Master Theses
Master Theses
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Pemanfaatan Zeolit Alam Sarulla Untuk Menyerap Sulfida Dari Limbah Padat Peternakan di Simalingkar B Medan
(Universitas Sumatera Utara, 2013)Studies have been conducted to show the utilization of natural zeolite Sarulla to absorb sulfide from waste (feces) of pigs in Simalingkar B Medan. The example of natural zeolite was taken randomly from Simangumban, Sarulla, ... -
Studi Pemanfaatan Limbah Ikan Dari Tempat Pelelangan Ikan (TPI) dan Pasar Tradisional Sibolga Sebagai Bahan Baku Kompos
(Universitas Sumatera Utara, 2013)This thesis deals with a research on composting of waste fish in the fish auction (TPI) and traditional markets in Sibolga. The Composting process used EM4 which has been enabled with drops of cane. During composting, the ... -
Isolasi dan Analisis Kimia Minyak Atsiri Dari Temulawak (Curcuma xanthoriza Roxb) Dengan Gas Kromatografi - Spektrometer Massa (GC–MS) Dan Uji Aktivitas Anti Bakteri
(Universitas Sumatera Utara, 2012)The research for isolation and analysis chemical component essential oil of temulawak (Curcuma xanthoriza Roxb) with GC-MS and anti bacteria activity test by Cork Borer method was conducted. The purposes of this research ... -
Pengujian Sifat Antioksidan Galaktomanan yang Diekstraksi dari Ampas Kelapa
(Universitas Sumatera Utara, 2013)Galactomannan is a carbohydrate compound of polysaccharide class that has been isolated from coconut pulp through extraction method using ethanol solvent and furthermore its activity test is carried out as antioxidant. As ... -
Pengaruh Ekstrak Nenas (Ananas Sativus) Sebagai Koagulan terhadap Kualitas Lembaran Karet
(Universitas Sumatera Utara, 2013)Pineapple (Ananas sativus) extract kept for 1 day (N-5), 3 days (N-4), 5 days (N-3), 7 days (N-2), and 9 days (N-1) as coagulant of natural rubber have been carried out. Coagulation rate of each coagulant has been tested ... -
Pembuatan Shortening yang Mengandung C12-C18 Melalui Reaksi Gliserolisis terhadap Campuran Minyak Inti Sawit dan Stearin
(Universitas Sumatera Utara, 2003)The preparation shortening was conducted by simultaneously glycerolysis and interesterification process of the mixture of palm kernel oil and stearin RBD by stearing on 3500 rpm using sodium methoxide as katalyze. In order ... -
Pemisahan Pufa yang Dihasilkan dari Beberapa Minyak Nabati Secara Fraksinasi Kompleksasi Urea
(Universitas Sumatera Utara, 2009)The use of oil as edible oil or as material for oleochemistry is defended to the kind of fat orchid that closed to the gliserida. Oil with containing fat orchid is not stagnant like linoleic, linolenic and oleic have the ... -
Transformasi Mikropori ke Mesopori Cangkang Kelapa Sawit terhadap Nilai Kalor Bakar Briket Arang Cangkang Kelapa Sawit
(Universitas Sumatera Utara, 2008)Solid waste of palm oil mill as shell, can be used as alternative fuel substituting the kerosene. This research tried to assess the preparation of charcoal bricket form palm oil shell by modifying the size of pore from ... -
Studi Pemanfaatan Silika Gel Tersalut Kitosan untuk Menurunkan Kadar Logam Besi dan Seng dalam Larutan Kopi
(Universitas Sumatera Utara, 2009)The use of chitosan as a coating agent for silica gel in order to decrease iron (Fe) and zinc (Zn) contents in coffee extract has been carried out. The adsorptions of iron and zinc was conducted by eluting the coffee extract ... -
Studi Interkalasi Ca2+ / Fe3+ Pada Cangkang Sawit sebagai Bahan Pengisi Penguat Komposit Semen
(Universitas Sumatera Utara, 2004)Palm shell obtained from of Palm oil mill can used a filler and for cement board by modification of palm shell surface followed by intercalation with Ca2+ and Fe3+ ions. Testing of cement-palm shell Ca2+ cement board and ... -
