The distribution of Mn, Zn, Cu, Cr, Ni, and Pb around two …
The concentration of Zn, Pb, Mn, Cu, Cr and Ni around two major refuse dumpsites in Benin City have been determined. This was done in order to ascertain the suitability of these area of land for residential and agricultural purposes when eventually reclaimed. In all, 18 soil samples were collected at distances of 0 m, 50 m and 100 m (9 top soil; 0 to …
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Pollution, fractionation, and mobility of Pb, Cd, Cu, and Zn in …
This study was conducted to investigate the pollution load index, fraction distributions, and mobility of Pb, Cd, Cu, and Zn in garden and paddy soils collected from a Pb/Zn mine in Chenzhou City, China. The samples were analyzed using Leleyter and Probst's sequential extraction procedures. Total metal concentrations including Pb, Cd, …
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Assessment of heavy metals contamination of soil and …
0.781 with a variation pattern in the order: Zn>Pb>Cu>Cd>Fe. The contamination of Cu, Pb and Zn were high while Cd and Fe in the soil samples were low. Zn, Cu and Pb concentrations exceeded the Dutch target values (Zn: 50 mg/kg, Cu: 30 mg/kg, and Pb: 85mg/kg) in all the sampling sites.
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Assessment of accumulation of heavy metals in soil, …
The concentrations of potentially harmful metals in soil, water, and crops are in the order Mn > Pb > Zn > Ni > Cd > Cu, except for lettuce, where Pb was found to be greater than Mn. Furthermore, the majority of the hazardous elements analyzed were below the allowed limit.
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Characteristics of potentially toxic elements and multi …
Non-exhaust emissions (e.g., particles from brake pads, asphalt, curb, road paint, tire) are important sources of potentially toxic elements (PTEs) pollution in urban environments and are potential causes of PTEs pollution in road dust.We present the PTEs concentrations (Cr, Ni, Cu, Zn, As, Cd, Sn, Sb, Pb) of non-exhaust emission sources …
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Coexisting copper sulphides and sulphosalts in the Abakaliki Pb-Zn …
Exploration drilling in the Abakaliki Pb-Zn-Cu deposit reported reserve estimates of 1.5 Mt with 7% Pb and Zn grades (Akande and Mücke, 1993). Drill cores of up to 10 m depth from 3 baryte ...
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Determination of Zn, Pb, Cu, and Hg in soils of Ekpan, Nigeria
The levels reported had an abundance ratio in the order Pb>Zn>Hg>Cu in the soil samples. It is recommended that appropriate measures be put in place by the …
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Heavy Metals in Soils and Road Dusts in Akure City, …
Results uncovered that the mean amount of Pb, Zn 23 and Fe in street dusts were: 32.33 mg/kg, 72.53 mg/kg, and 115.21 mg/kg separately while in 24 soil …
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TOTAL AND EXTRACTABLE FORMS OF Cu, Zn, Ni, Cr, Pb …
The total and extractable forms of Cu, Zn, Pb, Ni, Cr, and Fe in vineyard soils from the valley of Valandovo were analyzed in order to understand the existence of metals in soils and their potential availability to the flora and fauna. The content of metals was determined by ICP-EAS analysis, while metal binding was defined with a sequential …
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Industrial Activities and Heavy Metal Pollution: …
*Corresponding author: E-mail: okwutesamson@gmail; Asian Journal of Chemical Sciences 8(4): 75-86, 2020; Article no.AJOCS.63267 ISSN: 2456-7795
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Contamination, ecological, and human health risks of heavy …
Metal pollution of Nigeria's water is severe owing to mining activity.The major contributors are toxic metals, including Cr, Co, Ni, Cu, Zn, As ... The water was filtered using 0.45 μm filter paper before being subjected to chemical analysis. ... and low to considerable ecological risks in the study area. For mine water, Cr, Ni, Cu, Zn, Cd ...
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Assessment of heavy metal contamination in soils around lead (Pb…
Mining activities have been undertaken for over 95 years in Enyigba area of southeastern Nigeria. In this area, thirty-six (36) trace metals including those that are essential for plant and animal nutrition have been analyzed from forty-nine (49) soil samples that were collected from three Pb-Zn mines. The aim of the analysis is to assess the …
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(PDF) PB, ZN, CU, NI AND CO CONTENTS OF WATER AND …
Zn>Ni>Cu>Co>Pb for sediments from Mbat-Abiati Creek and Zn>Ni>Pb>Cu>Co for that of Oberekkai Creek (Table 2; Fig. 4). Thus, the highest accumulation of heavy metals in sediments
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ASSESSMENT OF HEAVY METALS …
The accumulation coefficient (AC) of the Cd, Pb, Zn, Cu and Cr in the roots/soil of Ziziphus spina-christi, Original Research Article Alsihany et al.; IJPSS, 28(4): 1-10, 2019; Article no.IJPSS.48857 2 Prosopis juliflora, …
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Heavy Metals in Soils around a Major Cement …
This study was carried out to evaluate the ecological and health risks associated with metals in soils around major cement company in southern Nigeria.
