Ditapis dengan
EFEKTIVITAS PENJERAPAN DAN DAYA JERAP ADSORPSI ION TIMBAL (Pb2+) MENGGUNAKAN …
Lead ion (Pb2+) is one of the heavy metals found in industrial waste from metallurgy, mining, battery plating, petroleum refining and others. The maximum recommended level of lead ions (Pb2+) in waste according to the Decree of the Minister of Environment Number 5 of 2014 is 0.1 mg/L. Bintaro fruit has the potential to be used as activated carbon because the lignin content in bintaro fr…
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- 2107025091
PENENTUAN DAYA JERAP DAN EFEKTIVITAS ADSORPSI ION LOGAM Pb2+ MENGGUNAKAN ADSO…
The development of industry has had a positive influence in the form of increasing the national economy, but has had a negative effect, namely heavy metal waste pollution. Pb2+ metal is a heavy metal that is considered a dangerous pollutant because of its resistant nature and high toxicity to humans and the environment. The maximum limit of lead ions Pb2+ permitted in environmental wate…
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- 2107034669
Pembuatan Sabun Cair Dengan Rasio Minyak Kelapa Dan Minyak Zaitun Serta Varia…
ABSTRACT Bath soap is one product that is quite important in human life. Bath soap products have depeloved into primary needs in all walks of life. Bath soap can used to treat diseases, such as treating skin diseases caused by bacteria and fungi. The addition of natural ingredients that are safe for health in liquid soap needs to be developed. This is intended to provide added value to the res…
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- ix, 79 hlm.; ill.: 29 cm
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- 07 02. 020 (0005)
Adsorpsi Methylene Blue Menggunakan Lempung Maredan Teraktivasi Naoh
Natural clay had the potential to be used as an adsorbent due to its large surface area and active sites that supported the adsorption of methylene blue. One of the abundant clay sources in Indonesia was located in Desa Maredan, Kecamatan Tualang, Kabupaten Siak. The adsorption capability of Maredan clay could be enhanced through activation. Activation using NaOH was expected to increase the su…
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- 2003110349
Adsorpsi Zat Warna Kristal Violet Menggunakan Serbuk Buah Jabon Putih (Anthoc…
Humic acid can be used as an adsorbent with white jabon fruit powder (Anthocephalus cadamba Miq.) as the supporting solid. The adsorption ability of the biosorbent can be improved by NaOH activation process, which increases the active sites and enlarges the surface area of the biosorbent. This study aims to determine the optimal biosorbent dosage, pH, pHpzc and contact time for adsorbing Crysta…
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- 2003110701
Adsorpsi Ion Timbal(Ii) Menggunakan Lempung Maredan Teraktivasi Naoh
Maredan natural clay is one of the natural clay sources from Desa Maredan, Kecamatan Tualang, Kabupaten Siak, Provinsi Riau. Previous research had successfully demonstrated that Maredan natural clay has the potential to be applied as an adsorbent for various adsorbates, particularly heavy metal ions such as lead(II) ions. The adsorption capacity of the clay can be enhanced through activation. C…
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- 2003113835
Sintesis Dan Karakterisasi Senyawa Pirazolin (7-(2-Klorobenziliden -3-(2-Klor…
Pyrazoline is a five-ring heterocyclic compound containing two nitrogen atoms close to each other and containing one endocyclic double bond. This group of compounds has broad bioactivities such as anti-inflammatory, antimicrobial, antibacterial, antidiabetic and antipyretic. Pyrazolin(7-(2-chlorobenzylidene-3-(2-chlorophenyl)-5-methyl-3,3a,4,5,6,7-hexahydro-2H-pyrazolo [4,3-c] pyridine-2H- Il)…
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- 1703121855
Isolasi Dan Uji Aktivitas Antimikroba Ekstrak Etil Asetat Dari Bonggol Nanas …
Pineapple plants are crops that grow well in Indonesia. One part of the pineapple plant, namely the stem, contains active compounds, one of which is the enzyme bromelain, which functions as an antimicrobial. This research aims to isolate secondary metabolite compounds with antimicrobial activity from ethyl acetate extract. The sample was processed using the maceration method with ethyl acetate …
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- 1703113331
Analisis Karakteristik Kimia Dan Nilai Gizi Pada Makanan Tradisional Cincalok…
Cincalok is a traditional fermented food made from rebon shrimp (Acetes indicus). Each cincalok from a different region is characterized by its ingredients. In this study, the cincalok used was collected from Indragiri Hilir Regency, with sago as carbohydrate source. The lack of knowledge about cincalok causes it to be less known among the wider community, even though this food has a hi…
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- 1703111046
Potensi Lempung Maredan Dalam Memperbaikikualitas Parameter Air Gambut :Warna…
Clay is a natural mineral that is quite abundant in Indonesia, one of which is in Maredan Village, Kec. Tualang District. Siak, Riau Province and is a good adsorbent used to absorb organic compounds, dyes and heavy metal ions. This is because clay minerals have properties that are easy to swell, have a high cation exchange capacity, a large surface area, and are chemically and mechanically stab…
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- 1803111216
