نتایج جستجو برای: biosorbent

تعداد نتایج: 793  

Journal: :IOP Conference Series: Earth and Environmental Science 2018

Journal: Pollution 2019

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...

F. Doulati Ardejani H. Amir Afshar R. Marandi,

The biosorption of heavy metals can be an effective process for the removal of such metal ions from aqueous solutions. In this study, the adsorption properties of nonliving biomass of phanerochaete chrysosporium for Pb (II) and Zn (II) were investigated by the use of batch adsorption techniques. The effects of initial metal ion concentration, initial pH, biosorbent concentration, stirring speed...

احرامپوش, محمد حسن, اصغرزاده, فاطمه, عموئی, عبدالایمان, قانعیان, محمد تقی, موسی‌پور, عباس , پارسیان, هادی ,

Background and purpose: Recently, using agricultural wastes as a biosorbent in removal of heavy metals has been concentrated. The aim of this study was evaluation of Canola residuals on removal of cadmium from aqueous solutions. Materials and methods: This experimental study was performed in laboratory scale in a batch system. The effect of parameters such as contact time (5, 10, 15, 30, 45, 6...

The influence of carbon content in three organic dyes, blue21, yellow20, and green40 on the adsorption behavior using organo-bagasse as a biosorbent was investigated. The organo-bagasse was prepared by adsolubilisation using tetradecyltrimethyl ammonium bromide as a chemical modifying agent. The precursor and organo-bagasse were characterized by elemental analysis, Brunauer-Emmett-Teller method...

Hossein Abolghasemi Saeid Reza Radpour Sohrab Ali Ghorbanian,

In the present investigation the biosorption potential of rosa gruss an teplitz (Red Rose) Waste Biomass (RRWB) for the removal of Pb(II) and Co(II) from aqueous solutions was studied. The effect of different process parameters such as pH, biosorbent dose, biosorbent size, temperature, contact time, initial metal concentration and pretreatments on the biosorption capacity of this waste biom...

A. H. M. E. Kabir G. C. Ghosh, M. N. Nahar S. Zaman T. K. Chakraborty

This study utilized Swietenia mahagoni bark–a wood processing industry waste, for the preparation of activated carbon, and then investigated for the removal of methyl orange (MO) dye by the Swietenia mahagoni bark activated carbon (SMBAC). The effect of pH (3–10), adsorbent dose (1–30 g/L), initial MO dye concentration (10–100 mg/L), and contact time (1–240 min) were evaluated...

Journal: Pollution 2020
A. H. M. E. Kabir G. C. Ghosh, M. N. Nahar S. Zaman T. K. Chakraborty

This study utilized Swietenia mahagoni bark–a wood processing industry waste, for the preparation of activated carbon, and then investigated for the removal of methyl orange (MO) dye by the Swietenia mahagoni bark activated carbon (SMBAC). The effect of pH (3–10), adsorbent dose (1–30 g/L), initial MO dye concentration (10–100 mg/L), and contact time (1–240 min) were evaluated...

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