2 edition of An assessment of polybrominated diphenyl ethers (PBDEs) in sediments and bivalves of the U.S. coastal zone found in the catalog.
An assessment of polybrominated diphenyl ethers (PBDEs) in sediments and bivalves of the U.S. coastal zone
2009 by U.S. Dept. Of Commerce, National Oceanic and Atmospheric Administration, National Ocean Service, Center for Coastal Monitoring and Assessment in Silver Spring, MD .
Written in English
Includes bibliographical references (p. 28-36).
|Other titles||NOAA National Status & Trends mussel watch program|
|Statement||K.L. Kimbrough ... et al.].|
|Contributions||Kimbrough, Kimani L., 1973-, United States. National Oceanic and Atmospheric Administration., United States. National Ocean Service., National Status and Trends Program (U.S.), Center for Coastal Monitoring and Assessment (U.S.)|
|LC Classifications||QD341.E7 A78 2009|
|The Physical Object|
|Pagination||87 p. :|
|Number of Pages||87|
|LC Control Number||2009416413|
The list of targeted compounds consisted of 31 persistent organic pollutants (POPs), including 20 polychlorinated biphenyls (PCBs) and 11 organochlorine compounds (OCPs); 11 halogenated flame retardants (HFRs), including 9 polybrominated diphenyl ethers (PBDEs) and 2 dechlorane plus (DPs); 18 plasticizers, including 7 legacy plasticizers (LPs Author: Giulia Poma, Shanshan Yin, Shanshan Yin, Bin Tang, Bin Tang, Yukiko Fujii, Yukiko Fujii, Matthias Cu. IEC , which is an International Standard, specifies the determination of the levels of lead (Pb), mercury (Hg), cadmium (Cd), hexavalent chromium (Cr(VI)) contained in inorganic and organic compounds, and two types of brominated flame retardants, polybrominated biphenyls (PBB) and polybrominated diphenyl ethers (PBDE) contained in electrotechnical products. Polybrominated diphenyl ethers (PBDEs) and hydroxylated PBDE metabolites (OH-PBDEs) in maternal and fetal tissues, and associations with fetal cytochrome P gene expression. Environment International, Mar 1. doi: /
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Polybrominated diphenyl ethers or PBDEs, are a class of organobromine compounds that are used as flame other brominated flame retardants, PBDEs have been used in a wide array of products, including building materials, electronics, furnishings, motor vehicles, airplanes, plastics, polyurethane foams, and textiles.
They are structurally akin to the polychlorinated biphenyls (PCBs. The European Union's experience with polybrominated diphenyl ethers (PBDEs) has shown that _____. if the toxin is removed from the environment, concentrations in human tissues fall ________ is a naturally occurring substance that is potentially toxic to people.
This paper presents preliminary data on polybrominated diphenyl ethers (PBDEs) in the Scottish aquatic environment. Sediment and biota (fish liver, fish muscle and mussels) from a number of locations around Scotland were analysed for PBDEs with samples being from both remote and from potentially contaminated areas such as the former sewage sludge dump site at Garroch Head in the by: Assessment of polybrominated diphenyl ethers (PBDEs) in sediments and bivalves of the U.S.
coastal zone 87 p. (OCoLC) Online version: Assessment of polybrominated diphenyl ethers (PBDEs) in sediments and bivalves of the U.S.
coastal zone. Silver Spring, MD: U.S. Dept. Polybrominated diphenyl ethers (PBDEs) are industrial chemicals whose concentrations are rising exponentially in the aquatic are similar to PCBs, with a basic diphenyl ether structure substituted with up to possible combinations of bromine atoms on both rings (Figure 3).The sources of these persistent chemicals are diffuse, with a major source thought to be PBDE flame.
Rodney R. Dietert, in Endocrine Disruption and Human Health, Polybrominated Compounds (Flame Retardants) Chemicals such as polybrominated biphenyls (PBBs), polybrominated diphenyl ethers (PBDEs), and other polybrominated chemicals (e.g., tetrabromobisphenol A, hexabromocyclododecane) have been used in a variety of industrial and home-use products as burn.
Polybrominated diphenyl ethers (PBDEs) have been detected at an average of ng/g wet weight in tissues of farmed salmon in southern Chile , between ng/g wet weight and ng/g wet. Polybrominated diphenyl ethers in UK human milk: Implications for infant exposure and relationship to external exposure.
Environ Int Abdallah MA, Harrad S, Covaci A. Isotope dilution method for determination of polybrominated diphenyl ethers using liquid chroma tography coupled to negative ionization atmospheric pressure.
Polybrominated diphenyl ethers (PBDEs) are a class of organobromine compounds widely used as flame-retardant additives in a variety of consumer products such electronic devices, furniture, foams. Abstract. Commercially, the polybrominated diphenyl ethers (PBDEs) are available in several technical formulations.
Three major commercial mixtures are referred to as deca-BDE (CAS No. ), octa-BDE (CAS No. ), and pentaBDE (CAS No. ).Cited by: Global Assessment of Polybrominated Diphenyl Ethers in Farmed and Wild Salmon.
