[PDF] Top 20 REMOVAL OF LEAD (II) ION FROM AQUEOUS SOLUTION USING VITEX NEGUNDO STEM

... beings. Lead is a pollutant that is present in drinking water and in ...derived from lead emissions from automobiles because it is used as an anti knocking agent in the form of lead ... See full document

... the removal of Cadmium (II) and Lead (II) ion from aqueous solution is ...prepared using chemical activation process and the surface area ...for ... See full document

... Gerola et al. (2013) 19 examined the efficiency of residues of passion fruit skin as biosorbent materials and also evaluated their capacity to adsorb lead (II) ions in natura skin (SK–N) and two modified ... See full document

... the removal of lead (II) from the aqueous ...the aqueous medium, contact time of agitation, adsorbate concentration, and adsorbent dosage were ...metal ion is pH, contact ... See full document

... include lead,zinc, cadmium, chromium, mercury, uranium, selenium, arsenic ...resulting from mining operations, refining ores, sludge disposal, fly ash from incinerators, the processing of radioactive ... See full document

... maximum removal of Cd(II) was obtained at 35 o ...decreased from 61.11 to 58.76 and 53.26 to 50.55and 47.77% for the initial lead concentrations of 100 and 500 mg/L respectively with the rise ... See full document

... percentage values of moisture, ash, and volatile mater, an indication that the adsorbent has relatively small particle density. It is known that high ash content reduces the efficiency of an activated carbon to adsorb ... See full document

... metal ion con- centration, contact time, temperature, solution pH and adsorbent dose were ...the lead solution. The concentration of lead solution before and after adsorption was ... See full document

... (II) ion, the functional monomer and the Pd(II) ion formed a coordination complex with the imprinting cavities, and the hole of the Pd(II) ion presents a “memory,” which leads to ... See full document

... coming from chemical industries, the industrial activity, contamination of ground water level is goes on increasing ...by using FT-IR and SEM ...the removal of heavy metals like lead ... See full document

... Cadmium is a heavy metal with a high toxicity. Cadmium is toxic at very low exposure levels and has acute and chronic effects on health and environment .[1] . In humans, chronic Cd-exposure causes nephrotoxicity severe ... See full document

... remove lead(II) from aqueous solution under the optimized ...ions from aqueous solutions onto limestone fines (LS), which is an inexpensive and widespread over the globe, ... See full document

... calculated from equation 7 and 8 are shown in table ...metal ion adsorption increases, this rules out the possibility of chemisorptions 23, 24 ...metal ion is physisorbed onto adsorbent ... See full document

... by using rotary evaporator (Rotavapour Buchii, Switzerland). The aqueous extract was subjected to preliminary phytochemical testing for the presence of different chemical classes of compounds ... See full document

... the removal of heavy metals from industrial waste water ...carbon from cheap and readily available ...prepared from agricultural wastes such as olive seeds, rice husks, walnut shells, palm ... See full document

... A series of batch experiments were carried out to determine isotherms of selected heavy metals on the adsorbent. Each heavy metal solution of Cu, Cr, Pb was placed in 1000ml beakers at pH 2-8 and a know amount of ... See full document

... rived from plant materials belonging to different classes of plant ...derived from barks of Vitex negundo ...collected from different places in Guntur District of Andhra ... See full document

... an aqueous solution with the presence of polymer monomer and inorganic particles [16], emulsion technology [17], sonochemical process [18], and ir-radiation technique ... See full document

... metals from contaminated wastewater such as mining industry ...precipitation, ion exchange and electrochemical technique treatment [3], but they have disadvantages which involves high operation cost and can ... See full document

... metals from large amount of industrial waste water ...on removal of phenol in aqueous solution have been ...removed using certain plant materials[5-7]. Removal of Copper ... See full document