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. 2010 May 25;11(5):2229–2240. doi: 10.3390/ijms11052229

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© 2010 by the authors; licensee Molecular Diversity Preservation International, Basel, Switzerland.

This article is an open-access article distributed under the terms and conditions of the Creative Commons Attribution license (http://creativecommons.org/licenses/by/3.0/).

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Figure 6. — Chromatogram of the four target compounds with 0.02 mol/L of NaH₂PO₄ as the mobile phase additive. 1: chlorogenic acid, 2: caffeic acid, 3: scoparone, 4: rutin.