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Enrichment and Geoaccumulation of Pb, Zn, As, Cd, Mn …
farm soils around tin mine areas in Plateau State, Nigeria. Arsenic and Cd were graded as unpolluted to moderately polluted while Pb, Zn and Cr indicated moderate contamination (Igeo > 1) in the soil. EF values for Pb, Zn, Mn, As and Cr where attributed to natural processes with evidence of anthropogenic activities.
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Maximum allowable limits (MAL) and target values for heavy …
Results: The concentrations of cadmium (Cd), chromium (Cr), copper (Cu), iron (Fe), manganese (Mn), nickel (Ni), lead (Pb) and zinc (Zn) in the two sets of oil-impacted soils …
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Analysis of Mn, Fe, Co, Ni, Cu, Zn, Cd, and Pb in seawater …
Highlights Offline pre-concentration of trace metals in seawater with Nobias-chelate PA1 resin. ICP-MS detection of Mn, Fe, Co, Ni, Cu, Zn, Cd, and Pb. UV-oxidation is necessary for accurate determination of Cu and Co. Standard additions to seawater showed quantitative recovery of all metals. Vertical profiles from the U.S. GEOTRACES Baseline …
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Potential ecological and health risks of toxic metals …
This study was designed to investigate heavy metal concentrations (Cu, Zn, Pb, Cr and Cd) and assess their ecological risk using contamination factor (Cf), pollution load index (PLI) and ...
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Determination of Zn, Mn, Fe and Cu in spinach and lettuce cultivated in
The concentrations of four heavy metals, Zn, Mn, Fe and Cu were determined in the roots and leaves of lettuce (Lactuca sativa) and spinach (Amaranthus caudatus) cultivated in Potiskum, Yobe State, Nigeria. The heavy metals were also determined in soil where the vegetables were cultivated. The determination processes were done by Atomic …
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Remediation mechanism of Cu, Zn, As, Cd, and Pb …
Recently, heavy metal contaminated soil has been widespread concerned. Herein, rice straw-derived biochar-supported nanoscale zero-valent iron (nZVI@BC) composite was prepared and characterized, and its remediation performance in Cu, Zn, As, Cd, and Pb contaminated soil were evaluated. nZVI@BC demonstrated better …
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Levels of Aflatoxin M1 and selected heavy metals (Pb, Cd, Cr, Cu, Zn …
DOI: 10.1016/j.foodcont.2020.107150 Corpus ID: 213214960; Levels of Aflatoxin M1 and selected heavy metals (Pb, Cd, Cr, Cu, Zn, Fe, As, and Hg) in the breast milk of lactating mothers in South Eastern, Nigeria
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Levels of Aflatoxin M1 and selected heavy metals (Pb, Cd, Cr, Cu, Zn …
Request PDF | Levels of Aflatoxin M1 and selected heavy metals (Pb, Cd, Cr, Cu, Zn, Fe, As, and Hg) in the breast milk of lactating mothers in South Eastern, Nigeria | In this study, the level and ...
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Heavy Metals in Soils around a Major Cement Factory in …
control sample were collected around the cement company. Metals such as Cd, As, Co, Cr, Cd, Pb, Ni, Fe, and Zn were analysed using Atomic Absorption Spectrometer (AAS).
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(PDF) INVESTIGATION OF POLLUTION LEVELS OF SOILS …
Parameters such as pH, Electrical Conductivities (EC) and heavy metals (Fe, Cd, Pb, Cr, Cu, Zn, Mn, Co and Ni) were determined in the soil around the storage tanks of the depots using standard ...
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Industrial Activities and Heavy Metal Pollution: Assessment …
Industrial Activities and Heavy Metal Pollution: Assessment of Concentration of Zn, Cu, Cd Cr and, Pb in Soil Samples around Dangote Cement Factory Kogi State, Nigeria December 2020 Asian Journal ...
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sbm/sbm talc powder cone disk filter cu zn pb.md at …
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Heavy metals research in Nigeria: a review of studies and
The heavy metals present in Nigerian crude oil are mainly Cu, Mn, Fe, Zn, Pb, Co, Ni, Cd and Cr (Chinedu and Chukwuemeka 2018). Of greater relevance to this review, …
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PHYSICOCHEMICAL COMPOSITION AND HEAVY METAL …
heavy metals present in soil samples around the automobile battery factory in the city. Of all, Pb concentration is higher, up to 59.13 59.13±48.9 (range 5.00 - 182.00 mg/kg), …
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Assessment of Heavy Metal Contamination in Soils …
Such elements included Pb, Zn, As, Cd, Mn, Fe, Se, Sb, Cu and Bi. Generally, the samples analyzed showed elevated concentrations of Pb, Zn, Cd, Cu and Cr when compared with concentrations
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