Optimasi Suhu Karbonisasi Dan Waktu Kontak Penjerapan Arang Cangkang Kelapa S…
Palm kernel shell charcoal is a material that can be effectively utilized as a raw material for charcoal production. Charcoal has potential applications as an adsorbent. The potential of palm kernel shell charcoal was tested for its adsorption ability against bacteria Escherichia coli (E. coli) in solution by measuring the adsorption effieciency at carbonization temperature and contact time. Th…
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- 1803124186
Studi Kinetika Adsorpsi Logam Berat Pb(Ii) Pada Zeolit Berbahan Dasar Abu Lay…
Palm oil fly ash can be used as raw material for zeolite synthesis. The aim of this research is to determine the adsorptivity of fly ash-based zeolite towards Pb(II) metal and determine the adsorption kinetic model. Zeolite synthesis was carried out using the alkaline hydrothermal fusion method with a Si/Al ratio of 1,25. The synthesized zeolite was applied to adsorb Pb(II) metal with varying c…
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- 1703122622
Sintesis Dan Molecular Docking Senyawa Hibrida Kalkon (E)-3-(2-Metoksifenil)-…
Chalcone or 1,3-diphenyl-2-propenone is a secondary metabolite compound of the open-chain flavonoid group with a ,β-unsaturated carbonyl framework structure which has various bioactivities, including anti-breast cancer. The morpholino- chalcone hybrid compound (E)-3-(2-methoxyphenyl)-1-(2-(2-morpholinoethoxy) naphthalene-1-yl)prop-2-en-1-one is named as 2OMP-2MOF-CLN (22) has been successfu…
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- 1803112528
Kesetimbangan Adsorpsi Methylene Bluepada Biochar Pelepah Kelapa Sawit Yang D…
Palm frond biomass derived from oil palm plantation waste has been developed as biochar because of its abundant availability and high cellulose and hemicellulose content. This study aims to obtain biochar with optimum pyrolysis temperature that can adsorb methylene blue dye. Palm frond biochar (BPS) was synthesized from palm frond biomass by pyrolysis at temperature variations of 500, 600 and 7…
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- 1803125397
Sintesis Hidrogel Berbasis Selulosa Dari Kulit Batang Sagu (Metroxylon Sagu) …
Hydrogel is a three-dimensional network structure composed of hydrophilic polymer chains cross-linked through physical, chemical, or polymerization processes. Hydrogel can be synthesized from a natural polymer, cellulose, derived from the bark of the sago palm (Metroxylon sagu). Cellulose was isolated from sago palm bark through delignification and bleaching processes. Cellulose needs to underg…
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- 2003113839
Isolasi Dan Uji Toksisitas Metabolit Sekunder Ekstrak N-Heksana Dari Benalu J…
Water apple mistletoe (Dendrophthoe pentandra (L.) Miq.) is a plant from the Loranthaceae family which has been proven as a medicinal plant. This study aimed to isolate and characterize secondary metabolites from n-hexane extract of D. pentandra and to test the toxicity using the brine shrimp lethality test (BSLT) method. The sample was macerated using methanol as solvent, then …
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- 1903125049
Penggunaan Limbah Padat Pulp Green Liquor Dregs Dan Slaker Grits Di Pt. Indah…
Green liquor dregs and slaker grits are alkaline inorganic waste derived from the recycling process of pulp and paper mills. The composition of compounds in waste there are SiO2, Al2O3 and CaO which are important components of construction materials. The method used in this study is burning. The purpose of this study is to analyze the effect of adding solid waste pulp green liquor dregs and sla…
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- 1703113368
Kinerja Biokoagulan Biji Durian Yang Dipreparasi Secara Penggilingan Kering D…
Durian seeds contain protein and starch which function as coagulant agents. This research aims to make durian seed biocoagulant using dry mill (PK) and wet mill (PB) to remove turbidity, TSS, TDS, phosphate and COD from water samples. The biocoagulant was characterized using FTIR, water content and ash content gravimetrically, protein content using the Lowry method, starch content using the Luf…
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- 2003110691
Analisis Metabolomik Dan Kemometrik Berbasis Lc-Hrms Dari Ko-Kultur Fermentas…
Infections caused by pathogenic microorganisms are increasing, resulting in increasing cases of antibiotic resistance. So this has become an important focus for researchers to find new candidate compounds that have antibacterial and antioxidant activity. One of the fungi isolated from local Riau is Penicillium sp. LBKURCC34 and Trichoderma spp. LBKURCC1 and LBKURCC2. These fungi produce seconda…
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- 2003111262
Karakterisasi Dan Uji Aktivitas Antibakteri Nanopartikel Zno-Ekstrak Daun Sal…
ZnO nanoparticles (ZnO NPs) are oxide nanoparticles that act as antibacterial. ZnO NPs was provided by green synthesis method using bay leaf extract with zinc acetate precursors, aimed at producing more environmentally friendly nanoparticles by reducing the use of chemicals. Bay leaves were a source of flavonoid and phenolic organic compounds that act as stabilizing agents. ... (ABSTRAK TIDAK …
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- 2003113842
Karya Umum 
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Geografi dan Sejarah