Master Theses
Master Theses
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Kompregnasi Reaktif in-Situ Kayu Kelapa Sawit dengan Resin Damar (Agathis Dammara) dan Poliuretan Termodifikasi
(Universitas Sumatera Utara, 2015)Research on oil palm trunk (OPT) which reinforced by dammar resin (Agathis dammara) and modified polyurethane by reactive compregnation of in-situ technique has been performed. This work was carried out into several stages. ... -
Perbandingan Perjanjian Kredit dalam Prespektif Perjanjian Syariah Islam dan Kitab Undang- Isolasi dan Elusidasi Struktur Kimia Flavonoida dari Daun Pala (Myristica Fragrans Houtt) dan Uji Aktivitas Antioksidan
(Universitas Sumatera Utara, 2015)Research on plant leaves Myristica fragrans Houtt Pala was aimed to find a chemical compound and antioxidant activity with 1,1-diphenyl-2-picryl-hydrazil (,-diphenyl--picrylhidrazyl) atau DPPH radical-scavenging methods. ... -
Pembuatan Komposit Busa Poliuretan Dengan Mikrobentonit dan Arang Aktif Cangkang Kelapa Sawit Sebagai Bahan Penyaring Dalam Pengolahan Air Bersih DAS Belawan
(Universitas Sumatera Utara, 2014)The present paper reports the preparation of polyurethane foam composite with microbentonite and activated charcoal of palm kernel shells as filters for water treatment of Belawan watershed. This study consists of six ... -
Penggunaan Kitosan Nanopartikel sebagai Adsorben pada Limbah Cair Industri Benang Karet untuk Menurunkan Kadar Ion Logam Zn dan Na, Nilai COD, BOD5, TSS, dan TDS
(Universitas Sumatera Utara, 2011)This study is about the use of chitosan nanoparticles as adsorben in liquid waste of industrial rubber thread to reduce content ion Zn and Na, value of COD, BOD5, TSS, and TDS, with the variation of weight chitosan ... -
Penyerapan Logam Zinkum (Zn) dalam Air Limbah Pabrik Benang Karet ,enggunakan Batubara yang Diaktifasi dan Analisisnya dengan Metode Spektrofotometri Serapan Atom
(Universitas Sumatera Utara, 2013)In the industrial production ofrubber thread, zinkum use das filler material to improve the highelasticityof rubber thread before the clotting process.A study of metal absorption zinkum (Zn) using actived coal in the waste ... -
Studi Daya Serap Film Kitosan–Mikrokristal Selulosa Alang–Alang (Imperata Cylindrica) sebagai Adsorben Logam Kadmium (CD) Menggunakan Metode Adsorpsi–Filtrasi Kolom
(Universitas Sumatera Utara, 2015)There has been a research about microcrystalline cellulose utilization of reeds (Imperata cylindrica) as filler in chitosan films to reduce levels of metal cadmium (Cd) by using filtration-adsorption column method. ... -
Analisis Ion Besi (Fe3+), Zinkum (Zn2+) dan Kalsium (Ca2+) Pada Sayur Bayam Hijau (Amaranthus tricolor), Bayam Merah (Blitum rubrum) dan Air Hasil Rebusan Berdasarkan Pengaruh Waktu Perebusan dengan Metode Spektrofotometri Serapan Atom
(Universitas Sumatera Utara, 2012)Metal ion analysis has been performed (Fe3+), Zinkum (Zn2+) and calcium (Ca2+) on the green spinach (Amaranthus tricolor), red spinach (Blitum rubrum) and the boiling water with the influence time of the Atomic Absorption ... -
Penggunaan Emulsi Polivinil Alkohol (PVA) Lateks Pekat Karet Alam dan Asam Akrilat sebagai Perekat Agregat Pasir
(Universitas Sumatera Utara, 2012)The research has been done on the manufacture of soil stabilizer using of polyvinyl alcohol (PVA), natural rubber latexes, acrylic acid emulsion as adhesive sand aggregate . Soil stabilizer emulsion prepared by mixing ... -
Aktivitas Alkaloid dari Buah Terung Belanda (Solanum betaceum) Hasil Sambung Pucuk dengan Lancing (Solanum mauritianum) terhadap Tingkat Kehamilan Mencit (Mus musculus)
(Universitas Sumatera Utara, 2011)An investigation of the activities alcaloide from Tamarillo (Solanum betaceum) grafting with Bugweed (Solanum mauritianum) on pregnancy rate of mice (Mus musculus) was carried out. Solasodine of pea Eggplant was extracted ... -
Pemanfaatan Karet SIR-20 sebagai Bahan Aditif dalam Pembuatan Aspal Polimer dengan Adanya Dikumil Peroksida dan Divenil Benzena Menggunakan Proses Ekstruksi
