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Jurnal Institusi
Reversible Second Order Kinetics of Sorption-Desorption of Cr(VI) Ion on Activated Carbon from Palm Empty Fruit Bunches
Indonesian Journal of Chemistry; Vol 15, No 3 (2015); 288-294
Activated carbon (AC) from palm empty fruit bunches has been prepared, and this material was then used to adsorb Cr(VI) from a solution. Characterization of the AC was conducted by detection of its functional groups, determination of total volatile c...
Jurnal Institusi
Evaluation of Lagergren Kinetics Equation by Using Novel Kinetics Expression of Sorption of Zn2+ onto Horse Dung Humic Acid (HD-HA)
Indonesian Journal of Chemistry; Vol 16, No 3 (2016); 338-346
Extraction and purification of humic acid from dry horse dung powder (HD-HA) was performed successfully and the purified HD-HA was then applied as sorbent to adsorb Zn2+. Extraction and purification were performed based on procedure of Stevenson (199...
Jurnal Institusi
Functionalization of Fe3O4/SiO2 with N-(2-Aminoethyl)-3-aminopropyl for Sorption of [AuCl4]-
Indonesian Journal of Chemistry; Vol 16, No 2 (2016); 130-137
Synthesis of Fe3O4/SiO2 modified with N-(2-aminoethyl)-3-aminopropyl group (Fe3O4/SiO2/ED) via coating method and its application for adsorption-desorption of anionic gold in aqueous solution have been conducted. The synthesized product was character...
Jurnal Institusi
Sorption Characteristics of 137Cs and 90Sr into Rembang and Sumedang Soils
Indonesian Journal of Chemistry; Vol 16, No 3 (2016); 277-282
In order to understand the sorption behavior of 137Cs and 90Sr into soil sample from Rembang and Subang, it is important to estimate the effect of contact time, ionic strength and concentration of metal ion in the solution. For this reason, the inter...
Jurnal Institusi
Preparation and Pb(II) Adsorption Properties of Crosslinked Pectin-Carboxymethyl Chitosan Film
Indonesian Journal of Chemistry; Vol 15, No 3 (2015); 248-255
A modified pectin has been synthesized by reacting/combining -OH group among pectin and chitosan with BADGE (Bisphenol A diglycidyl ether) crosslinker agent. The structure and morphology of the new material were characterized by Fourier transform inf...
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
Adsorption of [AuCl4]– on Ultrasonically and Mechanical-Stirring Assisted Mg/Al-NO3 Hydrotalcite-Magnetite
Indonesian Journal of Chemistry; Vol 16, No 3 (2016); 268-276
It has been examined the application of Mg/Al-NO3 hydrotalcite-magnetite synthesized mechanically (MHT) and ultrasonically (UMHT) by co-precipitation method as adsorbents for [AuCl4]– from aqueous solution. Two techniques of synthesis were conducte...
Jurnal Institusi
Synthesis and Characterization of Oligomer 4-Vinylpyridine as A Corrosion Inhibitor for Mild Steel in CO2 Saturated Brine Solution
Indonesian Journal of Chemistry; Vol 16, No 2 (2016); 198-207
In this work, the oligomer of 4-vinylpyridine designated as O(4-VP) was synthesized by hydrogen peroxide initiated chain growth polymerization and characterized in terms of molecular weight and structure by matrix assisted laser desorption ionization...
Jurnal Institusi
Synthesis of Fe Ionic-Imprinted Polyeugenol Using Polyethylene Glycol Diglycidilether as Cross-Linking Agent for Sorption of Fe(III)
Indonesian Journal of Chemistry; Vol 15, No 3 (2015); 305-314
Fe-Ionic Imprinted Polymer (IIP) from polyeugenol as base polymer and polyethylene glycol diglycidyl ether (PEGDE) as cross-linking agent had been synthesized to adsorb Fe(III) from aqueous media. The non-imprinting material (NIP) and polyeugenol wer...
