Results 1 to 10 of about 239,233 (332)

Treated oil shale ash and its capacity to remove Cd and Pb from aqueous solutions [PDF]

open access: yesOil Shale, 2022
Cadmium (Cd) is the most highly toxic heavy metal even at a trace level. In this study, the oil shale ash treated material was used as an adsorbent to remove cadmium and lead (Pb) metals/ions from aqueous solutions.
Omar S. Al-Ayed   +4 more
doaj   +1 more source

Do Red Seaweed Nanoparticles Enhance Bioremediation Capacity of Toxic Dyes from Aqueous Solution?

open access: yesGels, 2022
Based on their functional groups, the use of various seaweed forms in phytoremediation has recently gained significant eco-friendly importance. The objective of this study was to determine whether a novel, sustainable, and ecologically acceptable ...
Abdallah Tageldein Mansour   +5 more
doaj   +1 more source

Sorption and desorption of Suflafenacil in two soils in the state of São Paulo with different physical and chemical attributes [PDF]

open access: yesPlanta Daninha, 2014
A study was conducted to evaluate the sorption and desorption of 14C herbicide saflufenacil (pyrimidinedione) in two soils in the State of São Paulo, classified as Red Yellow Latosol with clayey texture (LVA-1) and medium texture (LVA-2), using the batch
M.B. Matallo   +3 more
doaj   +1 more source

Equilibrium and kinetic studies of Pb(II), Cd(II) and Zn(II) sorption by Lagenaria vulgaris shell [PDF]

open access: yesChemical Industry and Chemical Engineering Quarterly, 2012
The sorption of lead, cadmium and zinc ions from aqueous solution by Lagenaria vulgaris shell biosorbent (LVB) in batch system was investigated.
Mitić-Stojanović Dragana-Linda   +5 more
doaj   +1 more source

Kinetic, equilibrium and thermodynamic studies of Ni(II) ions sorption on sulfuric acid treated Lagenaria vulgaris shell [PDF]

open access: yesChemical Industry and Chemical Engineering Quarterly, 2016
Chemically modified Lagenaria vulgaris shell (ccLVB) was tested as a new sorbent for the removal of Ni(II) from aqueous solution, in batch conditions. The sorption process was very fast reaching equilibrium in about 20 min.
Bojić Danijela V.   +6 more
doaj   +1 more source

Adsorptive removal of phosphorus from aqueous solutions using natural and modified coal solid wastes

open access: yesWater Science and Technology, 2023
An invaluable utilization approach for industrial wastes is to employ them as effective adsorbents for environmental pollutants. This study aimed to investigate the phosphorus (P) adsorption behavior of coal wastes and zeolite in three forms of pristine ...
Somayeh Hosseinpour   +3 more
doaj   +1 more source

Inverse gas chromatrography of chromia. Part II. Finite surface coverage [PDF]

open access: yesJournal of the Serbian Chemical Society, 2002
The interactions of n-hexane, benzene, chloroform, and tetrahydrofuran with dried (amorphous) chromia (I) and chromia heated at 1073 K (crystalline) (II), both obtained from a colloidal dispersion, and a commercially available chromia (III) were studied ...
Onjia Antonije E.   +2 more
doaj   +1 more source

Adsorption of Co(II) from aqueous solution using municipal sludge biochar modified by HNO3

open access: yesWater Science and Technology, 2021
Here adsorption studies were proposed on a carboxylated sludge biochar (CSB) material modified by HNO3 to assess its capacity in the removal of cobalt from aqueous solution.
Chunlian Hu   +7 more
doaj   +1 more source

Adsorção de cobre em amostras de Plintossolo do Estado do Piauí, com diferentes características Copper adsorption in Plinthosol samples from Piauí State, Brazil, with different characteristics

open access: yesRevista Brasileira de Engenharia Agrícola e Ambiental, 2009
A capacidade de adsorção de cobre pelo solo é um dado importante em estudos de movimentação de solutos uma vez que, se a capacidade adsortiva de um solo for ultrapassada, o metal ficará potencialmente disponível para ser lixiviado.
Lúcia H. G. Chaves   +5 more
doaj   +1 more source

Equilibrium, kinetic and thermodynamic studies on the adsorption of thiocyanate by Steel slag in an Aqueous System [PDF]

open access: yesAdvances in Environmental Technology, 2017
The use of steel slag in an adsorption process for the removal of thiocyanate has been studied for the first time. Steel slag, a readily available by-product of the steel industry, can be a suitable candidate for the study of the adsorption of ...
Yogesh Dhoble, Sirajuddin Ahmed
doaj   +1 more source

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