Influence of Yellow Sand on TSP in Seoul

서울시에서의 대기부유먼지에 대한 황사의 영향

  • 신은상 (동남보건전문대학 위생과) ;
  • 김희강 (건국대학교 환경공학과)
  • Published : 1992.03.01

Abstract

The influence of soil particles on TSP transported from China contient to Seoul by the Yellow sand phenomenon was investigated from the analytical results of TSP during three years, April 1988 through May 1991. The TSP was collected by a high volume air sampler abour five times a month, and then analyzed by A.A.S. and UV-Visible spectrophotometry. During the Yellow sand phenomenon, the mean concentration of TSP at Seoul was about 578 $\mug/m^3$ and three times higher than that in the ordinary time which was about 194 $\mug/m^3$. The mean contribution of soil particles calculated by Al content to TSP was 28% in the ordinary time, but the degree of contribution jumped to about 60% during the Yellow sand phenomena. The concentration of soil particles transported from China continent to Seoul was estimated to be 175.1 $\mug/m^3$ on an average(104 $\mug/m^3-231 \mug/m^3$).

Keywords

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