Results 1 to 10 of about 51,198 (252)

Rice husk and activated carbon-silica as potential bioadsorbents for wastewater purification [PDF]

open access: yesCaspian Journal of Environmental Sciences, 2021
Heavy metals are generally found in industrial wastewaters, affecting human health and living organisms. This study was therefore aimed to use bioadsorbents rice husk and activated carbon-silica to efficiently remove the heavy metals including lead (Pb ...
Mousa Mohammadpour   +3 more
doaj   +1 more source

The study of direct dye sorption on flax fibers during dyeing [PDF]

open access: yesChemical Industry and Chemical Engineering Quarterly, 2021
This article presents the study of direct dye sorption onto the flax fiber during the dyeing process in the presence of an inorganic electrolyte. The previously prepared linen fabric was subjected to dyeing by a standard process, varying in concentration
Vučković Nemanja   +2 more
doaj   +1 more source

Synthesis, characterization, and performance of chitosan/nylon 6/polyurethane blend for the removal of chromium (VI) and lead (II) ions from aqueous solutions for enhanced kinetic adsorption studies

open access: yesJournal of Water Reuse and Desalination, 2023
Adsorption is vital for the elimination of Cr6+ and Pb2+ ions in the contaminated solution medium. A ternary blend made up of chitosan, nylon 6 and polyurethane foam (CS/Ny 6/PUF) blend in the ratio of 2:1:1 has been investigated.
S. Jayakumar   +5 more
doaj   +1 more source

Thermodynamics of adsorption of malachite green hydrochloride on treated and untreated corncob charcoal [PDF]

open access: yesJournal of the Serbian Chemical Society, 2019
The need to explore an environmentally friendly and cheaper adsorbent for removal of dye from polluted water has imposed a requirement for thorough thermodynamic studies of dye removal from synthetically polluted water.
Fodeke Adedayo A.   +1 more
doaj   +1 more source

Adsorption of ammonium, nitrite, and nitrate onto rice husk biochar for nitrogen removal

open access: yesHo Chi Minh City Open University Journal of Science - Engineering and Technology, 2021
This study aims to investigate the adsorption capacity of ammonium NH4+, nitrite NO2- and nitrate NO3- onto rice husk biochar (RHB) obtained from 550 °C pyrolysis temperature in the context of using low-cost absorbent for recirculating aquaculture system
Vo Thi Minh Thao   +8 more
doaj   +1 more source

Langmuir and Freundlich Equation Test on Methylene Blue Adsorption by Using Coconut Fiber Biosorbent

open access: yesWalisongo Journal of Chemistry, 2021
Methylene blue is a cationic dye often used for various industries. Methylene blue waste harms aquatic biota. Most ways have been done to reduce the methylene blue pollution that includes photocatalytic, electrochemical, and adsorption.
Anselmus Boy Baunsele   +1 more
doaj   +1 more source

Removal Studies of S2- Based on SBA-15-Pb(II) Composite [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2022
SBA (Santa Barbara Amorphous)-15 nano mesoporous molecular sieve was successfully synthesized by hydrothermal method and after its adsorption of Pb2+ the prepared material was used to adsorb S2- from aqueous solution.
Li Xiao-Dong, Zhai Qing-Zhou
doaj   +1 more source

Removal of Copper (II) Ions from Polluted Water Using Modified Wheat Bran

open access: yesEnvironmental and Climate Technologies, 2021
The discharge of wastewater containing heavy metals into waterbodies is a major environmental issue that can influence the quality of the water supply; therefore, it is important to remove the pollutants dangerous to living organisms.
Lomoko Gideon Masedi Nii Ayi   +2 more
doaj   +1 more source

Adsorption Behavior of Fe(II) and Fe(III) Ions on Polyaniline Coated Sawdust: Batch and Fixed–Bed Studies

open access: yesActa Chimica Slovenica, 2020
The aim of this study is to investigate the suitability of polyaniline coated–sawdust (SD/PAni) as an adsorbent for removal of Fe(II) and/or Fe(III) ions from aqueous solutions. The study includes batch and column tests.
Seyed Jamaledin Mansoor   +1 more
doaj   +1 more source

Biosorptive removal of cobalt (II) ion from wastewater using pomegranate peel activated carbon as biosorbent [PDF]

open access: yesJournal of the Serbian Chemical Society
Cobalt is used to link the components during integrated circuits (ICs) fabrication. Cobalt ion is common in chemical mechanical planarization (CMP) spent slurry.
Sushma   +2 more
doaj   +1 more source

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