Search
Now showing items 11-20 of 144
Biosorpsi Logam Pb(II) dan Ni(II) oleh Biomassa Perifiton pada Perairan Lotik
(2013)
Biosorption is an effective method for removing heavy metal ions from wastewater. This study utilized periphyton as biosorbent of Pb(II) and Ni(II) from single solutions and studied the influence of time, biosorbent weight, ...
Sintesis dan uji aktivitas katalitik Fe3O4 dari campuran limbah wire plating sludge dan FeSO4 pada efisiensi pembakaran batu bara
(2013)
Combustion catalyst is an additive added to the fuel to increase the heat energy released. Fe3O4 was the combustion catalyst used in this study, synthesized from PT Sumiden Cibinong wire plating sludge waste by coprecipitation ...
Komponen Kimia Fraksi Nonpolar Ekstrak Metanol Daun Trengguli (Cassia fistula)
(2013)
Many studies have been carried out on trengguli’s leaf due to its various secondary metabolites having bioactive properties. This study covered extraction, fractionation of chemical components, and characterization of ...
Katalis Eterifikasi Gliserol Berbasis Poli–(asam stirena sulfonat) dari Limbah Styrofoam.
(2013)
Styrofoam waste can be converted to poly–(sulfonate styrene acid) (PSSA) that can be used as catalyst. The objective of this research is to get PSSA that can catalyze the etherification of glycerol and benzyl alcohol. The ...
Bioaktivitas Buah Kawista (Limonia acidissima)dan Penentuan Sidik Jarinya Menggunakan Kromatografi Lapis Tipis
(2013)
Kawistais a tropical fruitwichhas antioxidant activity. The antioxidant activity ofthefruitis affected by the maturity ofthe fruit.The objectives of atudy we are toanalyze theantioxidantactivity ofthefruit andfingerprint ...
Kinerja Antikorosi Zink Dialkilditiofosfat Berdasarkan Studi Termodinamika dan Kinetika dengan Teknik Polarisasi Potensiodinamik
(2013)
Zinc Dialkyldithiophosphates (ZDTP) is lubricant additives and has function as anti-friction, anti-wear, antioxidant, and anti-corrosion. ZDTP Performances as anti-corrosion is measured by potentiodynamic polarization ...
Modifikasi Sintesis dan Pencirian Fase Diam Kromatografi Kolom Selulosa Berbasis Serabut Ampas Sagu.
(2013)
Grafting copolymerization of acrylamide (AAm) on cellulose derived from sago fibers (α-cellulose 78.61%) has been performed by using N,N'-methylene-bis-acrylamide (MBA) as cross-linker and ammonium peroxydisulfate as ...
Efektivitas Campuran Poli(Aluminium Klorida) (PAC) dan Aluminium Sulfat (Tawas) sebagai Koagulan dalam Pengolahan Air Bersih
(2013)
Poly(aluminum chloride) (PAC) and aluminum sulfate (alum) are commonly used coagulants for water treatment. This study aimed to determine the effective coagulant dose of PAC and alum mixture Cisadane river water treatment. ...
Potensi Minyak Atsiri Temu Kunci (Kaempferia pandurata) dan Komponennya sebagai Pelangsing Aromaterapi
(2013)
Kaempferia pandurata is an Indonesian aromatic plant containing essential oil. The objectives of the research were to separate constituents of K. pandurata oil and to evaluate the active components as slimming aromatherapy. ...
Sifat Fisikokimia, Termal, dan Spektroskopi Selulosa Mikrokristalin Serabut Ampas Sagu
(2013)
Microcrystalline cellulose (MCC) is a partially depolymerized from α-cellulose. MCC is generally used as a medicinal preparation. MCC isolates from sago waste fiber and commercial MCC (MCCK) were characterized based on ...