Removal of congo red from wastewater by adsorption onto waste red mud

Ngày tải lên: 23/09/2012, 14:47

... Fig. 3. Effect of initial Cr(VI) concentration on the rate of Cr(VI) removal efficiency. Fig. 3 shows the results of effect of initial Cr(VI) concentration on the rate of Cr(VI) removal with ... chemical reduction [3-5]. However, the cost of physio-chemical adsorption method is high and the removal is not complete when bioremediation is not suitable for waste wat...

Ngày tải lên: 14/03/2014, 10:20

... separated by TLC, as described previously [22]. Proteins were harvested from the plates, after extraction of the lipids, by the addition of 1 mL of NaOH (1 M ). mRNA analysis The relative abundance of ... induction of lipid accumulation in the cells by the particles is enhanced when they are protected from oxidation, we investigated the mechanism of this effect by comp...

Ngày tải lên: 16/03/2014, 16:20

... for the removal of arsenic with applicability in rural areas. This work aims to study the removal of arsenic from synthetic groundwater using an adsorption column by sequential combination of laterite ... Journal of Water and Environment Technology, Vol. 6, No.1, 2008 - 43 - Removal of arsenic from synthetic groundwater by adsorption using the combination of late...

Ngày tải lên: 05/09/2013, 09:38

... prepared from an available, cheap source of carbon (rice husk carbon) and the most effective agent (iron) for the removal of both As[III] and As[V] from simulated groundwater using a mixture of ... percentage removal of total arsenic was 68.77, 81.99 and 88.00% for pH of 5, 7 and 9, respectively. The same behavior was observed in the study by Mondal et al. (2007a) for the...

Ngày tải lên: 05/09/2013, 09:38

... time of more than one hour. The reduction rates of TOC and TN ranged from 20 % to 40 %. The reduction rate of TP ranged from 20 % to 90 %. The reduction rates of metals (Cr, Fe, Pb) ranged from ... The reduction rate for DOM averaged 46% in measured data (not shown). The reduction rate for DOM was larger than that of 20% reported by Arafne et al. (2001). The reduction rates...

Ngày tải lên: 05/09/2013, 09:38

... - Removal of Cadmium from Aqueous Solutions by Charcoals Prepared from Giant Reed (Arundo donax) Masaki SAGEHASHI*, Takao FUJII**, Hong Ying HU***, Akiyoshi SAKODA** *Center of Education ... (2006) reported the adsorption of nickel on an adsorbent prepared from giant reed. However, there are only a few studies regarding cadmium adsorption on charcoal prepared...

Ngày tải lên: 05/09/2013, 10:15

... potential application of TiO 2 photocatalysis as primary degradation system of phenol and phenolic derivatives from refinery wastewater. The removal of phenol was investigated in terms of various parameters ... favored under conditions in which pH<pH zpc . However, under conditions of low pH<3, the adsorption of present anions formed from dissociation of added sul...

Ngày tải lên: 05/09/2013, 17:03

... transit peptide of the small subunit of Rubisco from tobacco; PSSU.tp.wt, transit peptide of the small subunit of Rubisco from pea; CtRS.tp.wt, transit peptide of cysteinyl-tRNA synthetase from Arabidopsis ... Fidelity of targeting to chloroplasts is not affected by removal of the phosphorylation site from the transit peptide Kerry-Ann Nakrieko, Ruth M. Mould and Ali...

Ngày tải lên: 23/03/2014, 12:20

... Department of Maxillofacial Surgery, Calabrodental, Crotone, Italy 5. Department of Dental Sciences and Surgery, University of Bari, Bari, Italy 6. Department of Maxillofacial Surgery, University of ... The presence of tattoos on the skin of people of all ages is on the rise. Many studies have been done of the tattooed population. The Journal of the Amer ica n Aca de my o...

Ngày tải lên: 25/10/2012, 11:35