permissible concentration of lead for zea mays

Lead, Cadmium and Iron Concentrations in Zea Mays

95 Adedotun Onoyinka Afolayan and Amusat Titilayo Hassan: Lead, Cadmium and Iron Concentrations in Zea Mays Grown Within the Vicinity of Ori-Ile Battery Waste Dumpsite, Olodo, Ibadan, Nigeria Figure 2. Map of Olodo showing the Ori-Ile waste dumpsite (Source: GIS Konsult, Bodija, Ibadan).

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Heavy Metal Concentration of Dumpsite Soil and ...

2015-2-14  concentrations (Cu, Zn, Cd and Pb) in dumpsite soil and accumulation in Zea mays (corn) growing in the area. The area of study is a closed dumpsite in Manila, Philippines covered with rich vegetation and being used as agricultural land. Soils and plants were sampled and analysed using atomic absorption spectrophotometer (AAS). Concentrations of the

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Zea mays L.) impacted by smelting emissions

2020-5-11  1 1 Allocation and source attribution of lead and cadmium in maize 2 (Zea mays L.) impacted by smelting emissions 3 Xiangyang Bi a, b, Xinbin Feng a, , Yuangen Yang a, Xiangdong Li c, Grace P. Y. Shin 4 c, Feili Li d, Guangle Qiu a, Guanghui Li a, Taoze Liu a, and Zhiyou Fu a 5 6 a State Key Laboratory of Environmental Geochemistry, Institute of Geochemistry,

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Bioaccumulation Factor of Selected Heavy Metals in Zea mays

The BAF of Cd, Cr, Pb, Cu, and Zn in Zea mays from the study areas fall within the ranges of 0-0.95, 0-1.89, 0-1.20, 0.011-0.99, and 0.03-0.99, respectively. Cadmium and Zn had the highest ...

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Early response to salt ions in maize (Zea mays L ...

2018-1-1  To answer this question, a hydroponic study on maize (Zea mays) was established, by exposing plants to 50 mM of sodium glucosamide or glucosamine chloride. The effect of both ions on ABA was investigated in an early stage before ( i ) the salt ions accumulated to toxic tissue concentrations and before ( ii ) cells dehydrated.

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Cadmium concentration and distribution in corn (Zea mays L ...

Cadmium concentration and distribution in corn (Zea mays L.) grown on a calcareous soil for three years after three annual sludge applications. Webber LR, Beauchamp EG. The disposal of digested sewage sludge on crop-producing land appeals to municipalities as an option but may pose a hazard to human and animal health if the plant material ...

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Concentrations of mercury, lead, chromium, cadmium ...

Mercury and arsenic concentrations were measured by mercury/hydride system. Results: Chromium, cadmium, lead and arsenic concentrations in the samples were within the standard range. The mean±SD concentration of mercury in irrigation wells (1.02±0.40 μg/L)

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Maximum permissible concentration of lead in water ...

1975-1-1  @misc{etde_7355023, title = {Maximum permissible concentration of lead in water reservoirs} author = {Sadilova, M S, Selyankina, K P, Borzunova, E A, and El'nichnykh, L N} abstractNote = {For a 7 month period white rats received perorally 0.005 mg/kg of lead in drinking water on a daily basis (equivalent to maximum permissible concentration of lead in water, i.e., 0.1 mg/liter).

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[The maximum permissible concentration of lead in water ...

1. Gig Sanit. 1975 May;(5):101-2. [The maximum permissible concentration of lead in water bodies]. [Article in Russian] Sadilova MS, Seliankina KP, Borzunova EA, El'nichnykh LN.

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Concentration of cadmium and lead in vegetables and fruits ...

2021-6-7  Several fruit and vegetable samples exceeded the maximum permissible concentrations of Cd and Pb. ... (Zea mays L.) in Iran. Orient. J. Chem. 31(2 ... S. S. Concentration of lead and cadmium in ...

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Zea mays L.) impacted by smelting emissions

2020-5-11  1 1 Allocation and source attribution of lead and cadmium in maize 2 (Zea mays L.) impacted by smelting emissions 3 Xiangyang Bi a, b, Xinbin Feng a, , Yuangen Yang a, Xiangdong Li c, Grace P. Y. Shin 4 c, Feili Li d, Guangle Qiu a, Guanghui Li a, Taoze Liu a, and Zhiyou Fu a 5 6 a State Key Laboratory of Environmental Geochemistry, Institute of Geochemistry,

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Effect of Lead Toxicity on Growth, Chlorophyll and Lead ...

Two varieties of maize ( Zea mays L.) (Neelam and Desi) were exposed to different concentrations of lead [0, 10, 20 and 30 ppm Pb(NO3)2•4H2O] for 30 days in earthen pots.

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Lead in soil: Recommended maximum permissible levels ...

1989-6-1  The soil lead concentration corresponding to this blood lead level would be the suggested lead permissible level. Keeping in mind the background level of blood lead for children under 12 years, the ideal situation would be to have no increment in blood lead level contributed from soil. This stringent condition demands a zero level concentration ...

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What is the lower and upper permissible limit of lead in ...