(Universitas Sumatera Utara, 2011)The research has been done about the utilization of SIR-20 rubber as additives in the manufacture of asphalt polymers with existance of DCP and DVB using the extrusion process, with asphalt and SIR-20 rubber was varied. ... -
Pemanfaatan Polietilena Densitas Rendah (LDPE) Bekas sebagai Bahan Aditif dalam Pembuatan Aspal Polimer dengan Adanya Dikumil Peroksida dan Divenil Benzena
(Universitas Sumatera Utara, 2011)The research has been done about the using of low density polyethylene used as additives in the manufacture of asphalt polymers with existance of dicumyl peroxide and divenil benzene, which asphalt and LDPE used was ... -
Identifikasi dan Karakterisasi Sifat Fisika dan Kimia Madu Asli dan Madu yang Dijual dari Berbagai Sumber
(Universitas Sumatera Utara, 2011)Honey is a healthy natural sweet substance produced by bees with nectar as its raw material, in which the nectar is a complex compound produced by plant gland in the form of sugar solution. For various reasons, honey ... -
Biosintesis Vitamin C dari Substrat D-Sorbitol oleh Acetobacter Xylinum dengan Metode Fermentasi Sistem Batch Culture Teraduk Kontinu
(Universitas Sumatera Utara, 2013)The research of biosynthesis vitamin C from D-sorbitol substrate by Acetobacter xylinum with fermentation method of batch culture continuous mixing system is done. In this research, I used D-sorbitol as substrate and food ... -
Isolasi dan Analisis Komponen Kimia Minyak Atsiri dari Daun Tumbuhan Binara (Artemisia Vulgaris L.) di Daerah Kecamatan Sibolangit Kabupaten Deli Serdang dengan GC-MS dan FT-IR
(Universitas Sumatera Utara, 2011)In this study has been treated isolation and analyze its chemical component of volatile oil of Binara plant (Artemicia Vulgaris L. ) obtained from District of Sibolangit in Deli Serdang Regency. The isolated volatile ... -
Transformasi Kitosan dan Asam Palmitat Menjadi N-Palmitil Kitosan
(Universitas Sumatera Utara, 2011)Many researchers interest to develope using of chitosan by performing chemical transformation reaction to produce chitosan derivatives. It has been conducted formation of N-palmityl chitosan from the reaction between ... -
Analisis Komposisi Asam Lemak Udang Windu (Penaeus Monodon) dari Perairan Laut dan Tambak Budidaya Daerah Percut Sei Tuan Deli Serdang dengan Metode Gc-Ms
(Universitas Sumatera Utara, 2013)This study adapted a laboratory scale. The object involved the Windu Shrimp (Penaeus monodon) from sea waters and taken from fishpond. In research, the treatment was to separate its fat from the windu shrimp by airing them ... -
Penentuan Kadar Gas Karbon Dioksida (CO2) Menggunakan Sensor Gas Semikonduktor TGS 4160
(Universitas Sumatera Utara, 2011)The contamination of air is caused of the Green hause efect that are CO2, CFC, CH4, O3, NO2, and N2O, have been known as cause of global warming. This research to determine the rate of CO2 gase . The method that used to ... -
Penggunaan Kitosan Magnetik Nanopartikel untuk Menyerap Logam Kadmium (Cd) dan Tembaga (Cu) dengan Menggunakan Spektrofotometer Serapan Atom(SSA)
(Universitas Sumatera Utara, 2011)Chitosan is one of the medium which is used as absorber of Cd metal and Cu metal. The making of magnetic chitosan nanoparticle to cause chitosan absorptive power to heavy metal liquid waste and cooler essence by expanding ... -
Penentuan Kadar Gas Nitrogen Dioksida (NO2) Menggunakan Sensor Gas Semikonduktor TGS 2201
(Universitas Sumatera Utara, 2011)The increasing of gas NO2 concentration in the air , a parameter of air pollution, as an effect of vehicle traffic density and industry needs more attention because it is very dangerous to people health, even it can cause ... -
Perbedaan Aktivitas Antibakteri Flavonoid Total dan Tanin Total Albedo Buah Jeruk Bali (Citrus Maxima Merr.)
(Universitas Sumatera Utara, 2015)Albedo of bali citrus fruit powder extracted with ethanol 96% by maceration then maserat obtained evaporated using a rotary evaporator. Further concentrated methanol extract was dissolved with ethyl acetate to obtain a ...
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