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Pengaruh Kecepatan Pengaduk Pada Pembuatan Sabun Cair Cuci Piring Dengan Pena…
ABSTRACT Stirrer speed is one of the factors that influence the process of making soap. The manufacture of liquid dish soap with the addition of sweet orange peel waste extract has been carried out. This study aims to determine the effect of stirrer speed on the manufacture of dishwashing liquid soap and determine the characteristics of liquid dishwashing soap. This research began with the…
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- 1907035472
Pengaruh Kecepatan Pengaduk Pada Pembuatan Sabun Cair Cuci Piring Dengan Pena…
ABSTRACT Stirrer speed is one of the factors that influence the process of making soap. The manufacture of liquid dish soap with the addition of sweet orange peel waste extract has been carried out. This study aims to determine the effect of stirrer speed on the manufacture of dishwashing liquid soap and determine the characteristics of liquid dishwashing soap. This research began with the…
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- 1907035469
Pemanfaatan Minyak Jelantah Menjadi Sabun Cair
ABSTRACT Used cooking oil is frying oil that contains carcinogenic compounds such as free fatty acids, peroxides and others. To utilize used cooking oil, researchers are interested in recycling used cooking oil by carrying out a purification process using wood charcoal powder as an adsorbent. After the purification process, the oil is used to make liquid bath soap. This study investigates the …
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- 19070365158
Pemisahan Dan Pemurnian Selulosa Dari Limbah Daun Nanas (Ananas Comosus) Seca…
ABSTRACT Cellulose (C6H10O5)n is one of the long-chain polymers of polysaccharides prepared from saw-monomer β -glucose. Cellulose is the principal carbohydrate synthesized by plants and occupies almost 60% of the components of plant structure. The purpose of this study is to extract cellulose from the pineapple wastes semi-mechanical and obtain cellulose powder by the methods of delignificat…
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- 1907024828
Pembuatan Ragi Alami Dari Fermentasi Buah Pepaya (Carica Papaya L.)
Abstract Bread is a food product made from wheat flour mixed with bread yeast. The use of instant yeast is known to be practical and easy to obtain, but yeast intolerance is not uncommon. The use of natural yeast can be used as an alternative to overcome this problem. Natural yeast is one of the oldest biotechnology products that comes from mixing flour and fermented water containing lactic ac…
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- 1907036388
Pengaruh Ukuran Partikel Dan Waktu Kontak Adsorben Arang Aktif Kulit Kakao (T…
ABSTRACT Water and soil are generally susceptible to environmental pollution, one of the causes of pollution is the iron compound Fe2+. If the concentration of dissolved iron in the water exceeds the limit, it will cause problems such as pipes becoming corrosive. Fe metal contamination can be handled by the adsorption process using activated charcoal as an adsorbent. Cocoa rind contains high e…
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- 1907036175
Pengaruh Ukuran Partikel Dan Waktu Kontak Adsorben Arang Aktif Kulit Kakao (T…
ABSTRACT Water and soil are generally susceptible to environmental pollution, one of the causes of pollution is the iron compound Fe2+. If the concentration of dissolved iron in the water exceeds the limit, it will cause problems such as pipes becoming corrosive. Fe metal contamination can be handled by the adsorption process using activated charcoal as an adsorbent. Cocoa rind contains high e…
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- 1907036204
Ekstraksi Minyak Atsiri Dari Daun Eucalyptus Hybrid Dengan Metode Microwave H…
ABSTRACT Eucalyptus leaf is one of the essential oil-producing ingredients. The purpose of this study was to study the effect of sample conditions (fresh leaves and dried leaves), whole leaves and chopped leaves, as well as the extraction time on the yield of essential oils extracted from hybrid eucalyptus leaves using the microwave hydrodistillation and gravity (MHG) method. The essential oil…
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- 1907035939
Pengaruh Ukuran Adsorben Arang Aktif Kulit Pisang Kepok (Musa Paradisiaca L.…
ABSTRACT Iron metal (Fe) is one of the heavy metals polluting waters originating from industrial waste. Fe metal contamination can be overcome by adsorption method using activated charcoal as adsorbent. The activated charcoal used is made from kepok banana peels, because kepok banana peels contain lignin, cellulose, and hemicellulose as carbon forming so that kepok banana peels can be used as …
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- 1907035484
Pengaruh Ukuran Adsorben Arang Aktif Kulit Pisang Kepok (Musa Paradisiaca L.)…
ABSTRACT Iron metal (Fe) is one of the heavy metals polluting waters originating from industrial waste. Fe metal contamination can be overcome by adsorption method using activated charcoal as adsorbent. The activated charcoal used is made from kepok banana peels, because kepok banana peels contain lignin, cellulose, and hemicellulose as carbon forming so that kepok banana peels can be used as …
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- 1907036495