The concentration of lead in industrial wastewater limit is 1.0 mg/L by Environmental Protection Agency (EPA 2002). The maximum permissible limit of lead in inland surface water is 0.1 mg/L by ...

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Permissible Concentrations of Arsenic and Lead in Soils ...

Establishing permissible concentrations for As and Pb in soils is of practical importance because of toxicity of these metals, their widespread contamination, and limited resources available for remediation of contaminated soils. The USEPA pathway approach to risk assessment was used to assess an environmental hazard related to As and Pb in soils and to evaluate safe concentrations of these ...

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What is the permissible limit of heavy metals in soil and ...

EPA's Collaboration with the World Health Organization (WHO): According to EPA, the allowable limit of lead, copper and cadmium in drinking water is 0.015 mg/L, 1.3 mg/L, 0.005 mg/L. In the table ...

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(PDF) Lead, Cadmium and Iron Concentrations in Zea Mays ...

Lead, Cadmium and Iron Concentrations in Zea Mays Grown Within the Vicinity of Ori-Ile Battery Waste Dumpsite, Olodo, Ibadan, Nigeria. Adedotun Afolayan (PhD.) Hassan Titilayo Amusat. Prof Hassan.

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Irrigation of Zea mays with UASB-treated textile ...

In this study, mature seeds of Zea mays (Malka 16) were irrigated with untreated and UASB-treated wastewater with combination of 50% textile and 50% sewage at hydraulic retention times (HRTs) of 0 ...

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[Establishment of the maximum permissible concentration of ...

1. Gig Sanit. 1982;(1):84-7. [Establishment of the maximum permissible concentration of lead-cadmium solders in the air]. [Article in Russian]

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Lead, Cadmium and Iron Concentrations in Zea

2017-5-5  Agricultural produce resulting from the cultivation of polluted soil can result in undue exposure and health hazards for its consumers at different level along the food chain. Available literature has shown that maize absorbs and accumulates toxic heavy metals from polluted soils. This study was designed to determine the concentration of lead (Pb), cadmium (Cd) and iron (Fe) within the leaf ...

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Heavy Metals Uptake in Maize Grains and Leaves in ...

2017-11-13  This study aimed at monitoring the levels of heavy metals uptake in maize (Zea mays) grains and leaves is within permissible levels. Level of heavy metals in maize grains from different ecological zones in UG County had mean concentration of

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(PDF) Lead, Cadmium and Iron Concentrations in

Lead, Cadmium and Iron Concentrations in Zea Mays Grown Within the Vicinity of Ori-Ile Battery Waste Dumpsite, Olodo, Ibadan, Nigeria. Adedotun Afolayan (PhD.) Hassan Titilayo Amusat. Prof Hassan.

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EFFECT OF LEAD AND VARYING ORGANIC

EFFECT OF LEAD AND VARYING ORGANIC MATERIALS ON MICRO-NUTRIENT CONCENTRATION OF MAIZE (ZEA MAYS L.) In the present investigation, high heritability accompanied with high GA as per cent of mean was observed for the characters - days to fifty per cent flowering, plant height, leaves per plant, leaf length, earhead weight, number of primaries per ...

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Bioaccumulation Factor of Selected Heavy Metals in

2019-12-6  Methods. This study reviewed the accumulation of five selected heavy metals, cadmium (Cd), chromium (Cr), lead (Pb), copper (Cu), and zinc (Zn) in soil and the corresponding BAF of Zea mays grown on those soils using a systematic search of peer-reviewed scientific journals. A total of 27 research works were reviewed after screening 52 articles for subject matter relevancy, including

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NSF/ANSI cuts permissible lead concentration -

2020-2-11  The joint committee governing the American National Standards for drinking water treatment units recently lowered the maximum allowable concentration of lead in treated drinking water to 5 parts per billion. Standards NSF/ANSI 53: Drinking Water

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Concentration and Environmental Implication of Heavy ...

0.001 to 0.62mg/l which is within the permissible limit of 1mg/l recommended by SON (2002) and FEPA (1991). The study area appears to be free of copper poisoning because higher copper concentration is injurious to human health as copper aggravates gastrointestinal disorder in man. Lead: Lead (Pb) concentration in the area of

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CODE OF PRACTICE FOR THE PREVENTION AND

allowable lead concentration. ASTM International has set a maximum concentration of 0.010 percent lead for “Grade A” tinplate. PREVENTION AND REDUCTION OF FOOD AND FEED CONTAMINATION (1st Edition) 6 34. Lead dyes or lead-based printing inks should not be used for packaging, such as for

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Maximum Permissible Concentration of Various

2020-11-13  Maximum Permissible Concentration of Various Inorganic Elements Present in Potable Water. Following are the values of maximum permissible concentration of various inorganic elements present in potable water as per the World Health Organization (WHO) and

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Maximum permissible concentration (MPC)

2015-9-9  Maximum permissible concentration (MPC) maximum number of harmful substances per unit volume (air, water, other fluids) or weight (), the receipt of which is the body's natural ways during the working day at work or a long time in other conditions does not lead to pathological changes in health status and does not cause adverse genetic changes in the offspring.

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