more
doaj   +1 more source

Aqueous Two‐Phase Systems: A New Approach for the Determination of Brilliant Blue FCF in Water and Food Samples

open access: yesJournal of Chemistry, Volume 2013, Issue 1, 2013., 2013
A novel, simple, and more sensitive spectrophotometric procedure has been developed for the determination of brilliant blue FCF in water and food samples by an aqueous two‐phase system (ATPS). In this method, adequate amount of polyethylene glycol/ sodium carbonate (PEG‐4000/Na2CO3) was added to aqueous solution for formation of a homogeneous solution.
Sabah Shiri   +4 more
wiley   +1 more source

Pengaruh Variasi Waktu Hidrotermal terhadap Sintesis dan Karakterisasi Nanokristal Zeolit A dari Abu Sekam Padi

open access: yesJurnal Kimia Sains dan Aplikasi, 2017
Sekam padi merupakan salah satu produk samping dari penggilingan padi. Silika amorf hasil ektraksi dari sekam padi dapat di manfaatkan untuk pembuatan zeolit.
Pungki Hanipa   +4 more
doaj   +1 more source

Catalytic Transformation of Tall Oil into Biocomponent of Diesel Fuel

open access: yesInternational Journal of Chemical Engineering, Volume 2012, Issue 1, 2012., 2012
One of the conventional kraft pulp mills produce crude tall oil which is a mixture of free fatty acids, resin acids, sterols, terpenoid compounds, and many others. This study is devoted to the issue of direct transformation of crude tall oil in a mixture with straight‐run atmospheric gas oil to liquid fuels using three different commercial ...
Jozef Mikulec   +5 more
wiley   +1 more source

Synthesis of Novel Perfluoroalkylglucosides on Zeolite and Non-Zeolite Catalysts [PDF]

open access: yesMolecules, 2015
Perfluoroalkylglucosides comprise a very important class of fluorine-containing surfactants. These compounds can be synthesized by using the Fisher reaction, starting directly from glucose and the required perfluoroalcohols. We wish to report on the use of zeolite catalysts of different structure and composition for the synthesis of ...
Nowicki, Janusz   +2 more
openaire   +3 more sources

MODIFIKASI ZEOLIT ALAM DENGAN TiO2 UNTUK DEGRADASI RHODAMIN B DARI LIMBAH SARUNG TENUN SECARA FOTOKATALISIS: DEGRADASI RHODAMIN B DARI LIMBAH SARUNG TENUN MENGGUNAKAN TiO2-ZEOLIT [PDF]

open access: yes, 2020
Telah dilakukan penelitian tentang pengaruh waktu kontak, variasi berat katalis TiO2-Zeolit, tanpa penggunaan lampu UV dan perbandingan material (Zeolit, TiO2 dan  TiO2-Zeolit).
Gustina, Limas Rahmita
core   +3 more sources

Characterization of the zeolitic tuff from the “Igroš-Vidojevići” deposit regarding geological and technological aspects [PDF]

open access: yesHemijska Industrija, 2018
This study presents investigations of zeolitic tuff samples from the “Igroš- -Vidojevići” deposit. The aim of the research was to determine the quality of samples taken from all deposit parts.
Kašić Vladan   +6 more
doaj   +1 more source

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