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Jurnal Institusi
Effect of Calcination Temperature on the Synthesis of ZrO2-Pillared Saponite to Catalytic Activity in Menthol Esterification
Indonesian Journal of Chemistry; Vol 16, No 1 (2016); 8-13
The influence of calcination temperature on the synthesis of zirconia-pillared saponite (PILS) and on its catalytic activity in menthol esterification has been studied. Zirconia pillarization was conducted using zirconium tetraisopropoxide as a precu...
Jurnal Institusi
Modification of Three Types of Bentonite with Zirconium Oxide Chloride (ZOC) of Local Products Using Intercalation Process
Indonesian Journal of Chemistry; Vol 16, No 1 (2016); 14-19
Three types of bentonite modified with ZOC local products of Center for Accelerator Science and Technology-National Nuclear Energy Agency using intercalation process have been done. The purpose of this research is to create new material as a catalyst...
Jurnal Institusi
Preparation of CaTiO3 Asymmetric Membranes Using Polyetherimide as Binder Polymer
Indonesian Journal of Chemistry; Vol 16, No 1 (2016); 20-24
Asymmetric dense and thin membranes have been prepared from powders of perovskite oxide-type CaTiO3 without cracking by phase inversion method. Polyetherimide was used as a polymeric binder in the method. The resulting green membranes, composed of Ca...
Jurnal Institusi
Correlation of Cadmium Intake from Water and Biomarkers in Resident Living Around Namobintang Dumpsite
Indonesian Journal of Chemistry; Vol 16, No 1 (2016); 25-31
Cadmium (Cd) is a toxic element ubiquitous in the environment and can cause kidneys damage. The aim of this study was to determine the concentration of Cd in wells water and urine of population that lived around Namobintang dumpsite, and to examine t...
Jurnal Institusi
A Novel Spectrophotometric Method for Determination of Chloramphenicol Based On Diazotization Reaction at Room Temperature
Indonesian Journal of Chemistry; Vol 16, No 1 (2016); 32-35
An analytical method for determination of chloramphenicol (CAP) based on the diazotization reaction at room temperature has been developed. The CAP was reduced using zinc powder (Zn) and diazotization reaction was carried out at room temperature in t...
Jurnal Institusi
Comparative Study of Ni-Zn LHS and Mg-Al LDH Adsorbents of Navy Blue and Yellow F3G Dye
Indonesian Journal of Chemistry; Vol 16, No 1 (2016); 36-44
Adsorption of disperse dyes from wastewater onto Ni-Zn LHS (layered hydroxide salts) and Mg-Al LDH (layered double hydroxides) has been compared in this study. Effects of initial pH solution, contact time and initial dye concentration were investigat...
Jurnal Institusi
Adsorption of Ca(II), Mg(II), Zn(II), and Cd(II) on Chitosan Membrane Blended with Rice Hull Ash Silica and Polyethylene Glycol
Indonesian Journal of Chemistry; Vol 16, No 1 (2016); 45-52
In this research, chitosan based membrane blended with rice hull ash (RHA) silica and polyethylene glycol (PEG) has been applied as adsorbent of Ca(II), Mg(II), Zn(II) and Cd(II) in an aqueous solution. Membrane was synthesized by blending RHA silica...
Jurnal Institusi
Synthesis, Reactivity and Stability of Aryl Halide Protecting Groups towards Di-Substituted Pyridines
Indonesian Journal of Chemistry; Vol 16, No 1 (2016); 53-58
This paper reports the synthesis and reactivity of different Benzyl derivative protecting groups. The synthesis and stability of Benzyl halides, 4-methoxybenzyl halides, 3,5-dimethoxybenzyl halides, 3,4-dimethoxybenzyl halides, 3,4,5-trimethoxybenzyl...
Jurnal Institusi
Potassium Permanganate-Catalyzed Alpha-Pinene Oxidation: Formation of Coordination Compound with Zinc(II) and Copper(II), and Growth Inhibition Activity on Staphylococcus aureus and Escherichia coli
Indonesian Journal of Chemistry; Vol 16, No 1 (2016); 59-64
Catalytic oxidation of alpha-pinene was investigated using potassium permanganate as an oxidant. The reaction consumed catalyst following stoichiometric amount instead of the catalytic one. The keto-carboxylate compound 2 was afforded as the oxidatio...
Jurnal Institusi
Significance of Glucose Addition on Chitosan-Glycerophosphate Hydrogel Properties
Indonesian Journal of Chemistry; Vol 16, No 1 (2016); 65-71
Chitosan-glycerophosphate hydrogel can be used as dental scaffold due to its thermosensitivity, gelation performance at body temperature, suitable acidity for body condition, biocompatibility, and ability to provide good environment for cell prolifer...