4 Effect of Polybrominated Diphenyl Ethers on Neurodevelopment. Polybrominated diphenyl ethers (PBDEs) are a class of brominated hydrocarbons that have been used as flame retardants in a variety of products, such as textiles, plastics, electronic materials, and polyurethane foams for furniture ().The class is comprised of congeners that share a brominated diphenyl ether molecule with up to.
Disruption of epigenetic regulation by environmental toxins is an emerging area of focus for understanding the latter’s impact on human health. Polybrominated diphenyl ethers (PBDEs), one such group of toxins, are an environmentally pervasive class of brominated flame retardants that have been extensively used as coatings on a wide range of consumer by: 3.
The Risk Assessment Process. Emerging POPs on the Stockholm Convention List: Available Risk Information. Hexachlorocyclohexanes (α‐HCH, β‐HCH, and γ‐HCH) Chlordecone. Hexabromobiphenyl (HBB) Pentachlorobenzene (P E CB) Perfluorooctane Sulfonate (PFOS) and Salts.
Polybrominated Diphenyl Ethers (PBDEs) Hexabromocyclododecane (HBCD) SummaryCited by: 5. Recently, certain polybrominated diphenyl ethers (PBDEs) have been listed as persistent organic pollutants (POPs) in the Stockholm Convention.
In this study, a preliminary material and substance flow analysis of commercial pentabromodiphenyl ether (c-PentaBDE) was conducted for motor vehicles—a major use sector for POP-PBDE in polyurethane (PUR) foam—for by: 8.
Pentabromodiphenyl ether (also known as pentabromodiphenyl oxide) is a brominated flame retardant which belongs to the group of polybrominated diphenyl ethers (PBDEs). Because of their toxicity and persistence, their industrial production is to be eliminated under the Stockholm Convention, a treaty to control and phase out major persistent organic pollutants (POP).Chemical formula: C₁₂H₅Br₅O.
Get this from a library. An assessment of polybrominated diphenyl ethers (PBDEs) in sediments and bivalves of the U.S. coastal zone. [Kimani L Kimbrough; United States. National Ocean Service. Coastal Monitoring and Bioeffects Assessment Division.; National Status and Trends Program (U.S.);] -- This report represents the first national assessment of PBDEs in the U.S.
coastal zone. Bioaccessibility of a contaminant in foods is the fraction of the contaminant mobilized from the food matrices during gastrointestinal digestion. In the present paper, the bioaccessibility of polybrominated diphenyl ethers (PBDEs) in 13 types of foods, including fish, meat, rice, flour, and vegetables, was determined using an in vitro digestion by: *Andersson O, Blomkvist G.
Polybrominated aromatic pollutants found in fish in Sweden. Chemosphere 10(9) *Andersson O, Wartanian A. Levels of polybrominated camphenes toxaphene chlordane compounds and polybrominated diphenyl ethers in seals from Swedish waters.
Ambio 21(8) Andersson PL, Wagman N, Berg H, et al. Brominated flame retardants, like polybrominated diphenyl ethers (PBDEs), are environmental contaminants which have entered the human food chain. In this context the concentrations of several PBDEs were measured in food items commonly available in the Netherlands in and In food BDE, and were analysed and detected in andwhereas BDE was only Author: M.
Zeilmaker, B. Bokkers, J. Biesebeek, M. Mengelers, C. Noorlander. Toms, Leisa-Maree, Harden, Fiona, Hobson, Peter, Paepke, Olaf, Ryan, John, & Mueller, Jochen () Assessment of the Concentrations of Polybrominated Diphenyl Ether Flame Retardants in the Australian Population: Levels in Blood.
Australian Government Department of the Environment and Heritage, Australia, Australian Capital Territory, : Leisa-Maree Toms, Fiona Harden, Peter Hobson, Olaf Paepke, John Ryan, Jochen Mueller.
Global Assessment of Polybrominated Diphenyl Ethers in Farmed and Wild Salmon. Environmental Science and Technology, in press. Hites et al. measured polybrominated diphenyl ether levels approximately salmon obtained from 8 major salmon-producing regions Europe, Book Basics Synopsis & excerpts The bottom line.
Environmental Monitoring and Assessment EISSN: Book Title. Environmental Monitoring and Assessment Volume. Issue. 11 WOS Abstract. The reduction in the use of polybrominated diphenyl ethers (PBDEs) and hexabromocyclododecane (HBCD) has opened the way for the introduction of novel brominated flame.
Polybrominated diphenyl ethers (PBDEs) were extensively investigated in water, sediment, and biota samples collected from Chaohu Lake basin in China. The total concentrations of eight PBDEs (Σ8PBDEs) were in the ranges of – ng/L, – ng/g, and – ng/g dry weight (dw) in the water, sediment, and biota samples, by: 6.
Polybrominated diphenyl ethers or PBDEs, are a class of organobromine compounds that are used as flame other brominated flame retardants, PBDEs have been used in a wide array of products, including building materials, electronics, furnishings, motor vehicles, airplanes, plastics, polyurethane foams,  and textiles.
