نتایج جستجو برای: hazard quotient

تعداد نتایج: 77295  

Journal: :IJCCE 2013
Sumanta Nayek Suprakash Roy Suvanka Dutta Rajnarayan Saha Tanmoy Chakraborty

The present study demonstrates accumulation and distribution of heavy metals (Fe, Cr, Cd, Pb & Cu) in cultivated soil and vegetables, and its potential implication to health risk via consumption of contaminated vegetables. Deposition of atmospheric metals results significant enrichment of metal contents (Pb=1.6, Cu=1.4 & Cd=15.9) in cultivated soil. Elevated metal content in soil facilitate hig...

Journal: :International Journal of Environmental Analytical Chemistry 2023

Thrace Region is a part of the Marmara Türkiye. There are many natural and artificial stagnant water habitats in region that used for irrigation drinking supply. This study intended to determine spatial-temporal variability probabilistic health risk fluoride exposure bodies region. A total 33 were selected, samples collected during dry wet seasons 2021–2022. The levels measured using spectropho...

Journal: :Food Science and Nutrition 2021

This study was conducted to determine the polycyclic aromatic hydrocarbons (PAHs) levels and health risk of yogurt butter samples collected from Tehran using MSPE/GC-MS (magnetic solid-phase extraction/gas chromatography-mass spectrometry). The results revealed that limit detection (LOD) quantification (LOQ) were ranged 0.040 0.060 0.121 0.181 μg/kg, respectively; with recoveries 86.1% 100.3%. ...

Journal: : 2021

Sulak alan ekosistemleri çok sayıda fauna ve flora türüne yaşam ortamı sunan, aynı zamanda insanların faydalandığı önemli doğal kaynak değerleridir. Son yıllarda artan antropojenik etkiler sulak alanlarda PTE kaynaklı ekolojik bozulmaya buralardan çeşitli yollarla faydalanan insanlar üzerinde sağlık risklerine neden olmaktadır. Bu nedenle, bozulma riski analizleri yapmak için analitik metotlar ...

2016
Md Kawser Ahmed Mohammad Abdul Baki Goutam Kumar Kundu Md Saiful Islam Md Monirul Islam Md Muzammel Hossain

Heavy metals are known to cause deleterious effects on human health through food chain. Human health risks were evaluated from consumption of heavy metal contaminated fish from Buriganga River in Bangladesh. Whole body of five fish species (Puntius ticto, Puntius sophore, Puntius chola, Labeo rohita and Glossogobius giuris) were analyzed which contained various concentrations of Cd, As, Pb, Cr,...

Journal: :iranian journal of fuzzy systems 2007
anand swaroop prajapati

the concept of right (left) quotient (or residual) of an ideal η by anideal ν of an l-subring μ of a ring r is introduced. the right (left) quotients areshown to be ideals of μ . it is proved that the right quotient [η :r ν ] of an idealη by an ideal ν of an l-subring μ is the largest ideal of μ such that[η :r ν ]ν ⊆ η . most of the results pertaining to the notion of quotients(or residual) of ...

Masoumeh Kardani , Habib Janadeleh,

Background: The concentrations of heavy metals in the tissues and organs of fishes indicate the concentrations of heavy metals in water and their accumulation in food chains. In the present study, the concentrations of Zn, Cu, Cd, Ni, V and Pb in three common species of fish and the potential health risks to local residents via consumption of the fishes were estimated.  Methods: The con...

Journal: :Acta Scientiarum. Biological Sciences 2021

Crustaceans are known for their trace element bioaccumulation abilities. Muscle tissues of lagoon crab, marine pink shrimp and mantis marketed consumption in Nigeria were analyzed Mn, Fe, Cu, Zn, Hg Cr levels using standard methods. mg kg-1 Mn (0.03±0.00 crab), Fe (0.072±0.01 shrimp), Cu (0.344±0.01 crab) Zn (0.073±0.00 shrimp) significantly different (p<0.05) from corresponding values other...

Background: Metal pollution is a problem in many parts of the world. These metals can be harmful when they exceed the recommended limits. By analyzing metal concentrations in living organisms, it is possible to deduce the bioavailability and the level of environmental contamination for specific metals in an ecosystem. The aim of this study was to determine the heavy metals copper, cadmium, lead...

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