Master Theses
Master Theses
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Now showing items 241-260 of 374
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Penentuan Kadar Logam Fe, Zn, Cu, Pb, dan N-total di Dalam Sedimen yang Terpadat di Sepanjang Pantai Pagangambatan, Huta Ginjang, Silima Lombu dan Tambun Sukkean di Danau Toba
(Universitas Sumatera Utara, 2010)Have been made research content metal cuprum (Cu), zink (Zn), ferrum (Fe), plumbum (Pb) and N-total aboard sediment contained in throughout beach Pangambatan, Huta Ginjang, Silima Lombu, and Tambun Sukkean in Toba lake. ... -
Studi Penggunaan Amida Asam Lemak Campuran Minyak Kelapa Sebagai Bahan Pengemulsi Lateks Pekat
(Universitas Sumatera Utara, 2010)Fatty acid methyl ester mixture can be made through interesterification reaction between coconut oil and methanol with a catalyst H2SO4(p) at a temperature of 800C for five hours. The result of this mixture of fatty acid ... -
Amidasi Metil Palmitat Menjadi Palmitamida dengan Menggunakan Katalis Nikel
(Universitas Sumatera Utara, 2010)Palmitamide has been synthezied from methyl palmitate and NH3 gas at the pressure of 100 psi and temperature of 180 0C in hexane using nickel catalyst. The FT-IR spectrum showed pressure of two characteristic peaks at 3362 ... -
Pembuatan dan Karakterisasi serta Pengujian Sifat Antimikroba dari Edible Film Kitosan – Tepung Biji Aren sebagai Kemasan Fillet Ikan Salmon
(Universitas Sumatera Utara, 2010)Characterization of antimicrobial activity and physical properties of edible film based on blends of chitosan – aren seed flour 1 : 2 (w/w) ratio had been studied. The agar well diffusion assay showed an antagonist effect ... -
Studi Adsorpsi Kitosan Magnetik Nanopartikel terhadap Logam Krom (Cr) dengan Spektroskopi Serapan Atom
(Universitas Sumatera Utara, 2010)The using chitosan magnetic nanoparticle as adsorbent to decrease chrome(III) ion level with varation of pH, contact time and concentration had been studied. The fisrt step in this study was making nanomagnetic Fe3O4 with ... -
Analisis Karbohidrat Produk Biosintesis pada Buah Terung Belanda Hasil Sambung Pucuk antara Terung Belanda (Chiphomandra betaceae) dengan Rimbang (Solanum torvum swartz)
(Universitas Sumatera Utara, 2010)It has done a grafting between tamarillo (Chiphomandra betaceae) that has shallow roots with turkey berry (Solanum torvum swartz) that has strong roots so that has result a new tamarillo plant. Next to know the effect from ... -
Penyelidikan Umur Simpan Bika Ambon dengan Film Layak Makan Berbasis Pati Ubi Kayu
(Universitas Sumatera Utara, 2010)Research of edible film based on cassava starch and powder of cassava wood, with glycerol as plasticizer, has been done to improve expiry period of "Bika Ambon". This research use Labuza acceleration method to know ... -
Pembuatan Bahan Surfaktan Kosmetika Melalui Modifikasi Kimia dari Kitosan Menjadi Kitosan Palmitat
(Universitas Sumatera Utara, 2010)Kitosan compound what does our life benefit via chemical modification. In this research the kitosan is transformation to kitosan palmitat as material as surfaktan cosmetics. Kitosan palmitat makings is done with ... -
Isolasi dan Anlisis Komponen Kimia Minyak Atsiri Dari Daun Kesturi (Citrus Microcarpa B.) dengan GC – MS dan Uji Antimikroba
(Universitas Sumatera Utara, 2014)This research was carried out with a laboratory scale. As research material used fresh musk leaves (Citrus microcarpa B). The treatment is done is isolate the leaf essential oil of musk, this is done by water distillation ... -
Studi Penggunaan Amida Asam Lemak Campuran dari Minyak Inti Sawit sebagai Bahan Surfaktan Lateks Pekat Karet Alam
(Universitas Sumatera Utara, 2010)The making of Surfactant is done by reacted Palm Kernel Oil (PKO) with methanol by using H2SO4 (p) as catalyst. Methyl ester fatty acid mixture formed reacted with urea prodeced result of fatty acid amide mixture. The ... -
