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  • 标题:Bio-Toxicity Assessment of PFOA and PFOS to Vibrio Fischeri by Photomultiplier Tube
  • 本地全文:下载
  • 作者:Jai-yeop Lee ; Hyun-dong Lee ; Il-ho Kim Lee
  • 期刊名称:International Journal of Multimedia and Ubiquitous Engineering
  • 印刷版ISSN:1975-0080
  • 出版年度:2015
  • 卷号:10
  • 期号:10
  • 页码:247-258
  • DOI:10.14257/ijmue.2015.10.10.25
  • 出版社:SERSC
  • 摘要:Bio-toxicity using luminescence of PFOA and PFOS was assessed by photomultiplier tube. The assessment was evaluated based on EC50 and transient profile in time with varying concentration of 0.0~250 mg/L in 6 steps. As a result, the toxicity was found out to be 150.3 and 237.7 in EC50 for PFOA and PFOS, respectively. Besides, the profiles depicted that PFOA is more toxic than PFOS. As a result of applying 1CFOK model where actual toxic kinetics were applied, high kinetics parameters showing biological concentration or damage were drawn in case of PFOA. Also, it is determined that PFOA has a significant effect of chronic toxicity on the residual concentration. PFOS does not show a higher toxicity than PFOA, but it shows a fatal toxicity at near 250 mg/L and it can be concentrated, so measures for this substance are necessary.
  • 关键词:Bio-toxicity; Toxicity assessment; Vibrio fischeri; PFOA; PFOS
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