Ditapis dengan
Pengaruh Variasi Konsentrasi Promi Dan Waktu Pengomposan Terhadap Kualitas Ko…
ABSTRACT Oyster mushroom baglog waste is a residual growing medium left after oyster mushroom cultivation that is no longer productive if not managed properly, it can cause enviromental problems. This study aims to determine the effect of varying Promi concentrations and composting durations on the quality of compost produced from oyster mushroom baglog waste. The method used is anaerobic deco…
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- 2207025606
Pembuatan Pasta Gigi Menggunakan Ekstrak Kulit Jeruk Nipis Sebagai Zat Aditif
ABSTRACT Toothpaste is a preparation for cleaning and polishing the surface of teeth consisting of fine CaCO3 (calcium carbonate), mixed with glycerin plus natural ingredients to inhibit the growth of germs and provide a fresh taste so that users like it. This study used variations of betel leaf extract with the maceration method. The solvent used must be able to extract the desired substance …
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- 2207025594
Pengaruh Perbandingan Komposisi Baglog Jamur Tiram (Pleurotus Ostreatus) Dan …
ABSTRACT The increasing production of oyster mushrooms (Pleurotus ostreatus) has led to a significant rise in baglog waste. This waste has the potential to pollute the environment if not properly utilized. One way to manage this waste is by processing it into compost. However, the low nitrogen content in baglog waste necessitates the addition of other materials, such as cow manure and bioactiv…
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- 2207025602
Pengaruh Perbandingan Komposisi Baglog Jamur Tiram (Pleurotus Ostreatus) Dan …
ABSTRACT The increasing production of oyster mushrooms (Pleurotus ostreatus) has led to a significant rise in baglog waste. This waste has the potential to pollute the environment if not properly utilized. One way to manage this waste is by processing it into compost. However, the low nitrogen content in baglog waste necessitates the addition of other materials, such as cow manure and bioactiv…
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- 2207036178
Pengaruh Jenis Aktivator Dan Konsentrasi Terhadap Daya Jerap Sekam Padi Sebag…
ABSTRACT Rice husk is an organic material that has a high lignocellulose content, making it potential for use as an adsorbent. One method of preparing adsorbents is through activation with Sodium Hydroxide (NaOH), Phosphoric acid (H3PO4), and without activation. The aim of this research is to study the effect of varying concentrations of NaOH and H3PO4 as activators on the adsorption capac…
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- 2207036158
Pengaruh Perlakuan Bahan Dan Pemanasan Pada Pembuatan Ragi Alami Dari Ferment…
ABSTRACT Instant bread yeast is a common leavening agent used in bread making and contains the microorganism Saccharomyces cerevisiae. However, natural yeast is now being considered as an alternative due to its several advantages, including the ability to enrich flavor, extend product shelf life, and be more easily digested. This research aims to produce natural yeast through the fermentation …
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- 2207025592
Sintesis Silika Gel Menggunakan Pasir Pantai Bengkalis Sebagai Sumber Silika
ABSTRACT Silica gel is one of the silica-based materials that has quite extensive uses such as in the pharmaceutical industry, ceramics, paints and special applications in the chemical field. This study aims to synthesize silica gel from Bengkalis Beach sand by varying the concentration of HCl during gel formation. Silica gel is synthesized through several stages starting with the leaching pro…
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- 2207025600
Sintesis Silika Gel Menggunakan Pasir Pantai Bengkalis Sebagai Sumber Silika
ABSTRACT Silica gel is one of the silica-based materials that has quite extensive uses such as in the pharmaceutical industry, ceramics, paints and special applications in the chemical field. This study aims to synthesize silica gel from Bengkalis Beach sand by varying the concentration of HCl during gel formation. Silica gel is synthesized through several stages starting with the leaching pro…
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- 2207036155
Pemanfaatan Limbah Buah Ketapang (Terminalia Catappa L.) Sebagai Adsorben Pad…
ABSTRACT The increase in the number of laundry services will be directly proportional to the amount of liquid waste generated at the end of the activity. Therefore, it is necessary to develop effective and environmentally friendly waste treatment methods. The adsorption process is still the best choice for liquid waste treatment, especially if it uses environmentally friendly adsorbents, for e…
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- 2207036154
Pengaruh Perlakuan Bahan Dan Pemanasan Pada Pembuatan Ragi Alami Dari Ferment…
ABSTRACT Instant yeast is a leavening agent in making bread containing microorganisms of the Saccharomyces cerevisiae type. However, sourdough is now starting to be considered as an alternative because it has several advantages, including being able to enrich the taste, extend the shelf life of the product, and being easier to digest. This study aims to produce natural yeast through fermentati…
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- 2207036170
Pemanfaatan Limbah Buah Ketapang (Terminalia Catappa L.) Sebagai Adsorben Pad…
