Journal of environmental and Sanitary engineering (환경위생공학)

Korean Society for Environmental Sanitary Engineers (대한환경위생공학회)
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'A Study on the contents of trace elements in commercial tea-products.' -on the contents of Youl Moo tea, Arrow root tea, and Gin Ger tea-

'시판다류중 미량중금속에 관한 조사연구'(율무차, 칡차, 생강차를 중심으로)

  • Pakr Jong Tae (Seoul Metropolitan Government Institute of Health and Environment) ;
  • Cho Gi Chan (Seoul Metropolitan Government Institute of Health and Environment)
  • 박종태 (서울시 보건환경연구원) ;
  • 조기찬 (서울시 보건환경연구원)
  • Published : 1989.10.01
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Abstract

In order to investigate harmful trace in commercial teaproducts. The contents of copper, lead, cadmium, zinc, chromium, manganese and iron were studied in this paper. The samples studied were Youlmoo tea(7) Arrow root tea(9) Ginger tea(4) collected from markets in Seoul area and analysis of seven metals by means of Automic absorption spectrometry. The results obtained were as follows : Lead contents is ranged from 0.06 to 0.72 ppm, cadmium from ND to 0.17 ppm, copper from 0.8 to 16.7 ppm, zinc from 10.4 to 40.4 ppm, manganess from 2.7 to 16.5 ppm, chromium from 0.04 to 4.7 ppm, iron from 7.9 to 55.7 ppm.

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