Results 21 to 30 of about 4,689,477 (357)

ETHYLENE-BIS- DITHIOCARBAMATES RESIDUES IN SOME FOOD AND THE POTENTIAL RISK FOR EGYPTIAN CONSUMERS [PDF]

open access: yesJournal of Plant Protection and Pathology, 2010
Dithiocarbamates are a non-systemic group of Fungicides widely used to protect crops from fungal diseases. The current methodology used by monitoring laboratories to determine dithiocarbamates in food involves the analysis of CS2 generated after ...
M. Amer   +3 more
doaj   +1 more source

RESIDUES OF ORGANOCHLORINES AND TRACE HEAVY MEATLS IN FISH [PDF]

open access: yesJournal of Plant Protection and Pathology, 2011
The contamination of the aquatic environment and the marine organisms with trace elements and the other contaminants have been of considerable interest. The present study is related to monitoring of trace elements (cadmium (Cd), lead (Pb) and mercury (Hg)
A. Mahmoud   +3 more
doaj   +1 more source

Bioaccumulation and Bioremediation of Heavy Metals in Fishes—A Review

open access: yesToxics, 2023
Heavy metals, the most potent contaminants of the environment, are discharged into the aquatic ecosystems through the effluents of several industries, resulting in serious aquatic pollution.
Farhan Jamil Emon   +8 more
semanticscholar   +1 more source

DIETARY INTAKE OF SOME ORGANOPHOSPHOURS INSECTICIDES IN SOME VEGETABLE CROPS IN EGYPT, A PRELIMINARY CASE STUDY [PDF]

open access: yesJournal of Plant Protection and Pathology, 2012
A Total of 178 samples of commonly consumed vegetables were collected from seven different Egyptian governorates in 2007 and onward. A multiresidue method was used for analysis and the pesticides determined by gas chromatography.
Naglaa Lotfy   +4 more
doaj   +1 more source

Fennel‐seeds extract as an analyte protectant for the GC‐MS/MS residue analysis of 182 pesticide in strawberries: Comparing the manual mixing and sandwich injection

open access: yesJournal of Chromatography Open, 2022
The direct injection of acetonitrile sample extracts using GC-MS/MS is a challenging task in specific matrices of high polar components, like strawberries.
Abd-Alrahman H. Abo-Gaida   +5 more
doaj   +1 more source

Environmental Chemistry and Ecotoxicology of Hazardous Heavy Metals: Environmental Persistence, Toxicity, and Bioaccumulation

open access: yesJournal of chemistry, 2019
Heavy metals are well-known environmental pollutants due to their toxicity, persistence in the environment, and bioaccumulative nature. Their natural sources include weathering of metal-bearing rocks and volcanic eruptions, while anthropogenic sources ...
H. Ali, Ezzat Khan, I. Ilahi
semanticscholar   +1 more source

Modified biochar: synthesis and mechanism for removal of environmental heavy metals

open access: yesCarbon Research, 2022
With social progress and industrial development, heavy metal pollution in water and soils environment is becoming more serious. Although biochar is a low-cost and environmentally friendly adsorbent for heavy metal ions, its adsorption and immobilization ...
Zhixin Liu   +9 more
semanticscholar   +1 more source

Interactions between heavy metals and photosynthetic materials studied by optical techniques [PDF]

open access: yes, 2009
In this work studies on rapid inhibitory interactions between heavy metals and photosynthetic materials at different organization levels were carried out by optical assay techniques, investigating the possibility of applications in the heavy metal ...
CATUCCI, Lucia   +14 more
core   +1 more source

A TOTAL DIET STUDY OF PESTICIDES AND CONTAMINANTS FOR SOME TABLE READY DIETS IN GREAT CAIRO IN 2002 [PDF]

open access: yesJournal of Animal and Poultry Production, 2004
A total diet study estimated the dietary intake of 80 organochlorine, organophosphorous, organonitrogen, and some pyrethroid pesticides, lead cadmium, copper and nitrates.
Mona Khorshid, M. Ayoub, E. Salama,
doaj   +1 more source

Toxicity, mechanism and health effects of some heavy metals

open access: yesInterdisciplinary Toxicology, 2014
Heavy metal toxicity has proven to be a major threat and there are several health risks associated with it. The toxic effects of these metals, even though they do not have any biological role, remain present in some or the other form harmful for the ...
Monisha Jaishankar   +4 more
semanticscholar   +1 more source

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