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The Establishment of the Environmental Distributions Survey of Toxic Chemicals

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The purpose of this project is to establish a practical and appropriate toxic data as the basis of further related policy-making and policy-executing. Three approaches would be applied to accommodate this goal. The first was to conduct field studies and empirical measurements in sediments and fishes of the 12 rivers and 7 harbors to explore the concentrations and distribution for those selected chemicals, including polychlorinated biphenyls (PCBs), polybrominated diphenyl ethers (PBDEs), di(2-ethylhexyl)phthalate (DEHP), dibutyl phthalate (DBP), tributyltin (TBT), and triphenyltin (TPhT). The second was to conduct field studies and empirical measurements in various environmental media of the factory fields and nearby residents to explore the concentrations and distribution for those selected chemicals, including dimethyl sulfate and formaldehyde. The last was to collect and analyze the results of survey report sponsored by research institutes and governmental institutes in the past ten years in Taiwan, combining with the data of spatial and temporal distributions, the concentration and allocation profile in various environmental media and humans can be elucidated for these toxic chemicals. In this research, we investigated the environmental fate of the toxic chemical compounds in the factory field, including dimethyl sulfate and formaldehyde. We finished the sampling and analysis work of 475 samples. About the environmental fate of the toxic chemical compounds in sediments and fishes of the 12 rivers and 7 harbors, we finished the sampling and analysis work of 498 samples. We got 89 literatures about the chemical compounds, through the collection and the analysis of survey report sponsored by research institutes and governmental institutes in the past ten years in Taiwan, combining with the data of spatial and temporal distributions, the concentration and allocation profile in various environmental media and humans were elucidated for these toxic chemicals.
Keyword
Environmental Fate,Polychlorinated biphenyls,Polybrominated diphenyl ethers,Di(2-ethylhexyl)phthalate,Dibutyl phthalate,Triphenyltin,Tributyltin,Dimethyl sulfate,Formaldehyde
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