نتایج جستجو برای: biosorbent
تعداد نتایج: 793 فیلتر نتایج به سال:
The insertion of antibiotics in water resources results from anthropogenic sources; however, at residual concentrations, they characterize potential risks to the ecosystem, such as emergence multi-resistant bacteria. It is necessary develop technologies provide sustainable solutions for low- and middle-income countries. Thus, present study aims evaluate ability remove antibiotic ciprofloxacin (...
In this study, the ashes of poplar tree leaves are applied as an efficient, accessible and inexpensive biosorbent for the removal of heavy metals Pb2+ and Cu+2 in aqueous solutions. In the adsorption processes, the success of the ions removal highly depends on the level of several experimental factors such as pH, contact time, adsorbent dosage and temperature. Therefore, a genuine statistical e...
The current investigation presents the role of gooseberry (Phyllanthus acidus) seeds as an effective biosorbent for remediating chromium (VI)), a toxic heavy metal pollutant commonly found in effluents from tanneries and relevant industries. Biosorption was affected by pH, temperature and initial metal concentration. Furthermore, there is a need to understand the holistic effect of all...
Biomass derived from Tamarindus indica partially activated seed coat was investigated for the removal of nitrate ions from aqueous solutions. Batch experiments were performed to evaluate the parameters like pH, contact time, sorbent dose and initial nitrate concentration. pH of the solution played vital role. The maximum sorption observed at pH=7, sorbent dose 300mg, contact time at 120min, ini...
The valorization of agricultural waste as biosorbent requires studies dealing with aqueous systems containing coexisting heavy metals. Batch adsorption experiments were carried out to study the competitive biosorption Ni(II) and Cd(II) on alkali-modified lemon peel. kinetic analysis indicated that uptake peel was better described by pseudo first-order model whereas for results no conclusive. A ...
Many industries generate a considerable amount of wastewater containing toxic and recalcitrant dyes. The main objective this research was to examine the biosorption capacity Reactive Blue 19 Red 141 by Antarctic yeast Debaryomyces hansenii F39A biomass. Some variables, including pH, dye concentration, adsorbent contact time, were studied. equilibrium sorption biomass increased with increasing i...
The dyeing industry uses many chemicals and dyes. After the dying process is completed, they release a significant amount of dyes in wastewater. dyes’ color emissions are extremely poisonous dangerous for aquatic terrestrial life. Due to toxic nature dyes, current study was carried out evaluate whether it would be effective employ an adsorption procedure with leaves from Adiantum capillus-vener...
Teff straw, a by-product of Teff, mainly available in Ethiopia, has not been studied much for biosorbent production. The present study investigated the effects modification and optimization process parameters (viz., concentration modifying agent (H3PO4 KOH), temperature, time) on Cr (VI) removal efficiency using chemically activated straw by RSM followed BBD. maximum was obtained an H3PO4-modif...
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