Assessment of heavy metals contamination of soil and …
concentration of selected heavy metals (Cd, Cu, Pb, Zn, and Fe) in soils and water around abandoned Pb-Zn mines in Yelu in Bauchi State, Northern Nigeria was investigated. …
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(PDF) PB, ZN, CU, NI AND CO CONTENTS OF WATER AND …
The study assessed the levels of Pb, Zn, Cu, Ni and Co in the water column and underlying sediments (abiotic monitors) in comparison with their levels in E. crassipes (biomonitor).
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Source and Distribution of The Heavy Metals: Pb, Cd, Cu, …
Fe, Cr, and Mn in Soils of Bauchi Metropolis, Nigeria Garba, S. T*1. and Abubakar, M. A.2 1 Department of Chemistry, P. M. B. 1069, University of Maiduguri, Borno State, Nigeria. ... Cd, Cr, Cu, Pb and Zn due to traffic density are mostly found at high levels in soils at sites closer to the roadside that can even affect the environmental air ...
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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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Disc Filters Suppliers & Exporters in Nigeria
Let TradeFord match your sourcing needs with suitable Disc Filters suppliers, exporters and manufacturers. Just fill-out an RFQ form and start getting quotations only …
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Distribution and partitioning of trace metals (Cd, Cu, Ni, Pb, Zn…
The distribution of trace metals in the filter-passing fraction (<0.45 μm) showed two apparent trends: (1) the carrier phase metals (i.e., Fe and Mn) were largely removed in the Anahuac Channel region, which was dominated by direct Trinity River inputs; (2) the other metals (Cd, Cu, Ni, Pb, and Zn) showed non-conservative mixing …
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Simultaneous adsorption of Cd, Cr, Cu, Pb, and Zn by an iron …
Stock solutions of Pb, Zn, Cu, Cd and Cr were prepared using Pb(NO 3) 2, Zn(NO 3) 2 ·6H 2 O, Cu(NO 3) 2 ·5H 2 O, Cd(NO 3) 2 ·4H 2 O, and Cr(NO 3) 3 ·9H 2 O, respectively. The initial pH of the test solutions was adjusted to the desired value by using dilute solutions of 0.1 M NaOH and 0.1 M HNO 3. Heavy metal analyses were made …
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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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Assessment of heavy metals contamination of soil and water …
*Corresponding Author Email: adebayokabir@ymail Heavy metal contamination of soil, water, and crops, and their health impact on residents, is a persistent social issue, and several studies have identified health risks of residents living near abandoned mines. The concentration of selected heavy metals (Cd, Cu, Pb, Zn, and Fe) in soils and water …
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The distribution and partitioning of trace metals (Pb, Cd, Cu, and Zn
The concentrations of Cu, Zn, Pb, Cd, and As varied quite differently in the water, suspended particulate matter (SPM), and sediment along the middle reach of the Beijiang River in southern China. The total concentrations of trace metals and As in the water column were significantly affected by the concentration of SPM, while the metals …
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PB, ZN, CU, NI AND CO CONTENTS OF WATER AND …
the metal with the highest phytoaccumulation capability in the area, followed by Ni, Cu, Pb and Zn, in that order. Indication from the study is that water hyacinth (Eichhornia crassipes) can effectively absorb and translocate Pb, Zn, Cu, Ni and Co, even when the concentrations of the metals in the abiotic components of the environment is low.
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Concentrations of Mn, Fe, Cu, Zn, Cr, Cd, Pb, Ni in selected …
We analysed the raw forms of some commonly consumed staple foods in Nigeria. ... 0.02–0.58, <0.01–0.09, <0.08, and 0.06–0.14 mg/kg for Mn, Fe, Cu, Zn, Cr, Cd, Pb and Ni respectively. The levels of these metals in all the samples analysed were within the ranges reported for similar tubers, legumes and cereals from various parts of the ...
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Heavy Metals in Soils around a Major Cement Factory in …
soils around major cement company in southern Nigeria. Twenty-one soil samples including a ... 2.00 mg/kg and 6.80 mg/kg while the average concentration of Cu, Co, Cd, Cr, Ni, Pb, Zn around the ...
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(PDF) Assessing the levels of Pb, Cd, Zn and Cu in biscuits …
Levels of Pb, Cd, Zn and Cu in biscuits and home-made snacks obtained from vendors in two tertiary institutions in Lagos, Nigeria were investigated by Dada et al. [19]. It was reported that the ...
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Heavy Metals in Soils and Road Dust in Akure City, Southwest Nigeria …
Bivariate correlation (Table 3) showed that As–Cu–Cd–Cr–Pb–Zn and Cd–Co–Cr–Ni–Zn–Fe relationships might have originated from smelting activities in the area while Cr–Ni–Pb–Zn relationships might have been released as a geochemical plume from major landfills and sewage systems in the area. The presence of Pb in soil and ...
