Photolytic debromination
WebPhotolytic debromination of polybrominated diphenyl ethers in hexane by sunlight Article Dec 2012 ENVIRON POLLUT Hua Wei Yonghong Zou An Li Erik R Christensen Karl J Rockne The objective of this... Websusceptible to photolytic debromination when they are exposed to ultraviolet light (ATSDR 2015). As of 2016, PBDEs were not identified at any of the current or former hazardous waste sites on the EPA National Priorities List (NPL); however, the number of sites evaluated for PBDEs is not well documented (EPA 2016).
Photolytic debromination
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Web“The current photolytic degradation experiments were performed on DBDPE in solvents and on silica gel. Large differences in the photolytic degradation behaviors of DBDPE may exist between lab matrixes and the natural environmental media such as atmospheric particles, soil, and water as suggested previously for deca-BDEs (Raff and Hites, 2007). WebPhotolytic debromination of decabromodiphenyl ether (decaBDE) and ethane (DBDPE) in flame-retarded plastics Author(s) Kajiwara, N; Noma, Y; Takigami, H ... the hepta-, octa-, and nona-BDE congeners increased after one week exposure, indicating debromination of BDE209 resulted in the formation of lower brominated congeners. The formations of ...
WebPolybrominated biphenyls (PBBs) are brominated flame retardants that are widely used in textiles and electronic products. Recently, many researches have been devoted to determining their concentrations in food and in the environment. Yet, their degradation behavior has been less investigated and is … WebApr 1, 2010 · The debromination pathways of technical octa‐BDE mixture were identified and BDE‐154, 99, 47, and 31 were found to be the most abundant hexa‐, penta‐, tetra‐, and tri‐BDE debromination products, respectively. ... Photolytic debromination pathway of polybrominated diphenyl ethers in hexane by sunlight. Hua Wei, Yonghong Zou, An Li, E ...
WebAug 1, 2009 · Photodegradation kinetics of several polybrominated diphenyl ethers (PBDEs), particularly decabromodiphenyl ether (BDE 209), have been reported in various matrixes, demonstrating that it photodegrades primarily via debromination. WebFeb 5, 2013 · Tetradecabromodiphenoxybenzene (TDBDPB) contains 14 bromine atoms and is the major component of commercial flame retardant mixtures such as the recently phased out SAYTEX 120. The chemical stability of TDBDPB has not been reported. We demonstrated that TDBDPB can photolytically undergo stepwise reductive debromination …
WebPhotolytic Debromination Pathway of Polybrominated Diphenyl Ethers in Hexane by Sunlight. Environmental Pollution. 2013 Other authors. …
WebThe photolysis of decabromodiphenyl ether, dissolved in toluene, was studied using a filtered Xe lamp as solar simulator. A loss of decabromodiphenyl ether, leading to … philips tube light framehttp://www.env-health.org/IMG/pdf/Debromination_paper_04052006_2_.pdf philip studerWebPhotodegradation has been demonstrated as one of the important environmental factors affecting the fate of contaminants such as brominated flame retardants (BFRs). However, a number of emerging... philips tuinverlichting ledWebJan 19, 2024 · Anaerobic debromination of PBDEs is the replacement of bromine atoms with hydrogen by the action of anaerobic microorganisms. Products of debromination reactions result in the accumulation of less brominated PBDEs, which can bioaccumulate on humans or biota (Tokarz et al. 2008 ). tryber tecnologiaWebJan 7, 2016 · Most PBDE debromination studies have been carried out in laboratory. The fate of PBDEs in the natural environments has yet to be well documented. Major … philip stuckey pretty womanhttp://www.env-health.org/IMG/pdf/Debromination_paper_04052006_2_.pdf tryber thunWebTraductions en contexte de "Shielding by" en anglais-français avec Reverso Context : This finding may provide a link between the retention signal and its shielding by the coiled coil of GABA(B(2).) try be nice