ABSTRACT The increase in the number of laundry services will be directly proportional to the amount of liquid waste generated at the end of the activity. Therefore, it is necessary to develop effective and environmentally friendly waste treatment methods. The adsorption process is still the best choice for liquid waste treatment, especially if it uses environmentally friendly adsorbents, for e…
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- 2207036152
Sintesis Silika Gel Menggunakan Limbah Kaca Laboratorium Sebagai Sumber Silika
ABSTRACT Silica gel is a material widely used in the industrial sector as an adsorbent, filler, and catalyst support. It can be synthesized from various natural sources containing silica (SiO₂), one of which is laboratory glass waste. In this study, silica gel was synthesized from laboratory glass waste through the production of sodium silicate, followed by precipitation using HCl solution. …
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- 2207036254
Sintesis Silika Gel Menggunakan Limbah Kaca Laboratorium Sebagai Sumber Silika
ABSTRACT Silica gel is a material widely used in the industrial sector as an adsorbent, filler, and catalyst support. It can be synthesized from various natural sources containing silica (SiO₂), one of which is laboratory glass waste. In this study, silica gel was synthesized from laboratory glass waste through the production of sodium silicate, followed by precipitation using HCl solution. …
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- 2207036164
EXECUTIVE SUMMARY Nrancangan Pabrik Acrylonitrile Butadiene Styrene (ABS) Cop…
ABSTRACTABSTRACT ABSTRACTABSTRACT ABSTRACTABSTRACT Acrylonitrile Butadiene Styrene (ABS) Copolymer is a thermoplastic polymer material made by grafting technique between polybutadiene, latex, acrylonititrile, and styrene. ABS Copolymer is widely used as a frame for kitchenware, electronics, automotive, and toys. Currently, the need for ABS Copolymer in Indonesia is still mostly imported from o…
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- 2007114342
EXECUTIVE SUMMARY Rancangan Pabrik Melamine Dari Urea Proses Low Pressure Edg…
ABSTRACT Melamine is a chemical that has the formula C3H6N6 with another name 2-4-6 triamino 1-3-5 triazine. The need for melamine in Indonesia in the last five years was 133,803,190,000 tons. The main raw material in melamine synthesis is urea, which can be obtained domestically thanks to Indonesia's significant urea production. Establishment of a melamine factory to reduce the need for impor…
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- 2007110690
Executive Summary Rancangan Pabrik Cumene Proses Polimeri/Lummus Dengan Desai…
ABSTRACT Cumene is considered a basic chemical product because it is used as a raw material in the production of various other important chemical products. For one, cumene is used to produce acetone, which is the base material for various products such as solvents. Cumene is sold to subsequent chemical industries to produce plastics, resins, solvents, paints or other chemical products and …
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- 2007110685
Executive Summary Prarancangan Pabrik Ammonia Dari Hydrocarbon Proses Kaapplu…
ABSTRACT Ammonia is a compound formed from the bonding of hydrogen and nitrogen atoms which is a gaseous compound at ambient temperature that has a sharp odor and is stored in liquid form. The main use of ammonia compounds is as a raw material in making chemical fertilizers such as UREA and NPK. Apart from that, ammonia is also commonly used as a cooling agent and in the pharmaceutical field i…
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- 2007113919
Executive Summary Rancangan Pabrik Paraxylene Dari Toluene Teknologi Pxmax De…
ABSTRACT Paraxylene is an aromatic hydrocarbon compound with molecular formula C8H10. Paraxylene is used as a raw material for several end products such as pure terephthalic acid (PTA) or dimethyl terephthalate (DMT). Terephthalic acid (PTA) and dimethyl terephthalate (DMT) can be processed as materials for the plastic and textile industries. In addition, paraxylene is used as a resin mate…
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- 2007110710
Executive Summary Rancangan Pabrik Poli Vinil Alkohol Dari Poli Vinil Asetat …
ABSTRACT Polyvinyl Alcohol (PVOH) is one of the compounds classified in the group of acetylene derivative compounds. Polyvinyl Alcohol is made from polyvinyl acetate and methanol raw materials. The factory is planned to be built in Dumai City, Riau, Indonesia. Dumai City was chosen to facilitate access to raw material fulfillment. The PVOH factory was built with a capacity of 50,000 tons/year.…
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- 2007111664
Executive Summary Rancangan Pabrik Ammonia Dari Natural Gas Proses Topsoe Den…
ABSTRACT Ammonia is a raw material in fertilizer production. Ammonia is produced by reacting synthesis gas containing H2 and N2 with a ratio of 3: 1. Synthesis gas contains inert gases that do not react such as Argon, in addition to H2 and N2. H2 gas comes from hydrocarbons found in natural gas and N2 gas from free air. Natural gas used as raw material for production before being processed int…
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- 2007125614
Karya Umum 
Filsafat 
Agama 
Ilmu-ilmu Sosial 
Bahasa 
Ilmu-ilmu Murni 
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Kesenian, Hiburan, dan Olahraga 
Kesusastraan 
Geografi dan Sejarah