Browsing Undergraduate Theses by Title
Now showing items 1-10 of 1307
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1,2-Dimetil-1,1,2,2-Tetrafenildisilana Sulfonat Mengkatalisis Reaksi Esterifikasi Asam Palmitat dengan 2-Butanol
(Universitas Sumatera Utara, 2014)2-butyl palmitate has been synthesized by reacting palmitic acid and 2-butanol at 100 ° C for 10 hours and at a temperature of 150oC for 15 hours using 1,2-dimethyl- 1,1,2,2-tetrafenil disilan sulfonate catalyst with ... -
1,2-dimetil-1,1,2,2-tetrafenildisilana Sulfonat Mengkatalisis Reaksi Esterifikasi Asam Stearat dengan Metanol dan 2-propanol
(Universitas Sumatera Utara, 2014)Esterification reaction between stearic acid with methanol and 2-propanol using 1,2-dimethyl-1,1,2,2-tetraphenyldisilane sulfonate as catalyst have gave methyl stearate and isopropyl stearate. Esterification reaction was ... -
1,2-Dimetil-1,1,2,2-Tetrafenildisilana Sulfonat sebagai Katalis Reaksi Transesterifikasi Cpo (Crude Palm Oil) Berkadar Asam Lemak Bebas Tinggi untuk Menghasilkan Biodiesel
(Universitas sumatera Utara, 2014)Transesterification of crude palm oil ( CPO ) with 7,82 % free fatty acids has been done by using 1,2-dimethyl-1,1,2,2-tetraphenyl-disilane sulfonated as a catalyst with different temperature and reusability of the ... -
Adsorpsi Asam Lemak Bebas dari CPO dengan Menggunakan Adsorben Kalsium Silikat Bertemplate Glukosa
(Universitas Sumatera Utara, 2018)Research has been conducted about using calcium silicate adsorbent (CaSiO3) glucose template on adsorption of free fatty acid on crude palm oil by adsorption method. This research aims to reduce of free fatty acid on ... -
Adsorpsi Asam Lemak Bebas dari Minyak Sawit Mentah Menggunakan Adsorben Kalsium Silikat (CaSiO3) Template Gliserol
(Universitas Sumatera Utara, 2018)Research has been conducted on the reduction of free fatty acid content in crude palm oil by adsorption method using calcium silicate adsorbent (CaSiO3) glycerol template. The experimental results show that CaSiO3 template ... -
Adsorpsi Karotenoida dari Minyak Sawit Mentah (CPO) Menggunakan Kalsium Polistirena Sulfonat Berderajat Sulfonasi 27% dan Desorpsinya dengan Etanol
(Universitas Sumatera Utara, 2015)Carotenoids have adsorbed from Crude Palm Oil it consist of 455 ppm carotene with calcium polystyrene sulfonate, degree of sulfonation 27% contains of Ca 6,74. Carotenoids that adsorbed in calcium polystyrene sulfonate ... -
Adsorpsi Logam Pb pada Adsorbent Berbasis Karboksimetil Selulosa dan Hidroksipropil Metil Selulosa dengan Divinil Sulfon sebagai Agen Ikat Silang
(Universitas Sumatera Utara, 2025)This study examines the adsorption process of Pb metal on adsorbents based on carboxymethyl cellulose (CMC) and hydroxypropyl methyl cellulose (HPMC) with divinyl sulfone (DVS) as a crosslinking agent. The adsorbent was ... -
Adsorpsi Zat Warna Congo Red menggunakan Adsorben Berbahan Dasar Pati Sagu dan Karboksimetil Selulosa Menurut Persamaan Langmuir dan Freundlich
(Universitas Sumatera Utara, 2024-12-30)Research on adsorbents from sago starch and carboxymethyl cellulose with aluminum sulfate and boric acid cross-binding agents applied to the adsorption of congo red dye. This study aims to determine the equilibrium time ... -
Adsorpsi Β-Karoten dari Bahan yang Mengandung Karotenoida dengan Menggunakan Adsorben Sintetis Kalsium Polistirena Sulfonat
(Universitas Sumatera Utara, 2011)Adsorption of β-carotene of material containing carotenoids has been carried out using a synthetic adsorbent of calcium polystyrene sulfonate with a variation of the volume ethanol and the amount of adsorbent. Adsorption ... -
Aktivitas Anti Bakteri Pada Pembuatan Minuman Sehat dengan Menggunakan Kitosan Larut Air dan Vitamin C
(Universitas Sumatera Utara, 2022)Research on water-soluble chitosan was produced from commercial chitosan depolymerization and then used as an antibacterial agent in healthy drinks. It consisted of two stages. The first stage of modification of commercial ...