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  • Pengkai Li, T Y Zhang, Xu Ai Hua, Yoichiro Ito
  • Chemistry, Medicine
  • Journal of chromatography
  • 1991
  • Horizontal flow-through coil planet centrifuge (CPC) and high-performance liquid chromatography (HPLC) techniques were used for separation of polar compounds from a crude ethanol extract of OxytropisContinue Reading