نتایج جستجو برای: organochlorine pesticides ocps
تعداد نتایج: 20868 فیلتر نتایج به سال:
This paper presents data obtained from concurrently deployed polyurethane foam disk passive samplers in Kuwait, Turkey, Lebanon, Saudi Arabia, and Oman between January October 2018. The study’s main goal was to initiate a air sampling network across the Middle East generate comparable data, which will help report obligations of various countries be used protocol discussions. ?24OCP concentratio...
Records from a popular series at The National Archives were found to bear warning labels that they have been bound using ‘poisonous insecticidal solution’. Research into historic sources suggested the agents used by bookbinders in early twentieth century mercuric chloride, copper sulphate, and beechwood creosote; these may replaced organochlorine pesticides (OCPs) such as dichlorodiphenyltrichl...
This study aims to explore persistent microorganic pollutants (Poly chloro byphneyls (PCBs) and Organochlorine Pesticides (OCPs)) in sediment mud clams (Polymesoda erosa) Segara Anakan Lagoon (SAL). In addition, polycyclic aromatic hydrocarbons (PAHs) the were evaluated their risk consumption Bioaccumulation factor sediment. Concentrations of seven PCBs found range 0.11 ± 0.05 2.63 0.1 μg kg−1 ...
Aim of study: One the safest techniques regarding remediation contaminated water is biological remediation. This study aimed to: (i) monitoring a collection organochlorine pesticides (OCPs) in three agricultural drainages (Nashart, no. 9, and El-shoka), located Kafr El-Sheikh governorate, Egypt; ii) investigate biodegradation potential different bacterial isolates pesticides.Material methods: A...
A total of 144 Kg of strawberry and 38 soil samples, representing two types of farming production e.g. conventional (C), organic (O), was collected from (Bilbeis and AL-Salhia, New AL-Sharqiya governorate) Egypt. Pesticides residues were determined by gas chromatography with mass selective detector (GC-MSD). This method used to determine 86 pesticide residues with a broad range of physico-chemi...
With the prohibition of conventional organochlorine pesticides (OCPs), extensive use and continuous release current-use (CUPs), such as organic amine (OAPs) organophosphate (OPPs), in agriculture mariculture activities have raised global attention. In this study, occurrence distribution 36 from above 3 categories were investigated seawater sediment Beibu Gulf, a typical subtropical agricultural...
In this study, residual level and enantiomeric composition of typical organochlorine pesticides (OCPs) were surveyed in urban soils of Yinchuan, China. The median levels of summation Sigma HCHs and summation Sigma DDTs were 0.852 and 2.24 ng/g, respectively, which suggested little risk for ecological environment and human health in the study area. Both chiral alpha-HCH and o,p'-DDT displayed th...
Exposure to pesticides is very common world-wide, and is broadly known the acute toxic effects to humans of pesticides following a high dose exposure; however, knowledge about chronic low-dose adverse effects to specific pesticides is more limited. Reproductive functions can be affected, with birth defects, impaired fecund ability, infertility and altered growth. This paper will focus on the de...
The preferred sampling medium for measuring human exposures of persistent organic compounds (POPs) is blood, and relevant sample types include whole blood, plasma, and dried blood spots (DBS). Because information regarding the performance and comparability of measurements across these sample types is limited, it is difficult to compare across studies. This study evaluates the performance of POP...
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