نتایج جستجو برای: target hazard quotient thq
تعداد نتایج: 473268 فیلتر نتایج به سال:
This work was carried out to research on the Industrial impact of selected heavy metals in economic fish samples Eze river Nnewi-North, Anambra State, Nigeria. The levels seven (Pb, Mn, Zn, Ni, Cr, Cu, and Cd) (Clariasgariepinus, Oreochromisneloticus, Pseudotolithus elongates) from area were detected using Flame Atomic Absorption Spectrophotometric technique. HN03-HCl method used sample digesti...
Tin is a naturally occurring element in the environment, and most important dietary intake from tin-plates steel cans used for food packaging. The objective of this paper to evaluate tin concentrations human health risk assessment children adults seafood canned fish (Sardine Mackerel) obtained Bayelsa State, Nigeria using Thermo-Elemental Atomic Absorption Spectrometer (S4-71096 model) after mi...
Egypt has several beaches, as well the Nile River and a few lakes; therefore, it could compensate for lack of protein in red meat with fish. Fish, however, may become source heavy metal exposure humans. The current study was to assess level five toxic metals, lead (Pb), cadmium (Cd), mercury (Hg), arsenic (As), aluminum (Al), six species, namely, Oreochromis niloticus ( O. ) , Mugil cephalus M....
Assessing the health risk of heavy metals in vegetables to the general population in Beijing, China.
A systematic survey of As, Cd, Cr, Cu, Ni, Pb and Zn concentrations in vegetables from 416 samples (involving 100 varieties) in Beijing was carried out for assessing the potential health risk to local inhabitants. The results indicated that the metal concentrations in vegetables ranged from < 0.001 to 0.479 microg/g fresh weight (fw) (As), < 0.001 to 0.101 microg/g fw (Cd), < 0.001 to 1.04 micr...
Mercury content and fatty acids in muscles of Perca fluviatilis L. (European perch), Leuciscus idus L. (ide), Cyprinus carpio L. (European or common carp), Oncorhynchus mykiss Walb. (rainbow trout), Platichthys flesus L. (European flounder). and Clupea harengus L. (bream) from the Polish market were investigated. The total mercury was processed with AAS. The fatty acids were analyzed by gas chr...
This study was carried out to assess the extent of heavy metals and metalloid accumulation from agricultural soils to foodstuffs (viz, M. esculenta (cassava) and Musa paradisiaca (plantain)) around thirteen neighboring communities within Tarkwa, Ghana; and to estimate the human health risk associated with consumption of these foodstuffs. Concentrations of As, Cd, Co, Cr, Cu, Ni, Pb, and Zn were...
Background. Hitherto studies in response to the June 2010 lead poisoning, Zamfara State, Nigeria, have focused on clinical interventions without information on livestock and other metals. Objective. This study has investigated the distribution of heavy metals in farm produce and livestock around lead-contaminated goldmine in Dareta and Abare, Zamfara State, Nigeria. Methods. Vegetables, soil, w...
The possible health risks of heavy metals contamination to local population through food chain were evaluated in Beijing and Tianjin city cluster, China, where have a long history of sewage irrigation. The transfer factors (TF) for heavy metals from soil to vegetables for six elements including Cu, Zn, Pb, Cr, As and Cd were calculated and the pollution load indexes (PLI) were also assessed. Re...
As population activity is increasing and the Kapuas river still a means of transportation, causing Corbicula largillierti to accumulate heavy metals (Pb) Coliform bacteria in their bodies. This makes it dangerous be consumed by humans. Thus, this research has two main aims. First, find out concentration Pb inside that lives at river, Pontianak river’s water. Second, analyze health risk consumin...
Objectives: Dareta village in Zamfara state of Nigeria is one the villages plagued with lead (Pb) poisoning crisis 2010. and neighboring were remediated by simple excavation topsoil rich Pb, burying same landfills. This study was embarked to assess physicochemical parameters some sources water supply possible health impacts on humans. Material Methods: The imaginarily mapped into three sites; R...
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