Modifikasi dan Penggunaan Pemlastis Turunan Asam Oleat dari Asam Lemak Sawit Destilat (ALSD) Pada Matriks Polivinil Klorida
(Universitas Sumatera Utara, 2000)Palm Fatty Acid Distillate (PFAD) can be modified to oleic acid derivative compounds resulted in 98.7% of methyl oleate (MO), 83.77% of methyl epoxy stearate (MES) and 73.75% of methyl acetoxy stearate (MAS). Blending of ... -
Impregnasi Kayu Kelapa Sawit dengan menggunakan Asap Cair Tempurung Kelapa, Stirena, dan Toluena Diisosianat (TDI)
(Universitas Sumatera Utara, 2009)The palm wood is impregnated by using liquid smoke of coconut shell, styrene, dan toluene diisocyanate (TDI) to see the change of mechanical and physical properties. The test is done by SEM, DTA, FT-IR, and MOE-MOR. The ... -
Pemanfaatan Asap Cair Dari Tempurung Kelapa Sebagai Koagulan Komersial Karet Alam Nias Utara
(Universitas Sumatera Utara, 2013)The use of liquid smoke, the residu, and its destilate as coagulant for natural rubber originally from North Nias District have been researched. All coagulated rubber obtained by using the above coagulants have been ... -
Sintesis dan Karakterisasi Alkil Ester untuk Biodiesel dari Minyak Kelapa Sawit dan Minyak Jarak Pagar
(Universitas Sumatera Utara, 2011)It has been researched to find out the effect of the linear of alkyl alcohol (ethanol) and the branch (isopropanol and 2-butanol) of the characteristic of alkyl ester from palm oil which contains of much palmitic and ... -
Penyediaan Film Mikrokomposit PVC menggunakan Pemlastis Stearin dengan Pengisi Pati dan Penguat Serat Alam
(Universitas Sumatera Utara, 2009)The research of preparing biodegradable composite materials from polyvinyl chloride (PVC) plasticized stearin, empty fruit bunch (EFB) and starch from cassava as fillers, and benzoil peroxide (BPO) as initiator has been ... -
Aminasi Asam Azelat Via Reduksi dengan Hidrogen memakai Katalis Nikel
(Universitas Sumatera Utara, 2009)Amination reaction of azelaic acid included with reaction of an amide formation, in used ammonia pressure with Nickel catalysts and occurred on temperature 180 oC for 5 hours. The product of amide compound mixed in a pyrex ... -
Pembuatan Material Sewlulosa Bakteri dalam Medium Air Kelapa melalui Penambahan Sukrosa, Kitosan dan Gliserol menggunakan Acetobater Xytinum
(Universitas Sumatera Utara, 2008)One of the coconut liquid uses is for making nata de coco or bacterial cellulose. By the modification of both chitosan and glycerol addition, that is, they can be used for medical needs. This experiment is performed by ... -
Pengaruh Suhu dan Waktu terhadap Kandungan Antioksidan Alami pada Proses Deodorisasi Olein Sawit Merah dan Stabilitasnya pada Penggorengan Kripik Singkong
(Universitas Sumatera Utara, 2005)This research was conducted to study the effect of deodorization processing factors (time and temperature) on stability of ?- carotene and vitamin E (so called natural antioxidants) in red palm olein and stability of red ... -
Pengaruh Viskositas Kitosan dari Berbagai Berat Molekul terhadap Pembuatan Kitosan Nanopartikel dengan Menggunakan Ultrasonic Bath
(Universitas Sumatera Utara, 2013)The effect of chitosan viscosity from various molecular weight to the making of nano particle chitosan by using ultrasonic bath has been studied. Chitosan is one of the natural polysaccharide obtained from the deacetylation ... -
Pemanfaatan Selulosa Mikrokristal dari Tandan Kelapa (Cocos Nucifera L) sebagai Pengisi Plastik Polipropilena yang Terbiodegradasikan
(Universitas Sumatera Utara, 2013)A research has been done on the use of making a biodegradable composit with the microcrystal cellulose which is come from coconut bunches (Cocos Nucifera L) and polipropilena. The Characteristic of the composit result which ...
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