Analisis Perubahan Fungsi Penggunaan Lahan Dengan Tinjauan Persentase Penutup…
ABSTRACT The Rokan Kiri sub-watershed station AWLR (Automatic Water Level Recorder) of Lubuk Bendahara has experienced the development of land use from forests to plantations, agriculture and settlements. Changes in land use can result in floods and cause water availability to decrease every year. The decrease in water availability is due to the ability of the sub-watershed to respond to falli…
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- 1607123793
Perancangan Mesin Pengupas Pinang Berdasarkan Metode Quality Function Deploym…
ABSTRACT Areca nut is one type of plant that has many benefits for the community. In addition to being sold to collectors, areca nut can be processed into various types of food and drinks so that the benefits contained in areca nut can be felt by many people. One of the areas in Riau Province which is a producer of areca nut is Tembilahan Regency, especially in Keritang District, but in the pr…
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- 1807125049
Analisa Kesetimbangan Gaya Dan Titik Berat Excavator Skala Laboratorium
ABSTRACK Excavator is a heavy equipment used to move material from one place to another. Excavators are widely used in various fields, namely: construction, mining, infrastructure and so on. Riau University has produced a mini excavator model design at the Hydraulic and Pneumatic Laboratory of Mechanical Engineering, Faculty of Engineering using a pneumatic system based on a traveling unit (un…
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- 1507121925
Analisis Parts Characteristics Dan Parameter Proses Untuk Model Baru Mesin Pe…
ABSTRACT Basically, people still use cooking oil repeatedly and the draining of cooking oil is not optimal. So that many people consume processed foods from frying that still contain or leave oil in the food. The purpose of this study was to analyze the Spinner model using the Analytical Hierarchy Process (AHP) method. AHP makes broad and unstructured problems into a flexible and easy-to-under…
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- 1507123599
Pengaruh Kecepatan Putar Terhadap Daerah Sambungan Las Dan Nilai Kekerasan Me…
ABSTRACT Friction welding is a method of joining materials caused by friction between two materials which utilizes the heat of friction between the two materials, the same or different. This study aims to determine the effect of rotational speed on dissimilar materials on the weld area and hardness values. There are various methods to overcome problems in the process of joining the material, i…
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- 1707122805
Pengaruh Variasi Sudut Chamfer Permukaan Bar Terhadap Hasil Sambungan Las Ges…
ABSTRACT One of the materials that is widely used in industrial products is mild steel AISI 1037, but the connection of mild steel has problems using the liquid welding method, so the friction welding method is used. The friction welding used is vertical bar-plate Rotary friction welding, which is the design of Utamar, F. and Siswanto (2014), when testing all specimens, the parameter variation…
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- 1707122948
Pengaruh Variasi Serat Fiberglass Terhadap Kekuatan Tarik Komposit High Densi…
ABSTRACT In the industrial world, the use of network pipes is one element that plays an important role, namely as a production chain. Failures that usually occur in steel pipe structures that are buried in the ground or in the sea usually occur due to corrosion attacks, pressure forces from outside. Plastic pipes as a product have been widely used and used for a long time. This study aims …
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- 1507120518
Pengaruh Serat Pendek Dan Serat Panjang Terhadap Kekuatan Impak Pada Komposit…
ABSTRACK Polyethylene is a product that is widely used and used for a long time. One type, namely HDPE (High Density Polyethylene) is formed into a composite material, by adding reinforcement in the form of short fiberglass and long fiberglass. The composites were subjected to an Impact test to determine the impact strength and to analyze the impact strength and the influence of fiberglass on …
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- 1507113705
Pengaruh Kuat Arus Dan Jumlah Plat Pada Pengolahan Limbah Cair Pabrik Kelapa …
ABSTRACT One of the wastes produced by palm oil mills is liquid waste in the form of palm oil mill effluent (POME). Before being drained, waste needs to be treated so as not to pollute the environment. There are many POME processing methods, one of which is often used, namely the electrocoagulation method. The research was conducted at the Chemical Engineering Laboratory to process POME by the…
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- 1507110311
Pembuatan Cellular Lightweight Concrete (Clc) Dengan Penambahan Fly Ash Dan G…
ABCTRACT Future deforestation and forest degradation are at high risk, especially in tropical countries. One of the efforts to maintain water balance in peatlands that is being promoted by the Government is the creation of canal partitions to prevent water from flowing rapidly downstream. This research made Cellular Lightweight Concrete (CLC) as a canal bulkhead which is a lightweight brick wh…
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- 1507117855
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