The developed procedure is useful for preliminary screening of soils and prediction of whether their bioaccessible metal contents are likely to pose a risk to human health. Accessibility. ... Human accessibility of Cr, Cu, Ni, Pb and Zn in urban soils from the city of Torino, Italy. Environmental Chemistry Letters, 9 (2) ...
Float Metals One-by-One Selectively: Since our objective is to sequentially float Copper, then Lead, than Zinc while rejecting Pyrite, let us explore how we can separate Cu/Pb/Zn from Fe: pH 6-6.5 is where Pb/Zn/Fe are least hydrophobic while Cu is most hydrophobic. Great pH to Recover Cu. pH 7.5-8 is where Zn/Fe are least …
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An exploratory study on soil contamination of heavy metals was carried out surrounding Huludao zinc smelter in Liaoning province, China. The distribution of total heavy metals and their chemical speciations were investigated. The correlations between heavy metal speciations and soil pH values in corresponding sites were also analyzed. …
Influence of Different Mineral and Organic Pesticide Treatments on Cd(II), Cu(II), Pb(II), and Zn(II) Contents Determined by Derivative Potentiometric Stripping Analysis in Italian White and Red Wines
The distribution of Pb, Cu and Zn in topsoil of the Campanian Region, Italy. The publisher of this work supports multiple resolution. The work is available from the following locations:
In the framework of a project aiming to phytoremediate heavy metal contaminated soils in the Apulia region, Southern Italy, a series of greenhouse …
Request PDF | Heavy metal (As, Cd, Hg, Pb, Cu, Zn, Se) concentrations in muscle and bone of four commercial fish caught in the central Adriatic Sea, Italy | Heavy metal (As, Cd, Cu, Pb, Zn, Hg and ...
Screening of native plant species from mining sites can lead to identify suitable plants for phytoremediation approaches. In this study, we assayed heavy metals tolerance and accumulation in native and dominant plants growing on abandoned Pb/Zn mining site in eastern Morocco. Soil samples and native plants were collected and …
Ion exchange removal of Cu(II), Fe(II), Pb(II) and Zn(II) from acid extracted sewage sludge – Resin screening in weak acid media ... (II), Pb(II) and Zn(II) from acid extracted sewage sludge – Resin screening in weak acid media. Water Research, 158. pp. 257-267. ISSN 0043-1354 Abstract. A shortage of phosphate rock resources has led to a ...
From the Middle Ages until the beginning of the twentieth century, extensive Zn–Pb mining and smelting was carried out in East-Belgium. By lack of waste treatment techniques and sustainable management practices, metal-bearing slags and unprocessed waste were dumped in huge tailings, which still represent an important source of …
We have found that V, Mn, Co, As, Ni, and Cr are mainly from parent material, Zn and Pb are mainly from industrial emissions, and Cu is from historical …
The developed procedure is useful for preliminary screening of soils and prediction of whether their bioaccessible metal contents are likely to pose a risk to human health. Keywords Urban soil – Potentially toxic element – Bioaccessibility ... Cu, Ni, Pb and Zn in urban soils from the city of Torino, Italy Article in Environmental Chemistry ...
Coherently with the obtained results, the Italian PGI-soils exhibit the following order of metals: Mn > Zn > V > Cr > Cu > Ni > As > Pb > Co > Sb > Se > Cd (see Table 3). The …
The obtained results showed that Cd(II) was not found in any sample and that Cu(II, Pb(II), and Zn( II) levels were always lower than the toxicity limits in both fungicide- and water-treated wines. This paper deals with the use of derivative potentiometric stripping analysis (dPSA) as a rapid and precise method to determine Cd(II), Cu(II), Pb(II), and …
In this paper we present a comparison of statistical and spatial distributions between Pb, Cu and Zn concentration data and clr-transformed data of 3669 topsoil samples from the …
In this paper we present a comparison of statistical and spatial distributions between Pb, Cu and Zn raw-data and clr-transformed data of 3669 topsoil samples from the Campanian Region.
T D ACCEPTED MANUSCRIPT 1 1 Ion Exchange Removal of Cu(II), Fe(II), Pb(II) and Zn(II) from 2 Acid Extracted Sewage Sludge – Resin screening in weak acid 3 media 4 James P. Bezzina1, Laura R. Ruder1, Robert Dawson2, Mark D. Ogden1 5 1Separation and Nuclear Chemical Engineering Research (SNUCER), Department of Chemical and …
High contents of rare earth elements (REEs) in stream waters of a Cu-Pb-Zn mining area Environ Pollut. 2002;117(3):499-514. doi: 10.1016/s0269-7491(01)00173-7. ... University of Siena, Italy. PMID: 11911532 DOI: 10.1016/s0269-7491(01)00173-7 Abstract Stream waters draining an old mining area present very high rare earth element (REE) contents ...
The major geochemical forms of Cr, Ni, Cu, Zn, Pb, and V in a soil from an industrial polluted site in the South of Italy were determined by means of synchrotron X-ray micro-analytical techniques.
"The heavy metal Zn values obtain in this study are similar to values of Zn in food reported in some studies" [31,42], but are higher than the range (0.04 to 0.19 mg/kg) reported by Edem et al. in ...
Thus, Pb-Zn-Cu isotopic compositions gave further confirmation that irrigated river sediments and TSP were the primary anthropogenic source for heavy metal accumulation in soils. 4. Conclusion. Quantitative identification of heavy metal sources in soils is the key for prevention and control of heavy metal pollution.
In this paper we present a comparison of statistical and spatial distributions between Pb, Cu and Zn concentration data and clr-transformed data of 3669 topsoil samples from the Campanian Region. Results show that both approaches, the classical univariate analysis and the compositional data analysis, are necessary to understand the real ...
The Oligocene to Miocene Baiyangping Cu–Co and Pb–Zn mineralization was deposited during the collision of the India and Asia continents. The mineralization is hosted in veins in faulted carbonate …
DOI: 10.1016/J.GEODERMA.2011.11.029 Corpus ID: 140601935; The effect of compost and Bacillus licheniformis on the phytoextraction of Cr, Cu, Pb and Zn by three brassicaceae species from contaminated soils in the Apulia region, Southern Italy
The study was also targeted at discriminating the contamination sources of these pollutants. Results showed that 9 PTEs, 5 PAHs and 6 OCPs are featured by …
The pollution status of ten potentially toxic elements (PTEs), isotopic compositions (Cu, Zn, Pb), and the potential ecological risk posed by them were investigated in the PM10 fraction of road dust in Busan Metropolitan city, South Korea. Enrichment factors revealed extremely to strongly polluted levels of Sb, Cd, Zn, Pb, and …
The total contents of Cr, Cu, Pb and Zn in the polluted soils were higher and that of Ni and Cd lower than the maximum admissible levels for agricultural soils in Italy (Italy, 2006).In particular, the value recorded for Cr (1977.8 mg kg − 1) was 13 times higher than the maximum admissible limit in Italy.Based on their content in soils, the metals …
The effect of compost and Bacillus licheniformis on the phytoextraction of Cr, Cu, Pb and Zn by three Brassicaceae species from contaminated soils in the Apulia region, Southern Italy
The Southern Permian basin in central Europe contains a number of important high-grade sediment-hosted Cu deposits. Laterally extensive stratabound Cu and Zn-Pb sulfide mineralized rocks are located at a major stratigraphic redox boundary, where coarse-grained continental sandstones of the uppermost Rotliegend Group are overlain …