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Isolasi Dan Uji Aktivitas Antijamur Senyawa Metabolit Sekunder Fraksi Tiga Ek…
Platycerium bifurcatum (Cav.) is an epiphytic plant belonging to the Polypodiaceae family, characterized by hanging and branching leaves that resemble deer antlers. Previous research has reported antifungal activity in the ethyl acetate extract of this plant. Based on the literature, no research has examined the antifungal activity of n-hexane extract from the fern P. bifurcatum. This research …
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- 2003110704
Pemanfaatan Kulit Durian (Durio Zibethinus) Sebagai Biokoagulan Dalam Aplikas…
The durian rind (Durio zibethinus) constitutes the largest portion of the durian and was often discarded as waste. On the other hand, it contains active components such as protein and cellulose, which can act as coagulating agents. This research aims to prepare biocoagulants, identify its properties, and detect its coagulation ability in synthetic water and peat water. The biocoagulants from du…
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- 1903113927
Isolasi Dan Uji Toksisitas Senyawa Alkaloid Dari Daun Ceriman (Monstera Delic…
Monstera deliciosa Liebm is a species of flowering plant native to the tropical rainforests of Southern Mexico, Southern Colombia. This plant is rich in secondary metabolites such as alkaloids, flavonoids, saponins and steroids, antimicrobial compounds and antioxidant compounds, and can also be used as a drug for several types of cancer. This research aims to isolate and test the toxicity of al…
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- 1903111777
Biotransformasi Zat Warna Bromocresol Purple dengan Kultur Hidup dan Enzim La…
The purpose of this work is to ascertain how incubating a live culture and semipure laccase enzyme generated by a local isolate of Trichoderma asperellum LBKURCC1 from Riau, Indonesia, affects the biotransformation of the bromocresol purple (BCP) dye. Using a UV-Vis Spectrophotometer, absorbance of BCP was determined at 0, 3, 6, 9, and 24 hours at pH 5.2; 5.7, and 6.4 while the cultures were be…
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- 1910247802
Penerapan Model Pembelajaran Icare Untuk Meningkatkan Hasil Belajar Kognitif …
This study aims to determine the improvement of the ICARE learning model in improving the cognitive learning outcomes of students in class XI MIPA at SMAN 1 Pekanbaru on the material of colloidal systems. Experimental research was conducted using pretest-posttest nonequivalent control group design, involving two classes as samples. The experimental class was treated with the ICARE learning mode…
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- 1905111697
Pengaruh Pembelajaran Daring Dan Motivasi Belajar Terhadap Hasil Belajar Pese…
Online learning that has not been implemented properly can affect learning outcomes and the absence of learning motivation from students during online learning can also affect learning outcomes. This study aims to determine the effect of online learning and learning motivation on student learning outcomes in chemistry class X SMA /MA equivalent. The type of research conducted in this study is e…
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- 1905112735
Pengembangan Lkpd Terintegrasi Augmented Reality Berbasis Experiential Learn…
Learning is the process of interaction between teachers and students in educational institutions which aims to achieve the expected results, through educational interactions and the goals of knowledge, attitudes and skills. Teachers play an important role in learning by providing appropriate teaching materials. Current learning still prioritizes the role of the teacher and students' activities …
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- 2005111400
Sintesis Turunan Hidrazon Tersubstitusi 1-Asetilnaftalena Dan 2-Metoksibenzal…
Hydrazones are compounds formed from the replacement of the carbonyl group in aldehydes or ketones by condensation reactions with hydrazine. Hydrazone compounds have various activities, one of which is anticancer activity. This research aims to synthesized the hydrazone derivative compound (E)-N'-((E)-3-(2- methoxyphenyl)-1-(naphthalene-1-yl)allylidene)benzohydrazide and carry out in silico tes…
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- 2003112902
Pengembangan Lkpd Berbasis Fenomena (Phenomenon Based Learning) Pada Materi A…
This research aims to produce valid phenomenon-based LKPD and get a positive response from users. The type of research is development research with research and development (R&D) design, with the development model being the Plomp development model. This research was carried out at the Chemistry Education Study Program, Faculty of Teacher Training and Education (FKIP), Riau University, Pekanbaru…
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- 2005112310
Pembuatan E-Pocket Book Berdasarkan Studi Isolasi Bakteri Endofitik Tumbuhan …
This research aims to produce an E-Pocket Book of secondary metabolite compounds. This research is a type of research and development or R&D using the 4-D model which consists of 4 stages, but this research is only limited to the development stage. The results of the research conducted in the form of a valid and practical e-pocket book on secondary metabolite compound material presented in an o…
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- 2005136151
Penerapan Model Pembelajaran Siklus Belajar {Learning Cycle) Untuk Meningkatk…
