Ononidis radix....................................Fig

B In the lipophilic solvent system 2 the green-blue fluorescent ononin (Tl) remains close to the start additional blue fluorescent zones are found in the Rf range 0.2-0,45, The terpenes migrate to the lower R, range, detectable after treatment with the AS reagent. 

C Treatment with AS reagent reveals five violet-red zones (R, 0.05-0.55) with onocerin as the major terpene zone at R, — 0.4 (vis). 

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