Studi Bahan Bakar Biodiesel Diperoleh dari Reaksi Trigliserida Minyak Goreng Sawit / Etanol dalam Katalis Basa
(Universitas Sumatera Utara, 2010)Fossil fuel consumption are increasing rapidly and has increased, while fossil fuel reserves are limited, research is directed towards alternative renewable fuels. A potensial diesel fuel substitute is biodiesel. On this ... -
Pengaruh Berat Molekul Kitosan Nanopartikel sebagai Penyalut Vitamin E untuk Menyerap Asam Lemak Bebas (ALB) dalam Minyak Goreng Curah
(Universitas Sumatera Utara, 2010)Chitosan is one of the medium which is used as absorber of free fatty acids in palm oil. The making of chitosan nanoparticles is intended to make the absorbtive power of the chitosan effective on the free fatty acids in ... -
Analisis Karbon Monoksida (CO) dalam Emisi Gas Buang Kendaraan Bermotor dengan Sensor Gas Semikonduktor
(Universitas Sumatera Utara, 2010)Quantitative analysis has been done carbon monoxide (CO) gas in exhaust gas emissions of motor vehicles. This research was conducted to measure the gas concentration CO from exhaust gas CO kijang cars that have different ... -
Pemanfaatan Limbah Tandan Kosong Kelapa Sawit dan Azolla Menjadi Kompos Pupuk Tablet
(Universitas Sumatera Utara, 2010)It has been conducted a research on the uses of palm-oil empty bunches (TKKS) and the azolla to become compost fertilizer on tablet. The research was done by composting each TKKS and azolla for 30 days there using EM4 ... -
Analisis Karbon Monoksida (CO) dalam Emisi Gas Buang Kendaraan Bermotor dengan Sensor Gas Semikonduktor
(Universitas Sumatera Utara, 2010)Quantitative analysis has been done carbon monoxide (CO) gas in exhaust gas emissions of motor vehicles. This research was conducted to measure the gas concentration CO from exhaust gas CO kijang cars that have different ... -
Pengaruh Variasi Penambahan Sari Buah Terung Belanda (Solanum Betaceum) Hasil Sambung Pucuk dengan Lancing (Solanum Mauritianum) pada Pembuatan Nata De Coco dengan Menggunakan Acetobacter Xylinum
(Universitas Sumatera Utara, 2013)One of the benefit from coconut water is making nata de coco through phosphate pentose pathway by using Acetobacter xylinum bacteria. Making its became nata de coco by variation of Tamarillo (Solanum betaceum) bud grafting ... -
Pembuatan Emulsi Kitosan Cangkang Belangkas melalui Metode Gelasi Ionik terhadap Kitosan Nano dengan Menggunakan Freeze-Dryer
(Universitas Sumatera Utara, 2013)Nano chitosan was produced by ionic gelation methode of chitosan, tripolyphospate (TPP), and Tween 80 with ultrasonic and magnetic stirrer as particle sizing process. The emulsion that form was dryed by various time ... -
Karakteristik Biodegrasi dan Toksisitas dari Penyalut Layak Makan Berdasis Pati Sagu
(Universitas Sumatera Utara, 2010)The experiment about the food to cauting decent from starch of sago using powder of bar sago palm as filler and glycerol as plastisizer has done. Biodegadation of to cover eat decent eith powder of bar sago palm as filler, ... -
Analisis Kadar Besi (Fe), Tembaga (Cu), dan Kalsium (Ca) dalam Air Gambut setelah Dijernihkan dengan Metode Elektrokoagulasi
(Universitas Sumatera Utara, 2010)Peat moss water is water found and covers the peat moss area. The characteristics of peat moss water is a higher color intensity (yellow or brownish red). The lower of pH in the range of 2-5, sour, the higher organic ... -
Karakteristik Mikrobiologi dan Biodegradasi Edible Film Berbasis Pati Ubi Kayu
(Universitas Sumatera Utara, 2010)Research has been done making edible films from cassava starch, glycerol and the addition pemlastis stems of cassava powder as filler material based on Casting method which uses the principle Gelatuation of 10 g cassava ...
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