PubMed
Glyphosate and Triton X-100 single-competitive sorption–desorption analysis through kinetic and equilibrium frameworks utilizing maximum likelihood method
Environ Sci Pollut Res Int
This study investigates the sorption and desorption dynamics of glyphosate and Triton X-100 under both single and competitive conditions within equilibrium and kinetic frameworks. Understanding competitive sorption–desorption, determining the leach...
PubMed
Nonideal Transport and Extended Elution Tailing of PFOS in Soil
Environ Sci Technol
The objective of this research was to examine the influence of nonideal sorption/desorption on the transport of PFAS in soil, with a specific focus on characterizing and quantifying potential extended, mass-transfer-limited elution behavior. PFOS was...
PubMed
Multivariate analysis reveals significant diuron-related changes in the soil composition of different Brazilian regions
Sci Rep
Sorption and desorption determine the amount of an herbicide in soil solution. Therefore, knowledge of the sorption and desorption coefficients in different soils is an essential factor to estimate the potential for environmental contamination by her...
PubMed
Water Sorption and Mechanical Properties of Cellulosic Derivative Fibers
Polymers (Basel)
In this study, water vapor sorption, desorption properties and tensile mechanical properties of four cellulosic fibers, cotton (C), flax (F), viscose (V) and cellulose acetate (CA), were determined. The sorption and desorption isotherms were modeled ...
PubMed
Sorption–Desorption Behavior of Doxycycline in Soil–Manure Systems Amended with Mesquite Wood Waste Biochar
Plants (Basel)
Elevated levels of doxycycline (DC) have been detected in the environment due to its extensive utilization as a veterinary antibiotic. Sorption–desorption behavior of DC in soil affects its transport, transformation, and availability in the environ...
PubMed
2-Methyl-4-chlorophenoxyacetic acid (MCPA) sorption and desorption as a function of biochar properties and pyrolysis temperature
PLoS One
2-Methyl-4-chlorophenoxyacetic acid (MCPA) is a highly mobile herbicide that is frequently detected in global potable water sources. One potential mitigation strategy is the sorption on biochar to limit harm to unidentified targets. However, irrevers...
PubMed
Moisture Sorption–desorption Characteristics and the Corresponding Thermodynamic Properties of Carvedilol Phosphate
J Pharm Bioallied Sci
AIMS: Carvedilol phosphate (CDP) is a nonselective beta-blocker used for the treatment of heart failures and hypertension. In this work, moisture sorption–desorption characteristics and thermodynamic properties of CDP have been investigated. MATERI...
PubMed
Revisiting Hydrogen Sorption–Desorption in Natural Rocks
Ind Eng Chem Res
Hydrogen sorption and desorption in natural rocks are increasingly referenced across subsurface energy and environmental applications, including underground hydrogen storage, natural hydrogen exploration, geological hydrogen generation, and radioacti...
PubMed
Sorption/Desorption and Kinetics of Atrazine, Chlorfenvinphos, Endosulfan Sulfate and Trifluralin on Agro-Industrial and Composted Organic Wastes
Toxics
The use of pesticides presents a risk to terrestrial and aquatic ecosystems. For this reason, the development of strategies to prevent and restore pollution is of the greatest interest, including the adsorption to organic matter. The aim of the prese...
PubMed
Those That Remain: Sorption/Desorption Behaviour and Kinetics of the Neonicotinoids Still in Use
Int J Mol Sci
In January 2023, the derogation loophole was closed on “emergency authorisations” for the use of three out of five neonicotinoids in all EU states. In this study, we analysed the sorption/desorption behaviour and kinetic parameters of acetamiprid...
PubMed
Cr(VI) Sorption/Desorption on Pine Sawdust and Oak Wood Ash
Int J Environ Res Public Health
The objective of this work was to study Cr(VI) sorption/desorption on two by-products from the wood industry: pine sawdust and oak wood ash. The retention/release experiments were carried out using standard batch-type trials. In the sorption-phase ex...