Browsing Master Theses by Keyword "Adsorpsi"
Now showing items 1-5 of 5
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Impregnasi Karbon Aktif dengan Natrium Sulfida untuk Mengikat Ion Tembaga ( II ) dan Kadmium ( II ) di Dalam Air
(Universitas Sumatera Utara, 2009)The impregnation of carbon with sodium sulfide which used as an adsorbent for cupric ion and cadmium ion was carried out. The solution of natrium sulfide of 0.5%, 1.0% and 1.5% respectively has been used to impregnate, ... -
Pengaruh Viskositas Larutan Kitosan Nanopartikel sebagai Penyalut Asam Askorbat untuk Menyerap Asam Lemak Bebas (ALB) dalam Minyak Goreng Curah
(Universitas Sumatera Utara, 2010)One of chitosan application in health is due to that the chitosan can inhibit fat and cholesterols absorption from diet, as well as reduce body weight. Addition of vitamin C (ascorbic acid) improves fat facial secretion ... -
Penggunaan Kitosan Molekul Tinggi dari Cangkang Belangkas ( Tachypleus Gigas) dan Gelatin sebagai Membran untuk Menurunkan Kadar Logam Timbal (Pb) dengan Metode Solid Phase Extraction ( SPE )
(Universitas Sumatera Utara, 2015)Chitosan and gelatine can be used as raw materials in manufacturing of membrane for heavy metals adsorption using method Solid Phase Extraction (SPE), chitosan by dissolved it in 1 % acetid acid and gelatin by dissolved ... -
Perolehan Kembali Kitosan Terkompleks Besi ( II ) Menggunakan Pengkelat Sitrat dan Oksalat
(Universitas Sumatera Utara, 2013)The research on the use of chitosan as an absorbent in the standard solution of iron (II) 1000 ppm. Has been done chitosan adsorption process is based on the binding of metal ions through the trending biopolymer functional ... -
Sintesis Turunan Kitosan Melalui Reaksi Antara Kitosan Dengan Epiklorohidrin dan Dietilen Triamin Serta Pengujian Adsorpsi Terhadap Ion Logam Cu2+, Zn2+ dan Fe2+
(Universitas Sumatera Utara, 2019)The chitosan derivatives were synthesized through Schiff base formation and alkylation using diethylene triamine and epichlorohydrin, with and without the presence of benzaldehyde. The first derivative product was chitosan ...