Jurnal Institusi
Development of Candidate Reference Materials of Endosulfan Sulfate and Bifenthrin in Black Tea
Indonesian Journal of Chemistry; Vol 16, No 1 (2016); 72-79
The candidate reference materials of endosulfan sulfate and bifenthrin in black tea have been developed according to the requirements of ISO Guide 34 and 35. Preparation of candidate material includes grinding and sieving of the black tea leaves, spi...
Jurnal Institusi
Chalcone Based Colorimetric Sensor for Anions: Experimental and TD-DFT Study
Indonesian Journal of Chemistry; Vol 16, No 1 (2016); 80-86
The interactions between sensor chalcone of 3-(4-hydroxy-3-methoxyphenyl)-1-phenyl-2-propen-1-one (1) and anions (F–, Cl–, Br–, CN–, CO32–, and SO42–) have been experimentally and TD-DFT theoretically investigated. Sensor (1) showed a nak...
Jurnal Institusi
A Rapid and Sensitive Diagnosis of Typhoid Fever Based On Nested PCR-Voltammetric DNA Biosensor Using Flagellin Gene Fragment
Indonesian Journal of Chemistry; Vol 16, No 1 (2016); 87-91
Typhoid fever caused by Salmonella typhi is an important issue for public health in the world. Laboratory methods for rapid and sensitive diagnosis are very important for disease management. The purpose of this study was to determine the performance ...
Jurnal Institusi
Immobilization of Glucose Oxidase on Modified-Carbon-Paste-Electrodes for Microfuel Cell
Indonesian Journal of Chemistry; Vol 16, No 1 (2016); 92-97
Glucose oxidase (GOx) is being developed for many applications such as an implantable fuel cell, due to its attractive property of operating under physiological conditions. This study reports the functional immobilization of glucose oxidase onto poly...
Jurnal Institusi
Biodiesel Production from Waste Palm Oil Catalyzed by Hierarchical ZSM-5 Supported Calcium Oxide
Indonesian Journal of Chemistry; Vol 16, No 1 (2016); 98-104
Biodiesel production from waste palm oil catalyzed by hierarchical ZSM-5 supported calcium oxide was studied. The activity of CaO increased after supported on h-ZSM-5 resulting an increase in conversion from 93.17% to 95.40%. A maximum conversion of ...
Jurnal Institusi
Isothermal Vapor-Liquid Equilibrium of Methanol + Glycerol and 1-Propanol + Glycerol
Indonesian Journal of Chemistry; Vol 16, No 1 (2016); 111-116
Isothermal vapor-liquid equilibrium (VLE) data for two binary mixtures of methanol + glycerol and 1-propanol + glycerol were determined at the temperature range from (313.15 to 363.15) K using a simple quasi-static ebulliometer. All systems showed th...
Jurnal Institusi
Oxidative Desulfurization of Dibenzothiophene Using Dawson Type Heteropoly Compounds/Tantalum as Catalyst
Indonesian Journal of Chemistry; Vol 16, No 1 (2016); 105-110
Catalyst (NH4)6[b-P2W18O62]/Ta has been synthesized by simple wet impregnation at 30-40 °C under atmospheric conditions using Dawson type polyoxometalate (NH4)6[b-P2W18O62] and tantalum. The catalyst was characterized by FTIR spectrophotometer, XRD,...
Jurnal Institusi
Retracted-Enhanced X-Ray Absorption Property of Gold-Doped Single Wall Carbon Nanotube
Indonesian Journal of Chemistry; Vol 15, No 3 (2015); 211-217
Enhanced X-ray absorption property of single wall carbon nanotube (SWCNT) through gold (Au) doping (Au@SWCNT) has been studied. Mass attenuation coefficient of SWCNT increased 5.2-fold after Au doping treatment. The use of ethanol in the liquid phase...
Jurnal Institusi
Synthesis and Characterization of Chitosan/Phosphotungstic Acid-Montmorillonite Modified by Silane for DMFC Membrane
Indonesian Journal of Chemistry; Vol 15, No 3 (2015); 218-225
Montmorillonite was functionalized by (3-glycidyloxypropyl) trimethoxy silane (GPTMS). Subsequently, chitosan (CS) membranes filled by GPTMS-modified montmorillonite particles were prepared and characterized by FTIR. The result of FTIR obtained the p...
Jurnal Institusi
Polyaniline-Invertase-Gold Nanoparticles Modified Gold Electrode for Sucrose Detection
Indonesian Journal of Chemistry; Vol 15, No 3 (2015); 226-233
Sucrose sensor has been made by deposited the active materials on the surface of gold electrode. The active materials, i.e. polyaniline (PANI), invertase and gold nanoparticles, were deposited step by step. Aniline polymerization were conducted elect...