Penelitian dengan penerapan model pembelajaran siklus belajar (learning cycle) untuk meningkatkan prestasi belajar siswa pada pokok bahasan laju reaksi dilaksanakan di SMA Babussalam Pekanbaru. Teknik pengumpulan data pada penelitian ini adalah teknik tes, data yang dikumpuikan terdiri dari data awal yang diambil dari nilai ulangan siswa pada pokok bahasan sebelumnya dan data akhir diperol…
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- 0405111447
ISOLASI DAN UJI ANTIOKSIDAN METABOLIT SEKUNDER DARI EKSTRAK DIKLOROMETANA TUM…
Stenochlaena palustris or often called kelakai is a fern that found in the tropical and subtropical forest and it thrives on peat soils also found to grow well in sandy soils. Kelakai are widely use as vegetable and traditional medicine and are also known as natural antioxidant sources. The aim of this research was to isolate the secondary metabolics of S. palustris and to determine the antio…
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- 1703113624
Isolasi Dan Karakterisasi Lakase Trichoderma Asperellum Lbkurcc1 Serta Potens…
Background and objectives: Laccase is a multi-copper oxidase, a green catalyst in dye bioremediation. One of the laccase producers is Trichoderma asperellum LBKURCC1 and is utilized in the bioremediation of textile dye Methyl Blue (MB). MB is a triphenylmethane dye, and is widely used in the textile industry, is toxic and difficult to degrade. Methods: The potential of T. asperellum LBKURCC1 in…
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- 1610347937
Analisis Pemanfaatan Larva Black Soldier Fly (Bsf) Dalam Biokonversi Limbah T…
Indonesia has an oil palm plantation area of 15 million ha and production of 48.2 million tons. Riau Province has 19.5% of palm oil plantations and 2.95% of production. The amount of palm oil production can produce waste. One of them is empty palm bunches (TKS), 1 ton of palm oil produces 23% TKS. TKS contains 22- 27% lignin and 54-60% cellulose. Many technologies are used to manage organic was…
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- 1907124319
Prarancangan Pabrik Dimetil Karbonat Dari Methanol Proses Oxidative Carbonyla…
Dimethyl carbonate is a chemical commonly used as a starting material for organic synthesis in the manufacture of medicines in the medical field, chemicals for the agricultural sector, as a reactant in polyurethane production and as an additive for vehicle fuel. The manufacture of dimethyl carbonate at this factory uses an oxidative carbonylation process. This factory is planned to operate for …
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- 1807111621
Prarancangan Pabrik Etilen Glikol Dari Etilen Dengan Desain Alat Utama Kolom …
Ethylene glycol is an organic compound with the molecular formula C2H6O2. It is a colorless, odorless, sweet-tasting liquid that is completely soluble in water. Ethylene glycol is widely used in the polyester industry (textiles), paint manufacturing, ink, cosmetics, and antifreeze. The main raw materials used in the production of ethylene glycol are ethylene gas and oxygen. The synthesis proces…
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- 1807113552
Prarancangan Pabrik Carboxymethyl Cellulose Dari Cellulose Proses Continue Wy…
Carboxymethyl Cellulose is an organic compound with the molecular formula C8H11O7Na which is a derivative of cellulose which is commonly used in various industries such as the detergent, paint, ceramics, textile, paper and food industries. The main raw materials used in making carboxymethyl cellulose using the Wyandotte Continuous Process are cellulose, monochloroacetic acid and sodium hydroxid…
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Prarancangan Pabrik Butiraldehid Dari Propilen Dan Syngas Dengan Desain Alat …
Pre-design of a butyraldehyde factory with a capacity of 50,000/year is intended to meet domestic demand for butiraldehyde, most of which is imported and is a country's commodity product that competes internationally with exports to the Southeast Asia region. Butyraldehyde is mostly used in the production of n-butanol, which in turn is used as a solvent in the coatings industry and in the manuf…
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- 1807124317
Prarancangan Pabrik Diisopropil Eter Dari Aseton Proses Hidrogenasi-Eterifika…
Pre-design of a Diisopropyl Ether Plant with the Main Equipment Design of a DIPE-Acetone Distillation Column (T-103) has a production capacity of 56,000 tons/year. The raw material used in designing a diisopropyl ether factory is acetone (C3H6O) and hydrogen (H2). The processes used are the Hydrogenation and Etherification processes. The raw material preparation process begins by changing the p…
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- 1807111333
Pengaruh Hujan Pada Dosis Koagulan Pac (Poly Aluminium Chloride) Dalam Meny…
River water quality can change over time due to environmental influences. Siak River water experiences an increase in turbidity level after rain compared to before rain and the treated water is still turbid. The treated water from the IPAM is cloudy due to the inappropriate dose of coagulant given. The main treatment process to reduce turbidity is the coagulation and flocculation process. This …
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- 1907110868
Karya Umum 
Filsafat 
Agama 
Ilmu-ilmu Sosial 
Bahasa 
Ilmu-ilmu Murni 
Ilmu-ilmu Terapan 
Kesenian, Hiburan, dan Olahraga 
Kesusastraan 
Geografi dan Sejarah