首页> 美国政府科技报告 >Thermal Desorption/Ultraviolet Photolysis Process Technology Research, Test, and Evaluation Performed at the Naval Construction Battalion Center, Gulfport, Mississippi, for the USAF Installation Restoration Program. Volume 2
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Thermal Desorption/Ultraviolet Photolysis Process Technology Research, Test, and Evaluation Performed at the Naval Construction Battalion Center, Gulfport, Mississippi, for the USAF Installation Restoration Program. Volume 2

机译:热解吸/紫外光解工艺技术研究,测试和评估在密西西比州格尔夫波特海军建筑营中心进行,用于美国空军安装恢复计划。第2卷

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The objective of this effort was to examine the feasibility of using a thermal desorption/ultraviolet (TD/UV) destruction technology to treat Herbicide Orange (HO)-contaminated soil at the Naval Construction Battalion Center (NCBC), Gulfport, Mississippi. The IT Corporation pilot-scale TD/UV apparatus was used to successfully treat 1700 pounds of sandy loam, cement stabilized, soil that had been contaminated with HO and tetrachlorobenzo-p-dioxin (TCDD). The TD/UV process volatilizes organic compounds from the soil matrix; collects the desorbed organics in a solvent; and, destroys the contaminants with high-intensity ultraviolet light. The desorption process occurs between 850 to 1150 degrees F. in a nitrogen atmosphere to prevent combustion of the organics. Analysis of feedstock showed TCDD levels ranged from 233-272 parts per billion (ppb). Concentration in the treated soil, measured as the sum of all dioxin/furan congeners, was less than 1ppb, the USAF criterion. Herbicide orange, Dioxin, Analytical methods, Thermal treatment, Incineration, Agent orange. (mjm)

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