• Title/Summary/Keyword: Copper oxide

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Study on Contents of Paeoniflorin and Inorganic Components in Paeony Roots (시판(市販) 작약(芍藥)의 Paeoniflorin 및 무기성분(無機成分) 함량(含量))

  • Chung, Sang-Hwan;Suh, Dong-Hwan;Park, No-Kwuan;Lee, Suk-Hee;Kim, Ki-Jae;Lee, Kwang-Seok;Choi, Boo-Sul;Kang, Gaung-Hee
    • Korean Journal of Medicinal Crop Science
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    • v.1 no.2
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    • pp.178-183
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    • 1993
  • This study was carried out to investigate the contents of ash and inorganicelements in the herbaceous paeony roots collected from the markets of 9 regions in Korea. The contents of paeoniflorin ranged from 2.14% to 3.7%, and the average was 2.87%. The mean contents of ash was 4.2% and acid insoluble ash content was 0.55%. Total nitrogen of herbaceous paeony roots was 0.7%, phosphorus 0.69%, potassium 0.73%, calcium monoxide 1.02% and ferric oxide 82.15ppm respectively. The content of zinc ranged from 19.80ppm to 103.02ppm and the average was 34.59ppm ; this value showed some differences than other elements were, and the mean content of magnesium was 0.25%. The cadmium content showed 0.31ppm copper 4.95ppm, and plumbum 20.47ppm respectively. As above results, we could say that there was no health problems with local products, if we use a the herb medicine.

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