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Levels of Cu, Zn, Pb, and Cd in the leaves of the tea plant
The range for concentration of Cu, Zn, Pb, and Cd was 2.34–25.26, 43.9–71.3 µg/g, which is too low to be detected by the analytical techniques and 0.2–1., respectively. Concentration of Cu, Zn, and Pb were lower than those found in our study and concentration of Cd was higher than the concentration obtained in our study.
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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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Factors affecting distribution and mobility of trace elements (Cu, Pb
Soil and Vitis vinifera L. (coarse and fine roots, leaves, berries) concentration and geochemical partitioning of Cu, Pb and Zn were determined in a contaminated calcareous Champagne plot to assess their mobility and transfer. Accumulation ratios in roots remained low (0.1–0.4 for Cu and Zn, <0.05 for Pb). Differences between …
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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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Preliminary Assessment of Several Heavy Metal Ions (Fe, Cu, Ni, Zn…
In-plant samples as C. demersum Fe, Cd, Zn, and Cr have exceeded the allowable limits, while Cu and Pb didn't exceed the permissible limits, also in P. pectinatus Fe, Cd, and Zn have exceeded ...
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Contrasting styles of Sn-Nb-Ta-Zn mineralization in Nigeria
Show abstract. The Ningi-Burra Pb−Zn mineralization forms part of the Nigerian Sn-Nb ± (Pb-Zn-Mo)-rich anorogenic alkaline province, also known as the Nigerian Younger Granite Complexes. Six distinct -W trending magmatic centres have been identified in the Ningi-Burra complex, but the Pb−Zn mineralization is confined to highly …
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Prediction of extractable metals (Cd, Pb, Fe Cu, Mn and Zn) …
partitioning of som e heavy metals (Cu, Pb, F e, Cd, Mn and Zn) in sewage, the f our stages of the Tessier. sequential extraction m ethod were emplo yed. The effect o f extractant concentration ...
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Levels of Cu, Zn, Pb, and Cd in the leaves of the tea …
112 % for Cd, 98 % for Cu, 96.5 % for Pb, and 92 % for Zn. Results and discussion The mean concentration and range of copper, zinc, lead, and cadmium in the tea leaves in SomeeSara, Fuman,
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Remediation mechanism of Cu, Zn, As, Cd, and Pb …
1. Introduction. Due to the rapid development of industrial and agricultural activities, heavy metals have been widely detected in the soil (Liu et al., 2020b).Owing to the persistence, high toxicity, and non-biodegradability, heavy metal contaminated soil has been considered as an increasingly severe environmental problem (Liu et al., …
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Nigeria Disc Filters: Made-in-Nigeria Disc Filters Products
Let TradeFord match your sourcing needs with suitable Disc Filters suppliers, exporters and manufacturers. Just fill-out an RFQ form and start getting quotations only …
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Levels of Aflatoxin M1 and selected heavy metals (Pb, Cd, Cr, Cu, Zn …
In this study, the level and frequency of breast milk AfM 1 and selected heavy metals as biomarkers of maternal exposure was assessed. Selected heavy metals (Pb, Cd, Cr, Cu, Zn, Fe, As, and Hg) were analyzed using Atomic Absorption Spectrophotometry while AfM 1 levels were assessed by HPLC with fluorescence detection after aflatoxin …
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HEAVY METALS IN AGRICULTURAL SOILS IN NIGERIA: A …
Abstract and Figures. This review paper presents the health risks of heavy metals such as: lead (Pb), chromium (Cr), zinc (Zn), cadmium (Cd), copper (Cu), mercury (Hg), nickel (Ni) and arsenic (As ...
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Partitioning of metals (Cd, Co, Cu, Ni, Pb, Zn) in soils: …
Partitioning of metals (Cd, Co, Cu, Ni, Pb, Zn) in soils: concepts, methodologies, prediction and applications – a review. F. Degryse, ... The British Society of Soil Science is a limited company, registered in England and Wales No. 7110309 and a Registered Charity No. 1134456
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Concentrations of Mn, Fe, Cu, Zn, Cr, Cd, Pb, Ni in selected …
We analysed the raw forms of some commonly consumed staple foods in Nigeria. ... filtered into a 25 mL volumetric flask using Whatman filter paper and made up to mark with nitric acid (1 ... Furthermore, if the individual mean levels of Mn, Fe, Cu, Zn, Cr, Cd, Pb, and Ni (11.27, 17.79, 2.47, 20.13, ...
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