They are structurally akin to the polychlorinated biphenyls. The crude recycling of e-waste releases persistent toxic substances, such as heavy metals, polybrominated diphenyl ethers (PBDEs), polychlorinated dibenzodioxins (PCDDs), polychlorinated dibenzofurans (PCDFs), polycyclic aromatic hydrocarbons (PAHs) and polychlorinated biphenyls (PCBs), and the environmental pollution and health risks caused by.
Select up to three search categories and corresponding keywords using the fields to the right. Refer to the Help section for more detailed instructions. Polybrominated diphenyl ethers (PBDEs), used since the s as flame retardants, are still widespread and persistent pollutants today, although their production was definitely phased out in the western countries several years ago.
Polybrominated diphenyl ethers are known endocrine disruptors, and the endocrine system is their primary by: 1. Polybrominated diphenyl ethers (PBDEs) and alternative flame retardants (AFRs) were analyzed by GC-MS. B 99, and were the predominant PBDEs with mean concentrations (in air) of, pg m(-3) and mean fluxes in precipitation of, and ng m(-2) sample(-1), respectively.
1,2-bis(2,4,6-tribromophenoxy)ethane. Yun X, Yang Y, Liu M, Wang J. Concentrations and risk assessment of polychlorinated biphenyls and polybrominated diphenyl ethers in surface sediments from the East Lake, China. Ecotoxicology.
; – /sz [Google Scholar]Cited by: 7. Polybrominated diphenyl ethers (PBDEs), one typical type of persistent environmental contaminant, have toxicological effects such as disrupting thyroid homeostasis in the human body.
The high binding affinities of hydroxylated metabolites of PBDEs (OH-PBDEs) with transthyretin (TTR) were considered to be one. Method Brominated Diphenyl Ethers in Water, Soil, Sediment, and Tissue by HRGC/HRMS August Introduction EPA Method was developed by the Office of Water's Office of Science and Technology (OST) to determine polybrominated diphenyl ether (PBDE) congeners in aqueous, solid, tissue, and multi-phase matrices.
Polybrominated diphenyl ethers in the Netherlands: Occurrence and indicative estrogenic potency. In Vethaak AD, Schrap M, de Voogt P, editors, Estrogens and xenoestrogens in the aquatic environment: An integrated approach for field monitoring and effect by: 1.
Polybrominated diphenyl ethers (PBDEs) are synthetic brominated flame retardants that are ubiquitous environmental contaminants that have been measured in animals and in humans. Application of Systematic Review Methods in an Overall Strategy for Evaluating Low-Dose Toxicity from Endocrine Active Chemicals.
Washington, DC: The National. The European Union's experience with polybrominated diphenyl ethers (PBDEs) has shown that _____. if the toxin is removed from the environment, concentrations in human tissues fall Studies of endocrine disruptors have shown that they are closely associated with all of the following EXCEPT ________.
CDC Logo. Toggle navigation. Home; Collections; Authors; Recent Additions; Coming SoonCited by: This book chapter covers both developmental and reproductive effects of brominated flame retardants (BFRs) with emphasis on polybrominated diphenyl ethers (PBDEs). BFRs belong to a large group of organohalogen chemicals.
They are highly persistent, bioaccumulative and cause adverse effects in humans and wildlife. Polybrominated diphenyl ethers (PBDEs) are widely used flame retardants, and BDE is a prevalent PBDE congener detected in human tissues.
Exposure to PBDEs has been linked to adverse pregnancy outcomes in humans. Although the underlying mechanisms of adverse birth outcomes are poorly understood, critical roles for oxidative stress and.
buy iec electrotechnical products - determination of levels of six regulated substances (lead, mercury, cadmium, hexavalent chromium, polybrominated biphenyls.
For DecaBDE, the chemical class name, polybrominated diphenyl ethers (PBDE), was also included as a supplementary search. Database Manual 1 Other Resources Kirk Othmer Encyclopedia Book Manual 2 Other Resources Ashford's Dictionary of Industrial Chemicals, Book Manual 1 Page 12 of 94 mixture, c-decaBDE).
Mazdai A, et al. Polybrominated diphenyl ethers in maternal and fetal blood samples, Environmental Health Perspectives (9): Hites RA, Polybrominated diphenyl ethers in the environment and in people: a meta-analysis of concentrations.
Environ. Sci. & Technol., 38(4): Wu N, et al. It can be used as a heat transfer medium when mixed with biphenyl. This mixture is used as heat transfer medium due to its high temperature range. Production of polyamide and polyimide also involves the use of diphenyl oxide when used in the production of phenoxathiin.
Several polybrominated diphenyl ethers (PBDEs) are useful flame retardants/5(30).Chapter Health-Based Risk Assessment of PBDEs. 1. Introduction; 2. Assessment of Exposure to Polybrominated Diphenyl Ethers via Inhalation and Diet in China; 3.
Assessment of Human Exposure to PBDEs; 4. Development of a Reference Dose for BDE,and Using Benchmark Dose Methods; 5. Summary; Index.