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Transcript and Metabolite Profiling for the Evaluation of Tobacco Tree and Poplar as Feedstock for the Bio-based Industry
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[Essential oil analysis and trace element study of the roots of Piper nigrum L]

P Ao1, S Hu, A Zhao

  • 1Institute of Chinese Material Medica, China Academy of Traditional Chinese Medicine, Beijing 100700.

Zhongguo Zhong Yao Za Zhi = Zhongguo Zhongyao Zazhi = China Journal of Chinese Materia Medica
|March 13, 2001
PubMed

Abstract:

Pepper roots contain 0.39% of essential oil. By GC-MS method, 44 peaks and 22 compounds were obtained and identified. The major component was trans-caryophyllene. The trace metal content analysis showed that the heavy metals were under the safety level.

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